Basic Information

Faculty

• Faculty of Engineering

Professional Memberships

• 放射光学会
• 日本応用物理学会
• 軽金属学会
• 日本金属学会

Academic Degree

• 工学修士(京都大学)
• 工学博士(京都大学)

Research History

• From 1999, To 2002

  奈良先端大 助教授
• From 1999, To 2002

  Nara Inst. Sci. Technol. Ass.Prof.
• From 2002

  - 京大IIC 助教授
• From 2002

  - Kyoto Univ. Ass.Prof.
• From 1989, To 1999

  Kyoto University
• From 1989, To 1999

  Dept.Metall. Kyoto Univ. Instructor
• From 1987, To 1989

  富士通研究所 研究員
• From 1987, To 1989

  Fujitsu Laboratories Ltd.
• 現在 京大工 准教授

ID,URL

• J-Global ID

  200901069561796724

Website(s) (URL(s))

• http://kurs10067.sakura.ne.jp/wp/

researchmap URL

• https://researchmap.jp/H-OkudaMetals_Alloys

Research

Research Topics, Overview of the research

• Research Topics

  Phase transformation, self organization of nanostructures and their kinetics, Nanostructure analysis utilizing synchrotron radiation

Research Interests

• 放射光散乱・回折
• ナノ複合化構造
• 相変態
• Synchrotron-radiation scattering
• Nanostructure formation
• Phase transformation

Research Areas

• Nanotechnology/Materials, Structural and functional materials
• Nanotechnology/Materials, Metallic materials

Papers

• Mechanical behavior and its relation to critical current of BI2223-superconducting composite tapes

  S. Ochiai; H. Okuda

  Superconductivity and Superconducting Wires, 01 Jan. 2010

  
• Effects of microstructure on residual stresses in DSE Al2O3/YAG ceramic composite by experimental and numerical investigations

  J. J. Sha; S. Ochiai; H. Okuda; S. Iwamoto; K. Morishita; Y. Waku; N. Nakagawa; A. Mitani; T. Ishikawa; M. Sato

  Ceramic and Polymer Matrix Composites: Properties, Performance and Applications, 2010

  
• Simultaneous SAS and 100 experiments on phase decomposition and reversion in al-li binary alloys

  Hiroshi Okuda; Ichiro Tanaka; Kozo Osamura; Makoto Osawa; I. T.O. Kazuki; Yoshiyuki Amemiya

  Journal of Applied Crystallography, 1997

  
• Study of gallium arsenide on silicon by small angle X-ray scattering

  V. Vezin; H. Okuda; K. Osamura; Y. Amemiya; K. Kitahara; K. Nakajima

  Journal De Physique. IV : JP, 1993

  
• Small-angle X-ray scattering analysis on the in-plane cluster distribution during heating amorphous Mg85Y9Cu6 alloys

  Yoshiaki Maegawa; Hiroshi Okuda; Taichi Shimada; Kyosuke Hirayama; Michiaki Yamasaki; Yoshihito Kawamura

  Japanese Journal of Applied Physics, 01 Sep. 2023

  
• クラックが多数形成された被覆型銅安定化超伝導テープの臨界電流およびn値に及ぼす最大クラックサイズとクラック間サイズ差の影響の描出

  落合 庄治郎; 奥田 浩司

  銅と銅合金 : 銅及び銅合金技術研究会誌 = Copper and copper alloy : journal of Japan Research Institute for Advanced Copper-Base Materials and Technologies / 銅及び銅合金技術研究会 [編], 2022, Peer-reviewed

  
• 28aPS-75 Dufour効果を利用したヒートポンプの現象論的解析(領域11ポスターセッション,領域11(統計力学,物性基礎論,応用数学,力学,流体物理))

  星名 実; 奥田 浩司

  日本物理学会講演概要集, Jan. 2013

  
• 26aXY-6 Cr-JarositeのESR測定III(26aXY カゴメ格子・スピングラス,領域3(磁性,磁気共鳴))

  中田 亮平; 高橋 直己; 下川 統久朗; 櫻井 敬博; 張 衛民; 大久保 晋; 太田 仁; 奥田 浩司; 原 茂生; 佐藤 博彦

  日本物理学会講演概要集, Jan. 2013

  
• Nanoclusters in stacking faults in Mg-Y-Zn alloys examined by small-angle X-ray scattering and extended X-ray absorption fine structure analysis

  Hiroshi Okuda; Kohei Kintsu; Shu Kurokawa; Masao Tabuchi; Hiroaki Nitani; Hajime Kimizuka; Shin-ichi Inoue; Michiaki Yamasaki; Yoshihito Kawamura

  Acta Materialia, Jul. 2023, Peer-reviewed, Lead author, Corresponding author

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• Microstructure Evolution in Mg98.6Y1Zn0.4 Alloys and the Development by Hot Deformation Examined by Synchrotron Radiation Small- and Wide-Angle Scattering

  Hiroshi Okuda; Yoshiaki Maegawa; Kento Shimotsuji; Shin-ichi Inoue; Yoshihito Kawamura; Shigeru Kimura

  MATERIALS TRANSACTIONS, 01 Apr. 2023, Peer-reviewed

  
• Absolute measurements of anomalous small-angle X-ray scattering intensity using glassy carbon at the Mg K absorption edge

  Keita Aoyama; Hiroshi Okuda; Shan Lin; Kazuhiko Mase; Yoshinori Kitajima; Yusuke Tamenori

  Japanese Journal of Applied Physics, 01 Jul. 2022, Peer-reviewed

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• Size Distribution Analysis by a Scaling Method for Small-Angle Scattering Intensity

  Okuda Hiroshi; Osamura Kozo; Amemiya Yoshiyuki

  Materials Transactions, JIM, 1993

  
• Horizontally and Vertically Aligned Polymeric Nanosheets: CO2-Induced Morphological Changes of Block Copolymer Thin Films

  Hideaki Yokoyama; Lei Li; Cedric Dutriez; Yuko Iwakura; Kenji Sugiyama; Hiroyasu Masunaga; Sono Sasaki; Hiroshi Okuda

  MACROMOLECULES, Nov. 2008

  
• 大きさの異なる複数のクラックを有する銅安定化超伝導複合テープの臨界電流とn値に及ぼす最大クラックの影響

  落合 庄治郎; 奥田 浩司

  銅と銅合金, 2021

  
• Nondestructive Nanostructure Analysis of Al/Al-Zn Interdiffusion Layer by Quantitative SAXS Tomography

  Shan Lin; Hiroshi Okuda; Yukihiro Nishikawa; Shin-ichi Sakurai; Taizo Kabe; Hiroyasu Masunaga

  MATERIALS TRANSACTIONS, 2021, Peer-reviewed

  
• 放射光小角高角同時測定とEXAFSによるMg-RE-TM合金中のLPSO構造形成過程の評価

  奥田 浩司

  日本物理学会講演概要集, 2020

  
• Precipitation behavior of T ' metastable phase in Al-Zn-Mg based alloys

  H Adachi; K Osamura; H Okuda; K Yokoe; J Kusui

  JAPAN INSTITUTE OF METALS, PROCEEDINGS, VOL 12, (JIMIC-3), PTS 1 AND 2, 1999, Peer-reviewed

  
• Synchrotron Radiation Small-Angle Scattering Study on the Reversion Process of G.P. Zones below Miscibility Gap in Al–Zn Binary Alloys

  Okuda Hiroshi; Osamura Kozo; Amemiya Yoshiyuki; Hashizume Hiroo

  Materials Transactions, JIM, 1989

  
• Nature of an Endothermic Peak of As-Quenched Al-11.8 mol%Li Alloys

  Okuda Hiroshi; Tanaka Ichiro; Matoba Taro; Osamura Kozo; Amemiya Yoshiyuki

  Materials Transactions, JIM, 1998

  
• Nondimensional Simulation of Tensile Behavior of UD Composites

  OCHIAI Shojiro; TANAKA Hirokazu; TANAKA Mototsugu; HOJO Masaki; OKUDA Hiroshi

  The proceedings of the JSME annual meeting, 2002

  
• In Situ Measurements on Formation and Development of LPSO-like Nanostructures in Dilute MgYZn and MgGdZn Alloys

  Hiroshi Okuda; Michiaki Yamasaki; Yoshihito Kawamura

  Minerals, Metals and Materials Series, 2022, Peer-reviewed

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• Precipitation Hardening in Fe-Cu Binary and Quaternary Alloys.

  Osamura Kozo; Okuda Hiroshi; Ochiai Shojiro; Takashima Minoru; Asano Kazuo; Furusaka Michihiro; Kishida Koji; Kurosawa Fumio

  Transactions of the Iron and Steel Institute of Japan, 1994

  
• Nanostructure Distribution and Strengthening Mechanisms in the Interface Regions of Al-Zn/Al-Mg Multilayered Composites

  Shan Lin; Hiroshi Okuda; Katsushi Matsumoto; Masahiro Yamaguchi; Kazufumi Sato

  MATERIALS TRANSACTIONS, 2021, Peer-reviewed

  
• Structural and diffusional phase transformations in liquid-quenched Mg85Y9Zn6 ribbons below the bifurcation temperature

  Hiroshi Okuda; Michiaki Yamasaki; Yoshihito Kawamura

  Acta Materialia, 01 Aug. 2020, Peer-reviewed

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• Classification of grazing-incidence small-angle X-ray scattering patterns by convolutional neural network

  Hiroyuki Ikemoto; Kazushi Yamamoto; Hideaki Touyama; Daisuke Yamashita; Masataka Nakamura; Hiroshi Okuda

  JOURNAL OF SYNCHROTRON RADIATION, Jul. 2020, Peer-reviewed

  
• Relation of Size Distribution of Cracks in Superconducting Layer to Critical Current Distribution under Small Voltage Probe Spacing in REBCO-Superconducting Composite Tape

  Shojiro Ochiai; Hiroshi Okuda

  MATERIALS TRANSACTIONS, 2020, Peer-reviewed

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• Microstructure Analysis of Graded Interface Layers in a Model Multilayer Al/Al-Zn/Al Sample by Scanning Microbeam Small-Angle X-ray Scattering Measurements

  Shan Lin; Hiroshi Okuda; Yukihiro Higashino; Katsushi Matsumoto; Kazufumi Sato

  MATERIALS TRANSACTIONS, 2020, Peer-reviewed

  
• Effects of Size of the Largest Crack and Size Difference among Cracks on Critical Current of Superconducting Tape with Multiple Cracks in Superconducting Layer

  Shojiro Ochiai; Hiroshi Okuda

  MATERIALS TRANSACTIONS, 2020, Peer-reviewed

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• Two dimensional anomalous small-angle scattering measurements at the Mg K absorption edge for nanostructure analysis in concentrated Al-Mg alloys

  Hiroshi Okuda; Rei Sakohata; Shan Lin; Yoshinori Kitajima; Yusuke Tamenori

  APPLIED PHYSICS EXPRESS, Jul. 2019, Peer-reviewed

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• Dependence of Critical Current on Voltage Probe Spacing in Superconducting Tape with Multiple Small Cracks and a Large Crack

  Shojiro Ochiai; Hiroshi Okuda; Noriyuki Fujii

  MATERIALS TRANSACTIONS, Apr. 2019

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• Mechanical Properties and Nanostructure of Multi-Layered Al-Zn-Mg Alloy with Compositional Gradient

  Kazufumi Sato; Katsushi Matsumoto; Hiroshi Okuda

  MATERIALS TRANSACTIONS, Feb. 2019

  
• 放射光によるMg基LPSO合金の相変態過程の研究 (「時効析出の今昔」(マグネシウム)特集)

  奥田 浩司

  軽金属, Jan. 2019

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• Sm系多層超伝導テープ材のSm-L吸収端での引張荷重負荷下の歪測定・解析の試み

  奥田 浩司; 落合 庄治郎; 永野 伸治; 藤井 紀志; 小金澤 智之

  SPring-8/SACLA利用研究成果集, 2019

  
• 多数の小クラックに加え一個の大クラックが形成された銅安定化REBCO超伝導テープにおける電圧端子間距離が臨界電流値に及ぼす影響

  落合 庄治郎; 奥田 浩司; 藤井 紀志

  銅と銅合金 : 銅及び銅合金技術研究会誌 = Copper and copper alloy : journal of Japan Research Institute for Advanced Copper-Base Materials and Technologies, 2019

  
• The seeds of Zn6Y8 L12-type clusters in amorphous Mg85Zn6Y9 alloy investigated by photoemission spectroscopy

  Shinya Hosokawa; Jens Rüdiger Stellhorn; Benedict Paulus; Kenji Maruyama; Kentaro Kobayashi; Hiroshi Okuda; Michiaki Yamasaki; Yoshihito Kawamura; Hitoshi Sato

  Journal of Alloys and Compounds, 05 Oct. 2018

  
• Features of Crack Size Distribution- and Voltage Probe Spacing-Dependences of Critical Current and n-Value in Cracked Superconducting Tape, Depicted by Simulation

  Shojiro Ochiai; Hiroshi Okuda; Noriyuki Fujii

  MATERIALS TRANSACTIONS, Oct. 2018

  
• Effects of Crack Size Distribution and Voltage Probe Spacing on Variation of Critical Current and n-Value along the Longitudinal Direction in Superconducting Tape with Cracks

  Shojiro Ochiai; Hiroshi Okuda; Noriyuki Fujii

  MATERIALS TRANSACTIONS, Aug. 2018

  
• Seeds of L12 clusters in amorphous Mg85Zn6Y9 alloy observed via anomalous X-ray scattering

  Shinya Hosokawa; Jens Rüdiger Stellhorn; Benjamin Danilo Klee; Wolf Christian Pilgrim; Hiroshi Okuda; Michiaki Yamasaki; Yoshihiro Kawamura; Nils Blanc; Nathalie Boudet

  Applied Physics Express, Jul. 2018

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• モンテカルロシミュレーションによる、銅安定化超伝導複合テープにおける電圧端子間領域の超伝導特性に及ぼす構成区間のクラックサイズ差の影響の描出

  落合 庄治郎; 奥田 浩司; 藤井 紀志

  銅と銅合金 : 銅及び銅合金技術研究会誌 = Copper and copper alloy : journal of Japan Research Institute for Advanced Copper-Base Materials and Technologies, Jan. 2018

  
• Transition to long period stacking ordered structures in Mg85Gd9Zn6 alloys from amorphous ribbons examined by synchrotron radiation scattering: Comparison with Mg85Y9Zn6 alloys

  Hiroshi Okuda; Michiaki Yamasaki; Yoshihito Kawamura

  SCRIPTA MATERIALIA, Oct. 2017, Peer-reviewed

  
• Influences of Number of Cracks on Critical Current and n-value in Copper-Stabilized Superconducting Composite Tape

  落合 庄治郎; 奥田 浩司; 藤井 紀志

  銅と銅合金 : 銅及び銅合金技術研究会誌 = Copper and copper alloy : journal of Japan Research Institute for Advanced Copper-Base Materials and Technologies, Jan. 2017

  
• Nanostructures of Thin Films Near the Surface Examined by GISAXS Utilizing Tender X-rays

  OKUDA Hiroshi

  Hyomen Kagaku, Jan. 2017, Peer-reviewed

  
• Critical Current and n-Value of Heterogeneously Cracked Superconducting Tapes, Studied by a Monte Carlo Simulation Method Combined with a Model of Current Shunting at Cracks

  Shojiro Ochiai; Hiroshi Okuda; Noriyuki Fujii

  MATERIALS TRANSACTIONS, 2017, Peer-reviewed

  
• Effects of Crack Size Distribution and Specimen Length on the Correlation between n-Value and Critical Current in Heterogeneously Cracked Superconducting Tape

  Shojiro Ochiai; Hiroshi Okuda; Noriyuki Fujii

  MATERIALS TRANSACTIONS, 2017, Peer-reviewed

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• Realization of two-dimensional anomalous small-angle scattering of Al alloys at the K absorption edge of Al

  Hiroshi Okuda; Rei Sakohata; Yoshinori Kitajima; Yusuke Tamenori

  JOURNAL OF APPLIED CRYSTALLOGRAPHY, Oct. 2016, Peer-reviewed

  
• Development of microstructures in rapidly-quenched Mg85Y9Zn6 alloy ribbons during heating at a constant speed examined by simultaneous small- and wide angle scattering measurements

  Hiroshi Okuda; Hiroto Tanaka; Takahiro Shiratake; Michiaki Yamasaki; Yoshihito Kawamura

  ACTA MATERIALIA, Oct. 2016, Peer-reviewed

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• Relation of Critical Current and n-Value of Local Sections to Those of Sample in a Multi-Filamentary Bi2223 Superconducting Composite Tape with Applied Stress-Induced Cracks

  Shojiro Ochiai; Hiroshi Okuda; Hiroshi Matsubayashi; Kozo Osamura; Alex Otto

  MATERIALS TRANSACTIONS, May 2016, Peer-reviewed

  
• Influences of the Difference in Extent of Damage Among Sections on Critical Current and n-value of Copper-Stabilized Superconducting Composite Tape

  落合 庄治郎; 奥田 浩司; 藤井 紀志; 長村 光造

  銅と銅合金 : 銅及び銅合金技術研究会誌 = Copper and copper alloy : journal of Japan Research Institute for Advanced Copper-Base Materials and Technologies, Jan. 2016, Peer-reviewed

  
• Nanostructure change near surface region exmined by grazing-incidence small-angle scattering

  Okuda Hiroshi; Sakurai Shin-ichi; Shimizu Nobutaka; Igarashi Noriyuki

  Abstract of annual meeting of the Surface Science of Japan, Jan. 2016

  
• Nanostructure change near surface region exmined by grazing-incidence small-angle scattering

  Okuda Hiroshi; Sakurai Shin-ichi; Shimizu Nobutaka; Igarashi Noriyuki

  Abstract of annual meeting of the Surface Science of Japan, Jan. 2016

  
• Relation between n-Value and Critical Current in Filamentary and Coated Superconducting Tapes with Tensile Stress-Induced Cracks

  Shojiro Ochiai; Hiroshi Okuda; Masahiro Fujimoto; Kozo Osamura

  MATERIALS TRANSACTIONS, Sep. 2015, Peer-reviewed

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• Nanoclusters first: a hierarchical phase transformation in a novel Mg alloy

  Hiroshi Okuda; Michiaki Yamasaki; Yoshihito Kawamura; Masao Tabuchi; Hajime Kimizuka

  SCIENTIFIC REPORTS, Sep. 2015, Peer-reviewed

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• Small-Angle Scattering Measurements for Near-Surface Nanostructures

  OKUDA Hiroshi

  Journal of the Surface Finishing Society of Japan, Jan. 2015, Peer-reviewed

  
• Influence of Volume Fraction and Yield Stress of Copper on Trade-Off Relation Between Strain Tolerance and Stress Tolerance of Critical Current in Copper-Stabilized Coated Conductor

  落合 庄治郎; 奥田 浩司; 新井 貴博

  銅と銅合金 : 銅及び銅合金技術研究会誌 = Copper and copper alloy : journal of Japan Research Institute for Advanced Copper-Base Materials and Technologies, Jan. 2015, Peer-reviewed

  
• 表面近傍の構造に対する小角散乱測定 (特集 最新の表面・界面分析)

  奥田 浩司

  表面技術 = Journal of the Surface Finishing Society of Japan, Jan. 2015, Peer-reviewed

  
• Stability of Long-Period Stacking Ordered Structures at Elevated Temperatures Examined by Multicolor Synchrotron Radiation X-ray Scattering/Diffraction Measurements

  Hiroshi Okuda; Toshiki Horiuchi; Hiroto Tanaka; Michiaki Yamasaki; Yoshihito Kawamura; Shigeru Kimura

  MATERIALS TRANSACTIONS, 2015, Peer-reviewed

  
• Effects of Heterogeneous Cracking of Superconducting Layer on Voltage-Current Curve, Critical Current, and n-Value in High-Temperature Superconducting Layer-Coated Conductor Tape

  Shojiro Ochiai; Hiroshi Okuda; Noriyuki Fujii; Kozo Osamura

  MATERIALS TRANSACTIONS, 2015, Peer-reviewed

  
• A Trial on Detecting Fluctuations in Bulk Metallic Glass Beams by Strain Contrast Variation Method-Use of High Energy Small-Angle Scattering

  Hiroshi Okuda; Yusuke Maezawa; Yoshihiko Yokoyama; Shinji Kohara; Shojiro Ochiai

  MATERIALS TRANSACTIONS, 2015, Peer-reviewed

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• Thermal stability of Mg-Zn-Y LPSO phases and revised thermodynamic description of the Mg-Zn-Y phase diagram

  Rainer Schmid-Fetzer; Joachim Groebner; Michiaki Yamasaki; Yoshihito Kawamura; Hiroshi Okuda; Seiji Miura; Toshiaki Horiuchi; Jian-Feng Nie

  2015 Mg proceedings, 2015, Invited

  
• Microstructural Evolution of Long-Period Stacking Ordered Structures in Mg97Y2Zn1 Alloys Examined by In-Situ Small-Angle X-ray Scattering

  Hiroshi Okuda; Toshiki Horiuchi; Shoki Hifumi; Michiaki Yamasaki; Yoshihito Kawamura; Shigeru Kimura

  METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, Oct. 2014, Peer-reviewed

  
• Tape Length-Dependence of Critical Current and n-Value in Coated Conductor with a Local Crack

  Shojiro Ochiai; Hiroshi Okuda; Noriyuki Fujii

  MATERIALS TRANSACTIONS, Sep. 2014, Peer-reviewed

  
• Depth-Dependent Structural Changes in PS-b-P2VP Thin Films Induced by Annealing

  Jan Wernecke; Hiroshi Okuda; Hiroki Ogawa; Frank Siewert; Michael Krumrey

  MACROMOLECULES, Aug. 2014, Peer-reviewed

  
• Normalization of grazing-incidence small angle scattering of phospholipid alloy systems at the K absorption edge of phosphorous: A standard sample approach

  Hiroshi Okuda; Takayoshi Yamamoto; Kohki Takeshita; Mitsuhiro Hirai; Kazunobu Senoo; Hiroki Ogawa; Yoshinori Kitajima

  JAPANESE JOURNAL OF APPLIED PHYSICS, May 2014, Peer-reviewed

  
• Fracture behavior and fracture toughness of pitch-based carbon fiber with an artificial notch introduced by a focused ion beam

  Shojiro Ochiai; Shigetaka Kuboshima; Hiroshi Okuda; Kohei Morishita; Eiki Tsushima

  COMPOSITE INTERFACES, May 2014, Peer-reviewed

  
• Relation of n-Value to Critical Current for Local Sections and Overall Sample in a SmBCO Coated Conductor Pulled in Tension

  Shojiro Ochiai; Hiroshi Okuda; Shinji Nagano; Michinaka Sugano; Sang-Song Oh; Hong-Soo Ha; Kozo Osamura

  MATERIALS TRANSACTIONS, Mar. 2014, Peer-reviewed

  
• In situ measurements on stability of long-period stacking-ordered structures in Mg85Y9Zn6 alloys during heating examined by multicolor synchrotron radiation small-angle scattering

  Hiroshi Okuda; Toshiki Horiuchi; Michiaki Yamasaki; Yoshihito Kawamura; Shinji Kohara

  SCRIPTA MATERIALIA, Mar. 2014, Peer-reviewed

  
• Development of Microstructures of Long-Period Stacking Ordered Structures in Mg85Y9Zn6 Alloys Annealed at 673 K (400 degrees C) Examined by Small-Angle X-Ray Scattering

  Hiroshi Okuda; Toshiki Horiuchi; Toshiki Maruyama; Michiaki Yamasaki; Yoshihito Kawamura; Koji Hagihara; Shinji Kohara

  METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, Jan. 2014, Peer-reviewed

  
• Microstructure Analysis of LPSO structures in Mg alloys using Synchrotron Radiation Small- and Medium Angle Scattering

  奥田 浩司

  薄膜・表面物理セミナー, Jan. 2014, Peer-reviewed

  
• Grazing-incidence small-angle X-ray scattering from Ge nanodots self-organized on Si(001) examined with soft X-rays

  Takayoshi Yamamoto; Hiroshi Okuda; Kohki Takeshita; Noritaka Usami; Yoshinori Kitajima; Hiroki Ogawa

  JOURNAL OF SYNCHROTRON RADIATION, Jan. 2014, Peer-reviewed

  
• Superconducting Property Under Applied Tensile Stress in Copper-Sheathed SmBCO Coated Conductor

  落合 庄治郎; 奥田 浩司; 永野 伸次

  銅と銅合金 : 銅及び銅合金技術研究会誌 = Copper and copper alloy : journal of Japan Research Institute for Advanced Copper-Base Materials and Technologies, Jan. 2014

  
• Estimation of Fracture Toughness of SIC Fiber and Statistical Analysis of Change in Fracture Strength Distribution with Notch Size

  Shojiro Oehiai; Shigetaka Kuboshima; Hiroshi Okuda; Kohei Morishita; Tadanobu Inoue; Toshihiro Ishikawa; Mitsuhiko Sato

  MATERIALS TRANSACTIONS, Oct. 2013, Peer-reviewed

  
• Evolution of long-period stacking order structures on annealing as-cast Mg85Y9Zn6 alloy ingot observed by synchrotron radiation small-angle scattering

  Hiroshi Okuda; Toshiki Horiuchi; Taisuke Tsukamoto; Shojiro Ochiai; Michiaki Yamasaki; Yoshihito Kawamura

  SCRIPTA MATERIALIA, Apr. 2013, Peer-reviewed

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• Influence of Tensile Stress-Induced Local Crack on Superconducting Properties in Copper-Plated DyBCO Coated Conductor

  落合 庄治郎; 奥田 浩司; 新井 貴博

  銅と銅合金 : 銅及び銅合金技術研究会誌 = Copper and copper alloy : journal of Japan Research Institute for Advanced Copper-Base Materials and Technologies, Jan. 2013

  
• A review on small- and wide-angle X-ray scattering applied to the precipitation process in metallic alloys

  Hiroshi Okuda; Shojiro Ochiai

  Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science, Jan. 2013, Peer-reviewed

  
• Influence of copper volume fraction on tensile strain/stress tolerances of critical current in a copper-plated DyBCO-coated conductor

  Shojiro Ochiai; Hiroshi Okuda; Takahiro Arai; Michinaka Sugano; Kozo Osamura; Werner Prusseit

  Materials Transactions, 2013, Peer-reviewed

  
• Relation of Shunting Current at Cracked Part to Critical Current and n-Value in Multifilamentary Bi2223 Composite Tape

  Shojiro Ochiai; Hiroshi Okuda; Michinaka Sugano; Kozo Osarnura; Alex Otto; Alex P. Malozemoff

  MATERIALS TRANSACTIONS, Sep. 2012, Peer-reviewed

  
• Analysis of the correlation between n-value and critical current in bent multifilamentary Bi2223 composite tape based on a damage evolution model

  S. Ochiai; H. Okuda; M. Fujimoto; J-K Shin; M. Sugano; M. Hojo; K. Osamura; S. S. Oh; D. W. Ha

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, May 2012, Peer-reviewed

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• Contrast matching of an Si substrate with polymer films by anomalous dispersion at the Si K absorption edge

  Hiroshi Okuda; Kohki Takeshita; Shojiro Ochiai; Yoshinori Kitajima; Shinichi Sakurai; Hiroki Ogawa

  JOURNAL OF APPLIED CRYSTALLOGRAPHY, Feb. 2012, Peer-reviewed

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• Influences of Electroplated Copper on Tensile Strain and Stress Tolerance of Critical Current in DyBCO-Coated Conductor

  Shojiro Ochiai; Hiroshi Okuda; Michinaka Sugano; Kozo Osamura; Werner Prusseit

  IEEE TRANSACTIONS ON APPLIED SUPERCONDUCTIVITY, Feb. 2012, Peer-reviewed

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• Influences of Cracking of Coated Layer on Critical Current in Coated Composite Superconductor

  Shojiro Ochiai; Hiroshi Okuda; Akihiro Toda; Shinji Nagano; Michinaka Sugano; Kozo Osamua; Werner Prusseit

  THERMEC 2011, PTS 1-4, 2012, Peer-reviewed

  
• Degradation mechanism of polycrystalline silicon carbide fiber due to air-exposure at high temperatures

  K. Morishita; S. Ochiai; H. Okuda; T. Ishikawa; M. Sato

  THERMEC 2011, PTS 1-4, 2012, Peer-reviewed

  
• Relation of n-value to critical current in bent-damaged Bi2223 composite tape

  S. Ochiai; H. Okuda; M. Sugano; M. Hojo; K. Osamura; T. Kuroda; H. Kumakura; H. Kitaguchi; K. Itoh; H. Wada

  ADVANCES IN SUPERCONDUCTIVITY XXIV, 2012, Peer-reviewed

  
• Local and overall critical current and n-value of DyBCO coated conductor under applied tensile strain

  S. Nagano; A. Toda; T. Arai; S. Ochiai; H. Okuda; M. Sugano; W. Prusseit

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Nov. 2011, Peer-reviewed

  
• In situ strain measurements of superconducting composites by depth and layer sensitive X-ray diffraction technique utilizing synchrotron radiation

  H. Okuda; T. Arai; A. Toda; S. Ochiai; M. Sato; W. Prusseit

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Nov. 2011, Peer-reviewed

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• A Monte Carlo simulation on critical current distribution of bent-damaged multifilamentary Bi2223 composite tape

  S. Ochiai; H. Okuda; M. Fujimoto; J. K. Shin; S. S. Oh; D. W. Ha

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Nov. 2011, Peer-reviewed

  
• Change in local and overall V-I curves with applied tensile strain in DyBCO-coated conductor

  A. Toda; T. Arai; Y. Shimokawa; S. Nagano; S. Ochiai; H. Okuda; M. Sugano; K. Osamura; W. Prusseit

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Nov. 2011, Peer-reviewed

  
• Relation of crack-induced current shunting to transport current and n-value in DyBCO-coated superconductor

  S. Ochiai; H. Okuda; T. Arai; S. Nagano; M. Sugano; K. Osamura; W. Prusseit

  CRYOGENICS, Oct. 2011, Peer-reviewed

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• Residual Strain, Damage Strain and Critical Current in BSCCO Tape

  OCHIAI Shojiro; OKUDA Hiroshi

  TEION KOGAKU, May 2011, Peer-reviewed

  
• Near-surface relaxation structure of annealed block copolymer film on Si substrates examined by grazing-incidence small-angle scattering utilizing soft X-rays

  Hiroshi Okuda; Kohki Takeshita; Shojiro Ochiai; Shin-ichi Sakurai; Yoshinori Kitajima

  JOURNAL OF APPLIED CRYSTALLOGRAPHY, Apr. 2011, Peer-reviewed

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• Effect of Ewald sphere curvature on the GISAXS analysis of capped Germanium nanodot samples in the soft X-ray region

  Hiroshi Okuda; Kohki Takeshita; Masayuki Kato; Shojiro Ochiai; Yoshinori Kitajima

  BURIED INTERFACE SCIENCES WITH X-RAYS AND NEUTRONS 2010, 2011, Peer-reviewed

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• An Image-Based Microscale Simulation of Thermal Residual Stresses in DSE Oxide Ceramic Composite

  J. J. Sha; S. Ochiai; H. Okuda; S. Iwamoto; K. Morishita; Y. Waku; N. Nakagawa; A. Mitani; T. Ishikawa; M. Sato

  MANUFACTURING PROCESS TECHNOLOGY, PTS 1-5, 2011, Peer-reviewed

  
• A grazing incidence small-angle x-ray scattering analysis on capped Ge nanodots in layer structures

  Hiroshi Okuda; Masayuki Kato; Keiji Kuno; Shojiro Ochiai; Noritaka Usami; Kazuo Nakajima; Osami Sakata

  JOURNAL OF PHYSICS-CONDENSED MATTER, Dec. 2010, Peer-reviewed

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• Modeling analysis of irreversible bending strain distribution and critical current distribution at low bending strains of Bi2223-composite tape

  S. Ochiai; H. Okuda; M. Sugano; M. Hojo; K. Osamura; T. Kuroda; H. Kumakura; H. Kitaguchi; K. Itoh; H. Wada

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Nov. 2010, Peer-reviewed

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• Fracture behavior of coated layer and its influence on critical current of DyBCO coated conductor

  T. Arai; J. K. Shin; A. Toda; S. Ochiai; H. Okuda; M. Sugano; K. Osamura; W. Prusseit

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Nov. 2010, Peer-reviewed

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• Influence of tensile damage on V-I curve and critical current of DyBCO coated conductor

  A. Toda; T. Arai; S. Ochiai; H. Okuda; H. Matsubayashi; M. Sugano; K. Osamura; W. Prusseit

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Nov. 2010, Peer-reviewed

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• Simulation for prediction of distribution of critical current among specimens under low applied bending strains near the average irreversible strain in Bi2223 composite tape

  S. Ochiai; M. Fujimoto; H. Okuda; S. S. Oh; D. W. Ha

  CRYOGENICS, Nov. 2010, Peer-reviewed

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• Influences of cracking of coated superconducting layer on voltage-current curve, critical current, and n-value in DyBCO-coated conductor pulled in tension

  S. Ochiai; T. Arai; A. Toda; H. Okuda; M. Sugano; K. Osamura; W. Prusseit

  JOURNAL OF APPLIED PHYSICS, Sep. 2010, Peer-reviewed

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• Applicability of Weibull Distribution to Description of Distributed Normalized Critical Current of Bent-Damaged Bi2223 Composite Tape

  Shojiro Ochiai; Hiroshi Okuda; Michinaka Sugano; Masaki Hojo; Kozo Osamura; Tsuneo Kuroda; Hiroaki Kumakura; Hitoshi Kitaguchi; Kikuo Itoh; Hitoshi Wada

  MATERIALS TRANSACTIONS, Sep. 2010, Peer-reviewed

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• Fracture toughness of Al2O3 fibers with an artificial notch introduced by a focused-ion-beam

  S. Ochiai; S. Kuboshima; K. Morishita; H. Okuda; T. Inoue

  JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, May 2010, Peer-reviewed

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• Change of Young's Modulus with Increasing Applied Tensile Strain in Open Cell Nickel and Copper Foams

  Shojiro Ochiai; Satoshi Nakano; Yuya Fukazawa; Mohamed Shehata Aly; Hiroshi Okuda; Komei Kato; Takeshi Isobe; Koichi Kita; Keiichi Honma

  MATERIALS TRANSACTIONS, May 2010, Peer-reviewed

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• Tensile Deformation and Failure Behavior of Open Cell Nickel and Copper Foams

  Shojiro Ochiai; Satoshi Nakano; Yuya Fukazawa; Mohamed Shehata Aly; Hiroshi Okuda; Komei Kato; Takeshi Isobe; Koichi Kita; Keiichi Honma

  MATERIALS TRANSACTIONS, Apr. 2010, Peer-reviewed

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• Prediction of variation in critical current with applied tensile/bending strain of Bi2223 composite tape from tensile stress-strain curve

  S. Ochiai; H. Okuda; M. Sugano; M. Hojo; K. Osamura

  JOURNAL OF APPLIED PHYSICS, Apr. 2010, Peer-reviewed

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• Analysis of critical current distribution of bent Bi2223 composite tapes by unifying parameter approach and its application to the description of average critical current-bending strain relation near the average irreversible strain

  S. Ochiai; H. Okuda; M. Sugano; M. Hojo; K. Osamura; T. Kuroda; K. Itoh; H. Kitaguchi; H. Kumakura; H. Wada

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Feb. 2010, Peer-reviewed

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• Realization of a High-Performance Point-Focusing Monochromator for X-ray Studies

  Hiroshi Okuda; Kohei Morishita; Kazuo Nakajima; Kozo Fujiwara; Ichiro Yonenaga; Shojiro Ochiai

  APPLIED PHYSICS EXPRESS, 2010, Peer-reviewed

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• Anomalous Grazing Incidence Small-Angle Scattering of Capped Ge Nanodots at the Si K Absorption Edge

  Hiroshi Okuda; Masayuki Kato; Shojiro Ochiai; Yoshinori Kitajima

  APPLIED PHYSICS EXPRESS, Dec. 2009, Peer-reviewed

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• Distribution of normalized critical current of bent multifilamentary Bi2223 composite tape

  S. Ochiai; M. Fujimoto; J. K. Shin; H. Okuda; S. S. Oh; D. W. Ha

  JOURNAL OF APPLIED PHYSICS, Nov. 2009, Peer-reviewed

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• Statistical analysis of the distribution of critical current and the correlation of n value to the critical current of bent Bi2223 composite tape

  S. Ochiai; H. Matsubayashi; H. Okuda; K. Osamura; A. Otto; A. Malozemoff

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Sep. 2009, Peer-reviewed

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• Fracture and flaking off behavior of coated layer of DyBCO coated conductor under applied tensile strain

  T. Arai; J. X. Shin; H. Matsubayashi; S. Ochiai; H. Okuda; K. Osamura; W. Prusseit

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Aug. 2009, Peer-reviewed

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• Critical current of laminated and non-laminated BSCCO superconducting composite tape under bending strain

  H. Matsubayashi; Y. Mukai; T. Arai; J. K. Shin; S. Ochiai; H. Okuda; K. Osamura; A. Otto; A. Malozemoff

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Aug. 2009, Peer-reviewed

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• Prediction of critical current-bending strain relation of Bi2223 composite tape using residual strain of filaments, load-strain curve and geometry of cross-section

  S. Ochiai; H. Okuda; H. Matsubayashi; Y. Mukai; J. K. Shin; S. Iwamoto; M. Hojo; M. Sato; K. Osamura; M. Mimura

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Aug. 2009, Peer-reviewed

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• Synchrotron investigation on the sheared structure evolution of syndiotactic polypropylene crystallization process

  Huiying Wen; Shichun Jiang; Yongfeng Men; Xuequan Zhang; Lijia An; Zhonghua Wu; Hiroshi Okuda

  JOURNAL OF CHEMICAL PHYSICS, Apr. 2009, Peer-reviewed

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• Simulation on the relation of distribution of overall critical transport current to that of local one in bent-damaged Bi2223 superconducting composite tape

  S. Ochiai; M. Fujimoto; H. Okuda; S. S. Oh; D. W. Ha

  JOURNAL OF APPLIED PHYSICS, Mar. 2009, Peer-reviewed

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• Influence of the Crack Spacing in the Coating Layer on the Progress of Interfacial Debonding in Galvannealed Steel Pulled in Tension

  Sohei Iwamoto; Shojiro Ochiai; Hiroshi Okuda

  ISIJ INTERNATIONAL, 2009, Peer-reviewed

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• Analysis of Group-buckling and -debonding Behaviors of Galvannealed Coating Layer on Steel Substrates under Applied Tensile Strain

  Sohei Iwamoto; Shojiro Ochia; Hiroshi Okuda

  ISIJ INTERNATIONAL, 2009, Peer-reviewed

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• Finite Element Analysis of the Interfacial Debonding of the Galvannealed Coating Layer with High Tensile Strength Steel Substrates

  Sohei Iwamoto; Shojiro Ochiai; Hiroshi Okuda

  ISIJ INTERNATIONAL, 2009, Peer-reviewed

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• Change of the V-I curve and critical current with applied tensile strain due to cracking of filaments in Bi2223 composite tape

  J. K. Shin; S. Ochiai; H. Okuda; M. Sugano; S. S. Oh

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Nov. 2008, Peer-reviewed

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• Modeling analysis of distribution of irreversible bending strain for critical current in Bi2223-composite tape

  S. Ochiai; J. K. Shin; Y. Mukai; H. Matsubayashi; H. Okuda; M. Sugano; M. Hojo; K. Osamura; T. Kuroda; K. Itoh; H. Wada

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Sep. 2008, Peer-reviewed

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• Dependence of critical current on sample length analyzed by the variation of local critical current bent of BSCCO superconducting composite tape

  H. Matsubayashi; Y. Mukai; J. K. Shin; S. Ochiai; H. Okuda; K. Osamura; A. Otto; A. Malozemofff

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Sep. 2008, Peer-reviewed

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• Estimation of Young's modulus, residual strain and intrinsic fracture strain of Bi2212 filaments in Bi2212/Ag/Ag alloy composite wire

  J. K. Shin; S. Ochiai; H. Okuda; Y. Mukai; H. Matsubayashi; S. S. Oh; D. W. Ha; S. C. Kim; M. Sato

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Sep. 2008, Peer-reviewed

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• The influence of tensile strain to critical current of Bi2223 composite tape

  Y. Mukai; J. K. Shin; S. Ochiai; H. Okuda; M. Sugano; K. Osamura

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Sep. 2008, Peer-reviewed

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• Direct measurement of difference in local deformation and its influence on critical current in Bi2223/Ag/Ag alloy composite tape

  J. K. Shin; S. Ochiai; M. Sugano; H. Okuda; A. Nyilas; S. S. Oh

  SCRIPTA MATERIALIA, Aug. 2008, Peer-reviewed

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• Residual stresses in YAG phase of melt growth Al2O3/YAG eutectic composite estimated by indentation fracture test and finite element analysis

  S. Ochiai; S. Ikeda; S. Iwamoto; J. J. Sha; H. Okuda; Y. Waku; N. Nakagawa; A. Mitani; A. Sato; I. Ishikawa

  JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, Aug. 2008, Peer-reviewed

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• Residual stresses in YAG phase in directionally solidified eutectic Al2O3/YAG ceramic composite estimated by X-ray diffraction

  J. J. Sha; S. Ochiai; H. Okuda; Y. Waku; N. Nakagawa; A. Mitani; M. Sato; T. Ishikawa

  JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, Aug. 2008, Peer-reviewed

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• Anomalous small-angle scattering from nanoquasicrystalline precipitates in Zr(80)Pt(20) ribbons

  Hiroshi Okuda; Takefumi Fukumoto; Junji Saida; Shojiro Ochiai; Sono Sasaki; Hiroyasu Masunaga

  JOURNAL OF APPLIED CRYSTALLOGRAPHY, Aug. 2008, Peer-reviewed

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• Analysis of the residual strain change of Bi2212, Ag alloy and Ag during the heating and cooling process in Bi2212/Ag/Ag alloy composite wire

  J. K. Shin; S. Ochiai; M. Sugano; H. Okuda; Y. Mukai; M. Sato; S. S. Oh; D. W. Ha; S. C. Kim

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Jul. 2008, Peer-reviewed

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• Thermally and mechanically induced residual strain and strain tolerance of critical current in stainless steel-laminated Bi2223/Ag/Ag alloy composite superconductors

  S. Ochiai; H. Rokkaku; J. K. Shin; S. Iwamoto; H. Okuda; K. Osamura; M. Sato; A. Otto; A. Malozemoff

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Jul. 2008, Peer-reviewed

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• Residual and fracture strains of Bi2223 filaments and their relation to critical current under applied bending and tensile strains in Bi2223/Ag/Ag alloy composite superconductor

  S. Ochiai; J. K. Shin; S. Iwamoto; H. Okuda; S. S. Oh; D. W. Ha; M. Sato

  JOURNAL OF APPLIED PHYSICS, Jun. 2008, Peer-reviewed

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• Analysis of the distribution of critical current of bent Bi2223 composite tape based on a unifying parameter approach

  S. Ochiai; J. K. Shin; H. Okuda; M. Sugano; M. Hojo; K. Osamura; T. Kuroda; K. Itoh; H. Wada

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, May 2008, Peer-reviewed

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• Assessment of strain of Bi2223 filaments in bent Ag-sheathed superconducting composites by synchrotron radiation

  Hiroshi Okuda; Jae-Kyong Shin; Sohei Iwamoto; Kohei Morishita; Yasuhiro Mukai; Hiroshi Matsubayashi; Shojiro Ochiai; Alex Otto; Edward J. Harley; Alexis P. Malozemoff; Masugu Sato

  SCRIPTA MATERIALIA, Apr. 2008, Peer-reviewed

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• Point-focusing monochromator crystal realized by hot plastic deformation of a Ge wafer

  Hiroshi Okuda; Kazuo Nakajima; Kozo Fujiwara; Kohei Morishita; Shojiro Ochiai

  Journal of Applied Crystallography, 2008, Peer-reviewed

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• Application of GISAXS to the Microstructural Evaluation of Semiconductor and Metallic Materials

  H. Okuda; K. Kuno; M. Ohtaka; S. Ochiai; K. Ito; S. Sasaki; M. Tabuchi; Y. Takeda

  TRANSACTIONS OF THE MATERIALS RESEARCH SOCIETY OF JAPAN, VOL 33, NO 3, 2008, Peer-reviewed

  
• Estimation of critical current of bent Bi2223 composite tape by application of superconducting core shape-incorporated model

  Shojiro Ochiai; Jaekyoung Shin; Hiroshi Okuda; Sang Soo Oh; Dong-Woo Ha

  JOURNAL OF THE JAPAN INSTITUTE OF METALS, Nov. 2007, Peer-reviewed

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• Relation of distribution of local critical current to overall critical current in Bi2223 superconducting composite tape damaged by bending

  Shojiro Ochiai; Masahiro Fujimoto; Hiroshi Okuda; Michinaka Sugano; Masaki Hojo; Kozo Osamura; Masanao Mimura

  Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals, Nov. 2007, Peer-reviewed

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• Correlation between local and overall critical current of bent multifilamentary Bi2223/Ag tape

  M. Fujimoto; D. Doko; J. K. Shin; H. Nakajima; S. Ochiai; H. Okuda; S. S. Oh; K. Osamura

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Oct. 2007

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• Modeling analysis of the critical current of bent Bi2223 composite tape based on the damage strain parameter and the shape of the core

  S. Ochiai; T. Matsuoka; J. K. Shin; H. Okuda; M. Sugano; M. Hojo; K. Osamura

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Oct. 2007

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• Local and overall critical current of Bi2223-composite tape under applied tensile and bending strains

  J. K. Shin; M. Fujimoto; S. Ochiai; H. Okuda; S. S. Oh

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Oct. 2007

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• Statistical analysis of scatter in critical current of bent superconducting Bi2223 composite tape

  S. Ochiai; M. Fujimoto; J. K. Shin; H. Okuda; M. Hojo; K. Osamura; T. Kuroda; K. Itoh; H. Wada

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Oct. 2007, Peer-reviewed

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• Sample-length dependence of the critical current of slightly and significantly bent-damaged Bi2223 superconducting composite tape

  S. Ochiai; M. Fujimoto; H. Okuda; S. S. Oh; D. W. Ha

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Aug. 2007

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• Grazing incident small angle x-ray scattering study of polymer thin films with embedded ordered nanometer cells

  Hideaki Yokoyama; Cedric Dutriez; Lei Li; Taichi Nemoto; Kenji Sugiyama; Sono Sasaki; Hiroyasu Masunaga; Masaki Takata; Hiroshi Okuda

  JOURNAL OF CHEMICAL PHYSICS, Jul. 2007

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• Depression of microphase-separated domain size of polyurethanes in confined geometry

  Ken Kojio; Yusuke Uchiba; Yoshitaka Mitsui; Mutsuhisa Furukawa; Sono Sasaki; Hiroyasu Matsunaga; Hiroshi Okuda

  MACROMOLECULES, Apr. 2007

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• In situ investigation of annealing effect on lamellar stacking structure of polyethylene thin films by synchrotron grazing-incidence small-angle and wide-angle X-ray scattering

  Sono Sasaki; Hiroyasu Masunaga; Hiroo Tajiri; Katsuaki Inoue; Hiroshi Okuda; Hiromichi Noma; Kohji Honda; Atsushi Takahara; Masaki Takata

  JOURNAL OF APPLIED CRYSTALLOGRAPHY, Apr. 2007

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• Precursory microstructures in Zr-Cu-Al-Ni bulk metallic glasses examined by anomalous small-angle scattering at the ZrK edge

  Hiroshi Okuda; Isao Murase; Shojiro Ochiai; Junji Saida; Yoshihiko Yokoyama; Katsuaki Inoue

  JOURNAL OF APPLIED CRYSTALLOGRAPHY, Apr. 2007

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• Thermally induced residual strain accumulation in Bi2223/Ag/Ag alloy composite superconductor

  S. Ochiai; H. Rokkaku; K. Morishita; J. K. Shin; S. Iwamoto; H. Okuda; M. Hojo; K. Osamura; M. Sato; A. Otto; E. Harley; A. Malozemoff

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Mar. 2007

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• Analytical modeling of stress-strain behavior at 1873 K of alumina/YAG composite compressed parallel and perpendicular to the solidification direction

  Shojiro Ochiai; Yuushi Sakai; Kei Kuhara; Sohei Iwamoto; Jianjun Sha; Hiroshi Okuda; Mototsugu Tanaka; Masaki Hojo; Yoshiharu Waku; Narihito Nakagawa; Shin-ichi Sakata; Atsushi Mitani; Mitsuhiko Sato; Toshihiro Ishikawa

  COMPOSITES SCIENCE AND TECHNOLOGY, Feb. 2007

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• Degradation mechanism of amorphous silicon carbide fiber due to air-exposure at high temperatures

  Kohei Morishita; Tasuku Matsumoto; Shojiro Ochiai; Hiroshi Okuda; Toshihiro Ishikawa; Mitsuhiko Sato

  MATERIALS TRANSACTIONS, Feb. 2007

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• Crack spacing distribution in coating layer of galvannealed steel under applied tensile strain

  Shojiro Ochiai; Sohei Iwamoto; Toyomitsu Nakamura; Hiroshi Okuda

  ISIJ INTERNATIONAL, 2007

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• Analysis of buckling and interfacial debonding of galvannealed coating layer on steel substrates under applied tensile strain

  Sohei Iwamoto; Shojiro Ochiai; Hiroshi Okuda; Tadanobu Inoue

  ISIJ INTERNATIONAL, 2007

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• Mechanical properties of directionally solidified eutectic AL₂O₃/YAG composite at room to ultrahigh temperatures

  S. Ochiai; H. Okuda; Y. Waku; N. Nakagawa

  Ceramic Materials Research Trends, 2007, Peer-reviewed

  
• Influence of applied tensile and bending strains on local and overall critical current of multifilamentary Bi2223-composite superconductor

  S. Ochiai; D. Doko; H. Okuda; S. S. Oh; D. W. Ha; M. Tanaka; M. Hojo; K. Osamura; M. Miura

  THERMEC 2006, PTS 1-5, 2007, Peer-reviewed

  
• Distribution of local critical current along sample length and its relation to overall current in a long Bi2223/Ag superconducting composite tape

  S. Ochiai; D. Doko; H. Okuda; S. S. Oh; D. W. Ha

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Nov. 2006

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• Monte Carlo-shear lag simulation for fracture behavior of Bi2223 superconducting monofilament and its influence on critical current

  Hirosuke Rokkakku; Kohei Morishita; Dan Doko; Tomonobu Ishida; Shojiro Ochiai; Hiroshi Okuda; Kozo Osamura

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Oct. 2006

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• In situ synchrotron-radiation measurements of axial strain in laminated Bi2223 superconducting composite tapes at room temperature

  H. Okuda; H. Rokkaku; K. Morishita; J. K. Shin; S. Iwamoto; S. Ochiai; M. Sato; K. Osamura; A. Otto; E. J. Harley; A. Malozemoff

  SCRIPTA MATERIALIA, Oct. 2006

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• Variation of local critical current and its influence on overall current of bent multifilamentary Bi2223/Ag tape

  S. Ochiai; D. Doko; H. Rokkaku; M. Fujimoto; H. Okuda; M. Hojo; M. Tanaka; M. Sugano; K. Osamura; M. Mimura

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Oct. 2006, Peer-reviewed

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• Nanoscopic fluctuation in quenched Zr-Cu-Ni-Al metallic glasses and their welds examined by ASAXS at Zr-K edge

  H. Okuda; I. Murase; R. Kurosaki; E. Nakagawa; S. Oshiai; Y. Yokoyama; J. Saida; K. Inoue

  INTERMETALLICS, Aug. 2006

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• Fracture toughness of a crystalline silicon carbide fiber (Tyranno-SA3((R)))

  Kohei Morishita; Shojiro Ochiai; Hiroshi Okuda; Toshihiro Inshikawa; Mitsuhiko Sato; Tadanobu Inoue

  JOURNAL OF THE AMERICAN CERAMIC SOCIETY, Aug. 2006

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• Si wafers having one- and two-dimensionally curved (111) planes examined by X-ray diffraction

  H Okuda; K Nakajima; K Fujiwara; S Ochiai

  JOURNAL OF APPLIED CRYSTALLOGRAPHY, Jun. 2006

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• A Monte Carlo-shear lag simulation of tensile fracture behaviour of Bi2223 filament

  S Ochiai; T Ishida; D Doko; K Morishita; H Okuda; SS Oh; DW Ha; M Hojo; M Tanaka; M Sugano; K Osamura

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Dec. 2005

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• Multiple-cracking phenomenon of the galvannealed coating layer on steels under thermal and tensile stresses

  S Ochiai; S Iwamoto; T Tomida; T Nakamura; H Okuda; M Tanaka; M Hojo

  METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, Jul. 2005

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• Residual stress analysis and estimation of strength of Fe-Zn coating layer of galvannealed steel by means of finite element method

  S Ochiai; S Iwamoto; T Tomida; T Nakamura; H Okuda; M Tanaka; M Hojo

  TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, Mar. 2005

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• Fracture and peeling behavior of Fe-Zn intermetallic coating of galvannealed steel sheet

  S Ochiai; T Tomida; T Nakamura; S Iwamoto; H Okuda; M Tanaka; M Hojo

  TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, Mar. 2005

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• Relation between cracking of intermetallic coating layer of galvannealed steel sheet and grain boundary of substrate steel

  T Nakamura; S Ochiai; S Iwamoto; D Adachi; H Okuda

  TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, Mar. 2005

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• Stress analysis and prediction of multiple cracking of coating layer of galvanealed steel under applied tensile strain

  S Iwamoto; S Ochiai; T Nakamura; H Okuda

  TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, Mar. 2005

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• Residual stress analysis and estimation of strength of Fe-Zn coating layer of galvannealed steel by means of finite element method

  S Ochiai; S Iwamoto; T Tomida; TV Nakamura; H Okuda; M Tanaka; M Hojo

  TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, Mar. 2005, Peer-reviewed

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• Fracture and peeling behavior of Fe-Zn intermetallic coating of galvannealed steel sheet

  S Ochiai; T Tomida; T Nakamura; S Iwamoto; H Okuda; M Tanaka; M Hojo

  TETSU TO HAGANE-JOURNAL OF THE IRON AND STEEL INSTITUTE OF JAPAN, Mar. 2005, Peer-reviewed

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• Fracture and debonding behavior of coated brittle alumina layer on ductile aluminum substrate wire

  S Ochiai; T Tomida; M Tanaka; M Hojo; H Okuda

  COMPOSITE INTERFACES, 2005

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• Shaped silicon-crystal wafers obtained by plastic deformation and their application to silicon-crystal lenses

  K Nakajima; K Fujiwara; WG Pan; H Okuda

  NATURE MATERIALS, Jan. 2005

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• Fracture characteristics of Al2O3/YAG composite at room temperature to 2023 K

  S Ochiai; Y Sakai; K Sato; M Tanaka; A Hojo; H Okuda; Y Waku; N Nakagawa; S Sakata; A Mitani; T Takahashi

  JOURNAL OF THE EUROPEAN CERAMIC SOCIETY, 2005

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• Simulation of fracture behavior of unidirectional SiC/SiC composite exposed in air at 823-1673 K

  K Morishita; S Ochiai; H Okuda; H Nakayama; M Sato

  COMPOSITE INTERFACES, 2005

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• Application of grazing-incidence small-angle X-ray scattering technique to semiconducting composite materials

  T Ogawa; H Niwa; H Okuda; S Ochiai

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005

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• An attempt to recover strength of oxidized SiC/SiC composite by means of a deoxidation treatment

  K Morishita; S Ochiai; H Okuda; H Nakayama; M Sato

  COMPOSITE INTERFACES, 2005

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• Scanning anomalous small-angle scattering as a tool to examine welded bulk glass

  Murase, I; R Kurosaki; H Okuda; S Ochiai; Y Yokoyama; A Inoue; K Inoue

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005

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• Thermal stress-induced fracture of coating layer of galvannealed steel

  S Ochiai; S Iwamoto; T Tomida; H Okuda; M Tanaka; M Hojo

  COMPOSITE INTERFACES, 2005

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• Bending damage evolution and its influence on critical current and n-value of Bi2223/Ag superconducting composite tape

  D Doko; N Miyazaki; S Occhiai; H Okuda; SS Oh; M Tanaka; M Hojo; K Osamura

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005

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• A Monte Carlo simulation on the PFZ microstructures in Al-based alloys during multistep annealing

  H Okuda; S Ochiai

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005, Peer-reviewed

  
• Computer aided phase diagram assessment and its extension to materials design

  K Ishida; K Osamura; R Kainuma; H Okuda

  JOURNAL OF THE JAPAN INSTITUTE OF METALS, Dec. 2004

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• A Monte Carlo simulation on the microstructures near precipitation-free zones accompanied by grain boundary precipitation

  H Okuda; S Ochiai

  JOURNAL OF THE JAPAN INSTITUTE OF METALS, Dec. 2004

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• In situ strain measurements of Bi2223 superconducting filaments in multifilamentary Ag-sheathed Bi2223 superconducting tapes

  H Okuda; K Morishita; S Ochiai; D Dokoh; M Matsui; H Fujimoto; M Sato

  PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, Sep. 2004

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• Tensile and bending fracture behaviors and their influence on critical current of multifilamentary Bi2223/Ag/Ag-Mg composite tape

  S Ochiai; N Miyazaki; T Nagai; D Doko; H Okuda; SS Oh; M Hojo; M Tanaka; K Osamura

  JOURNAL OF THE JAPAN INSTITUTE OF METALS, Sep. 2004, Peer-reviewed

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• Damage evolution under bending and tensile stress and its influence on critical current of Bi2223/Ag superconducting composite tape

  S Ochiai; N Miyazaki; D Doko; T Nagai; M Nakamura; H Okuda; SS Oh; M Hojo; M Tanaka; K Osamura

  JOURNAL OF NUCLEAR MATERIALS, Aug. 2004

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• Improvement of Young's modulus and tensile strength of polymer impregnation and pyrolysis processed SiC/SiC composite by improved continuity of matrix

  S Ochiai; H Okuda; S Kimura; K Morishita; M Tanaka; M Hojo; M Sato

  JOURNAL OF MATERIALS RESEARCH, Aug. 2004

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• The effects of solute and vacancy depletion on the formation of precipitation-free zone in a model binary alloy examined by a Monte Carlo simulation

  H Okuda; S Ochiai

  MATERIALS TRANSACTIONS, May 2004

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• Residual strength of PIP-processed SiC/SiC single-tow minicomposite exposed at high temperatures in air as a function of exposure temperature and time

  S Ochiai; S Kimura; H Tanaka; M Hojo; K Morishita; H Okuda; H Nakayama; M Tamura; K Shibata; M Sato

  COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING, 2004

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• Degradation of SiC/SiC composite due to exposure at high temperatures in vacuum in comparison with that in air

  S Ochiai; S Kimura; H Tanaka; M Tanaka; M Hojo; K Morishita; H Okuda; H Nakayama; M Tamura; K Shibata; M Sato

  COMPOSITES PART A-APPLIED SCIENCE AND MANUFACTURING, 2004, Peer-reviewed

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• Nondimensional simulation of tensile behavior of UD microcomposite under energy release rate and shear stress criteria for interfacial debonding

  S Ochiai; M Hojo; M Tanaka; H Okuda; K Schulte; B Fiedler

  COMPOSITE INTERFACES, 2004, Peer-reviewed

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• A monte carlo simulation on PFZ formation in a model binary alloy

  H. Okuda; S. Ochiai

  Materials Forum, 2004, Peer-reviewed

  
• Tensile damage and its influence on the critical current of Bi2223/Ag superconducting composite tape

  S Ochiai; T Nagai; H Okuda; SS Oh; M Hojo; M Tanaka; M Sugano; K Osamura

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Sep. 2003

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• Fatigue-damage evolution and damage-induced reduction of critical current of a Nb3Al superconducting composite

  S Ochiai; F Sekino; T Sawada; H Ohno; M Hojo; M Tanaka; H Okuda; M Koganeya; K Hayashi; Y Yamada; N Ayai; K Watanabe

  SUPERCONDUCTOR SCIENCE & TECHNOLOGY, Sep. 2003

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• Modeling of residual stress-induced stress-strain behavior of unidirectional brittle fiber/brittle matrix composite with weak interface

  S Ochiai; H Tanaka; S Kimura; M Tanaka; M Hojo; H Okuda

  COMPOSITES SCIENCE AND TECHNOLOGY, May 2003, Peer-reviewed

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• Deformation and fracture behavior of notched and unnotched unidirectional C/C-Mg composite with Young's modulus 520 GPa and tensile strength 1 GPa

  S Ochiai; H Okuda; N Suzuki; M Tanaka; M Hojo; E Tsushima

  JOURNAL OF MATERIALS SCIENCE, Apr. 2003

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• Fracture of filaments and its influence on critical current and residual strength of fatigued Nb-Ti/Cu superconducting composite

  S Ochiai; Y Oki; F Sekino; M Hojo; M Tanaka; H Okuda; H Moriai; S Sakai; K Watanabe

  CRYOGENICS, Jan. 2003

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• Phase separation structure near the surface in Al-Ag binary alloys

  H Okuda; T Yoshihara; S Ochiai

  THERMEC'2003, PTS 1-5, 2003

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• Grazing-incidence small-angle scattering measurement of Ge islands capped with a Si layer

  H Okuda; S Ochiai; K Ito; Y Amemiya

  APPLIED PHYSICS LETTERS, Sep. 2002

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• Development of microstructural anisotropy during aging with deformation of Al-Ag alloys

  H Okuda; S Ochiai; K Ito; Y Amemiya

  SCRIPTA MATERIALIA, Jun. 2002

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• Shear lag-Monte Carlo simulation of tensile behavior of unidirectional ceramic matrix composites

  S Ochiai; H Okuda; H Tanaka; M Tanaka; M Hojo; K Schulte; B Fiedler

  ADVANCED SIC/SIC CERAMIC COMPOSITES: DEVELOPMENTS AND APPLICATIONS IN ENERGY SYSTEMS, 2002, Peer-reviewed

  
• Improvement of Young's modulus and tensile strength of polymer impregnation and pyrolysis processed SiC/SiC composite by improved continuity of matrix

  S. Ochiai; H. Okuda; S. Kimura; K. Morishita; M. Tanaka; M. Hojo; M. Sato

  Journal of Materials Science Letters, 2000, Peer-reviewed

  
• Microstructures in Metallic Alloys Examined by Small-Angle Scattering (SAS)

  OKUDA Hiroshi

  X-RAYS, 31 Dec. 1999

  
• Metastable phases in Al-Zn-Mg ternary based alloys

  Hiroki Adachi; Kozo Osamura; Hiroshi Okuda

  Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals, 1999

  
• Analysis of mechanical properties of Al-Zn-Mg-Cu alloys by coherency strain model

  Tetsuya Yamamoto; Hiroki Adachi; Hiroshi Okuda; Kozo Osamura; Kazuhiko Yokoe; Jun Kusui; Takamasa Yokote

  Keikinzoku/Journal of Japan Institute of Light Metals, 1998

  
• Partial reversion of small GP zones in an Al-Zn binary alloy

  H Okuda; M Tanaka; K Osamura; Y Amemiya

  JOURNAL OF APPLIED CRYSTALLOGRAPHY, Oct. 1997, Peer-reviewed

  
• Mesoscopic structure of super-high strength P/M Al-Zn-Mg-Cu alloys

  K Osamura; K Kohno; H Okuda; S Ochiai; J Kusui; K Fujii; K Yokoe; T Yokote; K Hono

  ALUMINIUM ALLOYS: THEIR PHYSICAL AND MECHANICAL PROPERTIES, PTS 1-3, 1996, Peer-reviewed

  
• COMPUTER-SIMULATION OF THE KINETICS OF PHASE-DECOMPOSITION WITH THE LL(2) TYPE ORDERING IN AN ISING LATTICE SYSTEM AT LOW-TEMPERATURE

  H OKUDA; K OSAMURA

  ACTA METALLURGICA ET MATERIALIA, Apr. 1994, Peer-reviewed

  
• Phase Decomposition in Fe-Cr-Mo Alloy

  Kozo Osamura; Toru Ujihara; Hiroshi Okuda; Michihiro Furusaka

  Proc. Int. Conf. On PTM'94 Solid-Solid Transformation in Inorganic Materials, 1994, Peer-reviewed

  
• STRUCTURE CHANGE OF DELTA PRECIPITATES DURING HEATING AT A CONSTANT RATE IN AL-LI BINARY-ALLOYS

  H OKUDA; M NAGAO; M TANAKA; K OSAMURA; Y AMEMIYA

  JOURNAL DE PHYSIQUE IV, Dec. 1993, Peer-reviewed

  
• PHASE-DECOMPOSITION AND REVERSION IN AL-LI ALLOYS

  K OSAMURA; H OKUDA

  JOURNAL DE PHYSIQUE IV, Dec. 1993, Peer-reviewed

  
• SYNCHROTRON-RADIATION SMALL-ANGLE SCATTERING MEASUREMENTS OF THE REVERSION PROCESS OF DELTA'-PRECIPITATES IN AL-8.1-PERCENT LI BINARY ALLOY

  H OKUDA; M TANAKA; K OSAMURA; Y AMEMIYA

  ACTA METALLURGICA ET MATERIALIA, Jun. 1993, Peer-reviewed

  
• SYNCHROTRON RADIATION SMALL-ANGLE X-RAY-SCATTERING STUDY ON REVERSION PROCESS OF AL-LI BINARY-ALLOYS

  M TANAKA; H OKUDA; K OSAMURA; Y AMEMIYA

  JOURNAL OF THE JAPAN INSTITUTE OF METALS, Jan. 1993, Peer-reviewed

  
• SYNCHROTRON RADIATION SMALL-ANGLE SCATTERING STUDY OF THE REVERSION PROCESS OF AL-8.LAT-PERCENT-LI BINARY ALLOY

  H OKUDA; M TANAKA; K OSAMURA; Y AMEMIYA

  SCRIPTA METALLURGICA ET MATERIALIA, Nov. 1992, Peer-reviewed

  
• TIME-RESOLVED SMALL-ANGLE X-RAY-SCATTERING STUDY OF REVERSION KINETICS OF DELTA' PRECIPITATES IN AN AL-12AT-PERCENT LI ALLOY UTILIZING SYNCHROTRON RADIATION

  C HAYDN; MS YU; H OKUDA; M TANAKA; K OSAMURA

  KINETICS OF PHASE TRANSFORMATIONS, 1992, Peer-reviewed

  
• REVERSION PROCESS IN FCC ISING SYSTEM

  H OKUDA; K OSAMURA

  TRANSACTIONS OF THE JAPAN INSTITUTE OF METALS, Mar. 1988, Peer-reviewed

  
• SYNCHROTRON RADIATION SMALL-ANGLE-X-RAY SCATTERING STUDY ON REVERSION PROCESS OF GP ZONES IN AL-ZN BINARY-ALLOYS

  H OKUDA; K OSAMURA; Y AMEMIYA; H HASHIZUME

  JOURNAL OF THE JAPAN INSTITUTE OF METALS, 1988, Peer-reviewed

  
• COMPUTER-SIMULATION OF PHASE-DECOMPOSITION AND REVERSION PROCESS IN THE FCC ISING-MODEL

  H OKUDA; K OSAMURA

  TRANSACTIONS OF THE IRON AND STEEL INSTITUTE OF JAPAN, 1988, Peer-reviewed

  
• Early Stage of Phase Decomposition in an AI-6.7 at %Zn Alloy

  Kozo Osamura; Hiroshi Okuda

  Phase Transitions, 1987, Peer-reviewed

  
• ISOTHERMAL PHASE-DECOMPOSITION DIAGRAM IN AL-ZN BINARY-ALLOYS

  K OSAMURA; H OKUDA; S OCHIAI

  SCRIPTA METALLURGICA, 1985, Peer-reviewed

  
• PHASE-DECOMPOSITION IN DILUTE AL-ZN ALLOYS

  H OKUDA; K OSAMURA

  JOURNAL OF THE JAPAN INSTITUTE OF METALS, 1985, Peer-reviewed

  
• STUDY ON THE DISTRIBUTION OF GP ZONES IN AL-ZN ALLOYS

  K OSAMURA; H OKUDA

  TRANSACTIONS OF THE JAPAN INSTITUTE OF METALS, 1984, Peer-reviewed

  
• DECOMPOSITION PROCESS IN Al-Zn ALLOYS.

  K. Osamura; H. Okuda; S. Ochiai; S. Komura; T. Takeda; H. Fujii

  Decomposition of Alloys : the early stages, 1984, Peer-reviewed

  
• STUDY ON THE SPATIAL-DISTRIBUTION OF GP ZONES IN AL-ZN ALLOYS

  K OSAMURA; H OKUDA

  JOURNAL OF THE JAPAN INSTITUTE OF METALS, 1983, Peer-reviewed

  

Misc.

• X線小角散乱によるLPSO型Mg合金のクラスタ配列の解析

  大石純乃介; 奥田浩司; 前河佳晃; 嶋田太一; 谷口樹; 河村能人; 山崎倫昭

  日本金属学会講演大会(Web), 2024

  
• SWAXSとEXAFS併用によるMg-TM-RE合金の相変態過程と組織制御

  奥田浩司; 谷口樹; 大石純乃介; 下辻健斗; 前河佳晃; 伊藤樹人; 近都康平; 平山恭介; 君塚肇; 田渕雅夫; 河村能人; 山崎倫昭

  KEK Proceedings (Web), 2024

  
• Formation process of LPSO structures in Mg-Y-TM (TM=Zn,Cu,Ni,Co) alloys

  奥田浩司; 前河佳晃; 前河佳晃; 下辻健斗; 嶋田太一; 平山恭介; 山崎倫昭; 河村能人

  軽金属学会大会講演概要, 2023

  
• Mg-Y-Cu合金のLPSO形成過程と組織のIn-situSWAXS・EXAFS複合解析

  奥田浩司; 前河佳晃; 前河佳晃; 嶋田太一; 平山恭介; 山崎倫昭; 河村能人

  日本金属学会講演大会(Web), 2023

  
• Mg-Y-Cuアモルファス合金におけるクラスター面内配列の温度変化

  前河佳晃; 伊藤樹人; 奥田浩司; 河村能人; 山崎倫昭

  日本金属学会講演大会(Web), 2022

  
• Analysis of dilute Mg-Zn-Y-based LPSO alloy by using XAFS

  下辻健斗; 近都康平; 前河佳晃; 嶋田太一; 奥田浩司; 井上晋一; 河村能人; 山崎倫昭

  軽金属学会大会講演概要, 2022

  
• アモルファスMg₈₅Zn₆Y₉合金にあるLPSO構造の種

  細川伸也; JENS Stellhorn; 高良明英; 下條冬樹; 徳田誠; 吉朝朗; 奥田浩司; 山崎倫昭; 河村能人

  日本金属学会講演大会(Web), 2021

  
• 希薄MgGdZn合金の組織形成過程のIn-situSWAXS解析

  奥田浩司; 林杉; 河合郁弥; 山崎倫昭; 河村能人; 木村滋; 太田昇

  日本金属学会講演大会(Web), 2021

  
• SWAXS法による希薄MgYZn合金の組織評価

  奥田浩司; 山崎倫昭; 河村能人

  日本金属学会講演大会(Web), 2021

  
• Mg-Y-Cuアモルファス合金におけるLPSO構造形成過程における組成依存性

  前河佳晃; 林杉; 奥田浩司; 山崎倫昭; 河村能人

  日本金属学会講演大会(Web), 2021

  
• 多様なMg系ミルフィーユ構造物質の創製とその形成機構

  山崎倫昭; 河村能人; 奥田浩司; 竹田修; 小川由希子

  日本金属学会講演大会(Web), 2020

  
• 放射光その場測定によるMg₈₅Y₉Zn₆合金の短範囲積層秩序組織形成過程の解析

  奥田浩司; 山崎倫昭; 河村能人; 太田昇; 木村滋

  日本金属学会講演大会(Web), 2020

  
• Mg₈₅Y₉Co₆アモルファスリボン材の昇温過程における組織変化

  奥田浩司; 伊藤樹人; 藤田健; 山崎倫昭; 河村能人

  日本金属学会講演大会(Web), 2020

  
• Mg-Ni-Y合金におけるLPSO構造形成過程とクラスター局所構造

  伊藤樹人; 奥田浩司; 山崎倫昭; 河村能人

  日本金属学会講演大会(Web), 2019

  
• 薄膜,表面,異常小角 金属・半導体材料の小角散乱実験:異常小角散乱とGI-SAXS (小角散乱特集)

  奥田 浩司; 大高 幹雄; 落合 庄治郎

  放射光, Nov. 2006

  
• A Monte Carlo calculation with GC boundary conditions for PFZ simulation

  OKUDA Hiroshi; YOSHIHARA Takaaki; OCHIAI Shojiro

  大会講演概要, 20 Apr. 2003

  
• Effect of heat treatment on the microstructure evolution of PFZ in a model binary alloys examined by MC simulation

  OKUDA Hiroshi; OCHIAI Shojiro; MAEDA Hajime

  大会講演概要, 20 Oct. 2005

  
• MC simulation on the PFZ microstructures under solute depletion by the grain boundary precipitation during quench

  OKUDA Hiroshi; OCHIAI Shojiro; MAEDA Hajime

  大会講演概要, 01 Nov. 2004

  
• A Monte Carlo simulation on microstructure evolution with grain boundary

  OKUDA Hiroshi; OCHIAI Shojiro

  大会講演概要, 18 May 2004

  
• Deformation and fracture behavior of new C/C-Mg composite with high strength and Young's modulus

  OCHIAI Shojiro; SUZUKU Nobuyuki; TANAK Mototsugu; OKUDA Hiroshi; HOJO Masaki; TSUSHIMA Eiki

  大会講演概要, 20 Apr. 2003

  
• Research of Light Metals at Kyoto University

  OCHIAI Shojiro; OKUDA Hiroshi

  軽金属, 30 Jun. 2004

  
• 結晶性ナノ金属材料の進展 (特集:金属科学)

  奥田 浩司; 落合 庄治郎

  学術月報, Aug. 2005

  
• Mecahnical properties and fracture toughness in Al-Zn-Mg-Cu-Mn alloys

  ADACHI Hiroki; OSAMURA Kozo; OKUDA Hiroshi; NAKAYAMA Yasutoshi; YANO Hiroshi; YOKOE Kazuhiko; KUSUI Jun

  大会講演概要, May 1999

  
• Metastable Phases in Al-Zn-Mg Ternary Series Alloys

  OSAMURA Kozo; ADACHI Hiroki; OKUDA Hiroshi

  大会講演概要, May 1999

  
• Optimization of chemical composition in super high strength Al-Zn-Mg-Cu-Mn alloys by thermal analysis

  ADACHI Hiroki; OSAMURA Kozo; OKUDA Hiroshi; YOKOE Kazuhiko; KUSUI Jun

  大会講演概要, 01 May 1998

  
• Evaluation of mechanical properties in Al-Zn-Mg-Cu alloys

  YAMAMOTO Tetsuya; ADACHI Hiroki; OKUDA Hiroshi; OSAMURA Kozo; YOKOE Kazuhiko; KUSUI Jyun; YOKOTE Takamasa

  大会講演概要, Nov. 1996

  
• Visiting THERMEC '2003

  OKUDA Hiroshi

  軽金属, 30 Nov. 2003

  
• 6.相転移に伴なう動的スケーリング関数(パターン形成,運動と統計,研究会報告)

  好村 滋洋; 長村 光造; 武田 隆義; 奥田 浩司

  物性研究, 1985

  Access this misc :

  
• Fracture process of GA steel coating layer

  NAKAMURA Toyomitsu

  材料とプロセス : 日本鉄鋼協会講演論文集 = Current advances in materials and processes : report of the ISIJ meeting, 01 Mar. 2004

  
• Analysis of buckling and interfacial debonding of galvannealed coating layer on steel substrates under applied tensile strain (vol 47, pg 930, 2007)

  Sohei Iwamoto; Shojiro Ochiai; Hiroshi Okuda; Tadanobu Inoue

  ISIJ INTERNATIONAL, 2007

  
• アモルファスMgLPSO合金の局所構造

  細川伸也; 高良明英; 下條冬樹; 徳田誠; 吉朝朗; STELLHORN Jens R.; BLANC Nils; BOUDET Nathalie; 奥田浩司; 山崎倫昭; 河村能人

  日本放射光学会年会・放射光科学合同シンポジウム(Web), 2021

  
• EXAFSによるMgYZn-LPSO合金のクラスター局所構造解析

  近都康平; 杉野智裕; 奥田浩司; 田渕雅夫; 君塚肇; 山崎倫昭; 河村能人

  日本金属学会講演概要(CD-ROM), 2018

  
• Mg₈₅Y₉Zn₆周辺組成におけるhcp-LPSO分岐領域のSWAXS解析

  奥田浩司; 田中浩登; 安岡祐樹; 山崎倫昭; 河村能人

  日本金属学会講演概要(CD-ROM), 2018

  
• Early stage of LPSO formation in Mg85Y9Zn6 and Mg85Gd9Zn6 ternary alloys

  奥田浩司; 田中浩登; 安岡佑樹; 山崎倫昭; 河村能人

  量子ビームサイエンスフェスタ(Web), 2017

  
• Formation of Long-Period Stacking ordered structures in Mg85Y9Zn6 amorphous ribbons examined by in-situ SWAXS

  奥田浩司; 田中浩登; 山崎倫昭; 河村能人

  量子ビームサイエンスフェスタ(Web), 2016

  
• 227 Statistical Analysis of Distribution of Critical Current of bent Bi2223 Superconducting Composite Tape

  OCHIAI Shojiro; OKUDA Hiroshi; SHIN JaeKyong; SUGANO Michinaka; HOJO Masaki; OSAMURA Kozo; KURODA Tsuneo; ITOH Kikuo; WADA Hitoshi

  学術講演会講演論文集, 2008

  
• Formation kinetics of LPSO structure in MgYZn alloys during isothermal annealing.

  奥田浩司; 山崎倫昭; 河村能人; 木村滋; 君塚肇; 君塚肇

  日本物理学会講演概要集(CD-ROM), 2021

  
• Microstructural evolution in dilute MgGdZn alloys examined by SRSWAXS

  奥田浩司; LIN Shan; 河合郁弥; 山崎倫昭; 河村能人; 木村滋

  軽金属学会大会講演概要, 2021

  
• Experimental Techniques for Studying Precipitation Phenomenon and Its Related Science

  OSAMURA Kozo; OKUDA Hiroshi

  まてりあ : 日本金属学会会報, 20 Jul. 1996

  
• Formation of LPSO structures in Mg-RE-TM alloys examined by SR-SWAXS and EXAFS

  奥田浩司; 山崎倫昭; 河村能人; 君塚肇

  日本物理学会講演概要集(CD-ROM), 2020

  
• Structure evolution of LPSO phase in Mg-Cu-Y alloys during heating examined by in-situ SWAXS

  藤田健; 伊藤樹人; 奥田浩司; 山崎倫昭; 河村能人

  軽金属学会大会講演概要, 2020

  
• Microstructural stability and characteristics of MgYZn/Ni alloys examined by combined use of SWAXS/EXAFS

  奥田浩司; 伊藤樹人; 山崎倫昭; 河村能人; 君塚肇

  軽金属学会大会講演概要, 2020

  
• Structural and diffusional phase transformations in liquid-quenched Mg₈₅Y₉Zn₆ ribbons below the bifurcation temperature (Japanese)

  奥田浩司; 山崎倫昭; 河村能人

  KEK Progress Report (Web), 2020

  
• Phase transformation kinetics of amorphous MgYZn alloys below the bifurcation temperature examined by synchrotron radiation small- and wide angle scattering

  奥田浩司; 山崎倫昭; 河村能人

  軽金属学会大会講演概要, 2020

  
• MgYNiリボン昇温時の平均周期MFS形成過程

  奥田 浩司; 伊藤 樹人; 藤田 健; 山崎 倫昭; 河村 能人

  日本金属学会2019年(第165回)秋期講演大会講演概要集, Sep. 2019

  
• Mg-Cu-Y合金におけるLPSO構造形成過程

  藤田 健; 奥田 浩司; 山崎 倫昭; 河村 能人

  日本金属学会2019年(第165回)秋期講演大会講演概要集, Sep. 2019

  
• LPSO形成過程の階層的クラスター自己集合構造の観点からの解析

  奥田浩司; 近都康平; 伊藤樹人; 山崎倫昭; 河村能人

  繊維学会予稿集, 05 Jun. 2019

  
• Mg‐Zn‐Y合金のLPSO構造における濃化層面内クラスター二次元配列

  伊藤樹人; 近都康平; 奥田浩司; 黒川修; 山崎倫昭; 河村能人

  日本金属学会講演概要(CD-ROM), 06 Mar. 2019

  
• Mg85Y9Ni6アモルファスリボンからの平均周期クラスター配列構造形成過程の解析

  奥田浩司; 近都康平; 伊藤樹人; 山崎倫昭; 河村能人

  日本金属学会講演概要(CD-ROM), 2019

  
• MgYZn鋳造合金のLPSO組織の時間変化

  奥田浩司; 近都康平; 伊藤樹人; 山崎倫昭; 河村能人

  KEK Progress Report (Web), 2019

  
• Mg-Y-TM合金の組織形成過程初期のクラスターの安定性

  奥田浩司; 伊藤樹人; 山崎倫昭; 河村能人

  軽金属学会大会講演概要, 2019

  
• Mg-Zn-Y合金のLPSO構造におけるクラスター面内配列の検討

  伊藤樹人; 近都康平; 奥田浩司; 黒川修; 山崎倫昭; 河村能人

  日本放射光学会年会・放射光科学合同シンポジウム(Web), 2019

  
• LPSO構造形成過程におけるクラスター局所構造変化

  近都康平; 伊藤樹人; 杉野智裕; 奥田浩司; 田渕雅夫; 君塚肇; 山崎倫昭; 河村能人

  日本放射光学会年会・放射光科学合同シンポジウム(Web), 2019

  
• Mg-Y-TM(TM=Zn,Cu,Ni)におけるアモルファスからのLPSO形成過程のIn-situ SWAXS観察

  奥田浩司; 近都康平; 山崎倫昭; 河村能人

  日本放射光学会年会・放射光科学合同シンポジウム(Web), 2019

  
• EXAFS による LPSO 構造形成過程におけるクラスター局所構造変化の検討

  近都 康平; 伊藤 樹人; 杉野 智裕; 奥田 浩司; 田渕 雅夫; 君塚 肇; 山崎 倫昭; 河村 能人

  日本金属学会2018年秋期講演（第163回）大会講演概要集, Sep. 2018

  
• MgZnY LPSO中の濃化層におけるクラスター面内配列の検討

  伊藤 樹人; 奥田 浩司; 黒川 修; 山崎 倫昭; 河村 能人

  日本金属学会2018年秋期講演（第163回）大会講演概要集, Sep. 2018

  
• Mg85Y9Zn6 及びその周辺組成における平均周期クラスター集積組織の解析

  奥田 浩司; 田中 浩登; 近都 康平; 山崎 倫昭; 河村 能人

  日本金属学会2018年秋期講演（第163回）大会講演概要集, Sep. 2018

  
• Mg-TM-YアモルファスからのLPSO形成過程の小中角散乱法による検討

  奥田浩司; 田中浩登; 山崎倫昭; 河村能人

  軽金属学会第134回春期講演大会講演概要集, May 2018, Invited

  
• 光電子分光法によるアモルファスMg₈₅Zn₆Y₉合金中のZn₆Y8L1₂タイプクラスターのかけらの観察

  細川伸也; STELLHORN Jens R.; PAULUS Benedict; 丸山健二; 小林健太郎; 奥田浩司; 山崎倫昭; 河村能人; 佐藤仁

  日本金属学会講演概要(CD-ROM), 2018

  
• XAFSによるMg85Y9Zn6-LPSO構造におけるクラスターの局所構造解析

  近都 康平; 杉野 智裕; 奥田 浩司; 田渕 雅夫; 君塚 肇; 山崎 倫昭; 河村 能人

  日本金属学会2017年(第161回)秋期講演大会講演概要集, Sep. 2017

  
• Mg 基LPSO 構造の形成過程と安定性評価へのX 線その場測定法の応用

  奥田浩司; 山崎倫昭; 河村能人; 木村滋

  日本金属学会2017年(第161回)秋期講演大会講演概要集, Sep. 2017, Invited

  
• MgYZnとMgGdZnの比較によるLPSO形成機構の検討

  奥田浩司; 田中浩登; 安岡祐樹; 山崎倫昭; 河村能人

  日本放射光学会年会・放射光科学合同シンポジウム(Web), 2017

  
• MgYZnのLPSO相内におけるL1₂クラスタ構造の解析

  奥田浩司; 杉野智裕; 田中浩登; 君塚肇; 山崎倫昭; 河村能人; 田渕雅夫

  日本放射光学会年会・放射光科学合同シンポジウム(Web), 2017

  
• Experimental station for multiscale surface structural analyses of soft-material films at SPring-8 via a GISWAX/GIXD/XR-integrated system

  Hiroki Ogawa; Hiroyasu Masunaga; Sono Sasaki; Shunji Goto; Takashi Tanaka; Takamitsu Seike; Sunao Takahashi; Kunikazu Takeshita; Nobuteru Nariyama; Haruhiko Ohashi; Toru Ohata; Yukito Furukawa; Tomohiro Matsushita; Yasuhide Ishizawa; Naoto Yagi; Masaki Takata; Hideo Kitamura; Atsushi Takahara; Kazuo Sakurai; Kohji Tashiro; Toshiji Kanaya; Yoshiyuki Amemiya; Kazuyuki Horie; Mikihito Takenaka; Hiroshi Jinnai; Hiroshi Okuda; Isamu Akiba; Isao Takahashi; Katsuhiro Yamamoto; Masamichi Hikosaka; Shinichi Sakurai; Yuya Shinohara; Yasunori Sugihara; Akihiko Okada

  Polymer Journal, Jan. 2013

  
• Multipurpose soft-material SAXS/WAXS/GISAXS beamline at SPring-8

  Hiroyasu Masunaga; Hiroki Ogawa; Takumi Takano; Sono Sasaki; Shunji Goto; Takashi Tanaka; Takamitsu Seike; Sunao Takahashi; Kunikazu Takeshita; Nobuteru Nariyama; Haruhiko Ohashi; Toru Ohata; Yukito Furukawa; Tomohiro Matsushita; Yasuhide Ishizawa; Naoto Yagi; Masaki Takata; Hideo Kitamura; Kazuo Sakurai; Kohji Tashiro; Atsushi Takahara; Yoshiyuki Amamiya; Kazuyuki Horie; Mikihito Takenaka; Toshiji Kanaya; Hiroshi Jinnai; Hiroshi Okuda; Isamu Akiba; Isao Takahashi; Katsuhiro Yamamoto; Masamichi Hikosaka; Shinichi Sakurai; Yuya Shinohara; Akihiko Okada; Yasunori Sugihara

  Polymer Journal, 01 May 2011

  
• Neutron and high energy X-ray for microstructure analysis of bulk materials

  OKUDA Hiroshi; TOMOTA Yo; OCHIAI Shojiro

  Journal of Japan Institute of Light Metals, 28 Feb. 2011, Peer-reviewed

  
• 材料解析法および評価技術(4)放射光を用いた材料の観察と解析

  戸田 裕之; 佐藤 眞直; 奥田 浩司

  軽金属, Jan. 2011, Peer-reviewed

  
• Effect of Ewald sphere curvature on the GISAXS analysis of capped Germanium nanodot samples in the soft X-ray region

  Hiroshi Okuda; Kohki Takeshita; Masayuki Kato; Shojiro Ochiai; Yoshinori Kitajima

  BURIED INTERFACE SCIENCES WITH X-RAYS AND NEUTRONS 2010, 2011, Peer-reviewed

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• Analysis of distribution of critical current of bent-damaged Bi2223 composite tape

  S. Ochiai; H. Okuda; M. Sugano; M. Hojo; K. Osamura; T. Kuroda; H. Kumakura; H. Kitaguchi; K. Itoh; H. Wada

  IOP Conference Series: Materials Science and Engineering, 2011, Peer-reviewed

  
• Upgrade of the small angle X-ray scattering beamlines at the Photon Factory

  Noriyuki Igarashi; Yasushi Watanabe; Yuya Shinohara; Yoji Inoko; Go Matsuba; Hiroshi Okuda; Takeharu Mori; Kenji Ito

  FUTURE TRENDS IN SOFT MATERIALS RESEARCH WITH ADVANCED LIGHT SOURCES, 2011, Peer-reviewed

  
• Microstructure analysis using SAXS/USAXS techniques

  Hiroshi Okuda; Shojiro Ochiai

  Keikinzoku/Journal of Japan Institute of Light Metals, Jan. 2010, Peer-reviewed

  
• Nano-quasicrystal formation in Zr75Cu20Pt5 Glass Ribbons during Annealing Examined by in-situ SWAXS

  H. Okuda; Y. Kashitani; R. Arao; S. Ochiai; J. Saida; S. Sasaki; H. Masunaga

  XIV INTERNATIONAL CONFERENCE ON SMALL-ANGLE SCATTERING (SAS09), 2010, Peer-reviewed

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• Fracture toughness estimation of small diameter fibers

  S. Ochiai; K. Morishita; S. Kuboshima; H. Okuda; T. Inoue; T. Ishikawa; M. Sato

  12th International Conference on Fracture 2009, ICF-12, 2009, Peer-reviewed

  
• Effect of reflected waves on the GISAXS analysis of as-grown capped Ge nanodots

  H. Okuda; K. Kuno; S. Ochiai; N. Usami; K. Nakajima; O. Sakata; S. Sasaki; M. Takata

  Journal of Physics: Conference Series, 2009, Peer-reviewed

  
• Crystallization behavior of polyethylene on silicon wafers in solution casting processes traced by time-resolved measurements of synchrotron grazing-incidence small-angle and wide-angle X-ray scattering

  S. Sasaki; H. Masunaga; K. Itou; K. Tashiro; H. Okuda; A. Takahara; M. Takata

  Journal of Physics: Conference Series, 2009, Peer-reviewed

  
• Lamination effects on residual strain accumulation and tensile strain tolerance of critical current in BSCCO-2223 tapes

  OCHIAI Shojiro; ROKKAKU Hirosuke; SHIN JaeKyoung; IWAMOTO Sohei; OKUDA Hiroshi; HOJO Masaki; SUGANO Michinaka; OSAMURA Kozo; OTTO Alex; MALOZEMOFF Alex

  低温工学・超電導学会講演概要集 = Meetings of Cryogenics and Superconductivity, 26 May 2008

  
• Determination of the Stress Acting on the Individual Cells of Open-cell Stainless Steel Foams

  M. S. Aly; H. Okuda; S. Ochiai; Y. Fukasawa; K. Morishita; K. Kato; K. Kita; K. Honma

  POROUS METALS AND METALLIC FOAMS: METFOAM 2007, 2008, Peer-reviewed

  
• One-dimensionally curved Si and Ge single crystal wafers prepared by hot-pressing: Potential performance for optical components for X-ray diffraction

  Hiroshi Okuda; Shojiro Ochiai; Kozo Fujiwara; Kazuo Nakajima

  Journal of Physics: Conference Series, 01 Jun. 2007, Peer-reviewed

  
• In-situ reflectometry observation on structural changes of thin self-assembled block copolymer films

  N. Torikai; N. L. Yamada; D. Kawaguchi; A. Takano; Y. Matsushita; E. Watkins; J. P. Majewski; H. Okuda

  Journal of Physics: Conference Series, 01 Jun. 2007, Peer-reviewed

  
• Analysis of temperature- and strain rate dependence of compressive flow stress of Al2O3/YAG composite at 1773 to 1973K

  Shojiro Ochiai; Kei Kuhara; Yuushi Sakai; Sohei Iwamoto; Hiroshi Okuda; Mototsugu Tanaka; Masaki Hojo; Yoshiharu Waku; Narihito Nakagawa; Mitsuhiko Sato; Toshihiro Ishikawa

  ICCM International Conferences on Composite Materials, 2007, Peer-reviewed

  
• Experimental and numerical investigations on the residual strains of YAG phase in directionally solidified eutectic Al₂O₃/YAG ceramic composite

  J.J. Sha; S. Ochiai; S. Iwamoto; K. Morishita; H. Okuda; Y. Waku; N. Nakagawa; A. Mitani; M. Sato; T. Ishikawa

  ICCM International Conferences on Composite Materials, 2007, Peer-reviewed

  
• Investigation of molecular and lamellar aggregation structure of crystalline polymer thin films by synchrotron GIXD and GISAXS measurements

  Sono Sasaki; Hiroyasu Masunaga; Katsuaki Inoue; Osami Sakata; Hiroo Tajiri; Hiroshi Okuda; Hiromichi Noma; Kouji Honda; Atsushi Takahara; Masaki Takata

  Polymer Preprints, Japan, 01 Dec. 2006

  
• GI‐SAXSを用いた熱処理時のFe‐Pd‐Cu系ナノドットの形成過程の評価

  大高幹雄; 奥田浩司; 落合庄治郎; 市坪哲; 松原英一郎

  日本金属学会講演概要, 16 Sep. 2006

  
• GI‐SAXSを用いた熱処理時のFe‐Pd‐Cu系ナノドットの形成過程の評価

  大高幹雄; 酒井康明; 奥田浩司; 落合庄治郎; 市坪哲; 松原英一郎; 佐々木園; 井上勝晶

  日本金属学会講演概要, 21 Mar. 2006

  
• Influence of Static and Fatigue Damage on Critical Current of Multifilamentary Nb-Ti and Nb₃Al Superconducting Composite Wires

  S. Ochiai; H. Okuda; M. Hojo; M. Tanaka; K. Watanabe

  Proc. Inter. Workshop on Progress of Nb-Based Superconductors, edited by K. Inoue, T. Takeuchi and A. Kikuchi, 2005

  
• Fracture behavior of Tyranno-ZMI fiber exposed in air at 1173 ∼ 1673 K

  K. Morishita; M. Hojo; H. Okuda; S. Ochiai; M. Sato

  11th International Conference on Fracture 2005, ICF11, 2005, Peer-reviewed

  
• Temperature- and displacement speed-dependence of notched strength at 1873-2023K of Alumina/YAG composite

  S. Ochiai; Y. Sakai; K. Sato; T. Ueda; K. Morishita; H. Okuda; M. Tanaka; M. Hojo; Y. Waku; N. Nakagawa; S. Sakata; A. Mitani; T. Takahashi

  11th International Conference on Fracture 2005, ICF11, 2005, Peer-reviewed

  
• Multiple cracking of galvannealed coating layer on steel substrates

  S. Iwamoto; S. Ochiai; H. Okuda; T. Nakamura

  11th International Conference on Fracture 2005, ICF11, 2005, Peer-reviewed

  
• Scanning anomalous small-angle scattering as a tool to examine welded bulk glass

  Murase, I; R Kurosaki; H Okuda; S Ochiai; Y Yokoyama; A Inoue; K Inoue

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005, Peer-reviewed

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• Fracture behavior and its shear lag - Monte Carlo simulation of SiC/SiC composite exposed in air at high temperatures

  K Morishita; H Tanaka; S Kimura; H Okuda; S Ochiai; M Tanaka; M Hojo; H Nakayama; M Sato

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005, Peer-reviewed

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• Application of grazing-incidence small-angle X-ray scattering technique to semiconducting composite materials

  T Ogawa; H Niwa; H Okuda; S Ochiai

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005, Peer-reviewed

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• Tensile and bending behavior of melt growth Al2O3/YAG composite at ultra high temperatures (1773-2023K)

  S Ochiai; Y Sakai; K Sato; T Ueda; K Morishita; H Okuda; M Tanaka; M Hojo; Y Waku; N Nakagawa; S Sakata; A Mitani; T Takahashi

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005, Peer-reviewed

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• Bending damage evolution and its influence on critical current and n-value of Bi2223/Ag superconducting composite tape

  D Doko; N Miyazaki; S Occhiai; H Okuda; SS Oh; M Tanaka; M Hojo; K Osamura

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005, Peer-reviewed

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• Fracture behavior of brittle coating layer on metal substrate

  S Ochiai; T Tomida; T Nakamura; S Iwamoto; H Okuda; M Tanaka; M Hojo

  PRICM 5: THE FIFTH PACIFIC RIM INTERNATIONAL CONFERENCE ON ADVANCED MATERIALS AND PROCESSING, PTS 1-5, 2005, Peer-reviewed

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• Fatigue Property of the Thermally Degraded SiCp/Al Composites

  AHN JJ; OCHIAI S; HOJO M; OKUDA H; KWON KD

  複合材料シンポジウム講演要旨集, 09 Oct. 2002

  
• DEVELOPMENT OF HIGH-STRENGTH ALUMINUM-ALLOYS BY MESOSCOPIC STRUCTURE CONTROL

  K OSAMURA; O KUBOTA; P PROMSTIT; H OKUDA; S OCHIAI; K FUJII; J KUSUI; T YOKOTE; K KUBO

  METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, Jun. 1995

  
• 放射光異常小角散乱法によるFe‐Cu基合金の析出構造

  奥田浩司; 松原英一郎; 長村光造; 雨宮慶幸

  日本金属学会講演概要, Oct. 1994

  
• R. Uemori ; SANS study of phase decomposition in Fe-Cu alloy with and Mn addition (jointly worked)

  Kozo Osamura; Hiroshi Okuda; Kazuo Asano; Michihiro Furusaka; Koji Kishida; Fumio Kurosawa; Ryuji Uemori

  ISIJ International, 1994

  
• 31a-A7-6 急冷合金の析出過程における動的スケーリング関数(統計力学・物性基礎論)

  好村 滋洋; 長村 光造; 武田 隆義; 奥田 浩司

  年会講演予稿集, 31 Mar. 1985

  

Awards

• 1991

  本多記念会, 本多記念研究奨励賞Honda Memorial Young Researcher Award
• 1994

  軽金属学会, 軽金属奨励賞Light Metal Encouragement Prize
• 2005

  日本金属学会, 日本金属学会　功績賞（組織部門）The Japan Institute of Metals Meritorious Award

External funds: Kakenhi

• A trial approach for tomographic microstructure examination towards evaluation of tensor quantity

  Grant-in-Aid for Challenging Research (Exploratory)

  Medium-sized Section 26:Materials engineering and related fields

  Kyoto University

  HIROSHI OKUDA

  From 29 Jun. 2018, To 31 Mar. 2021, Project Closed

  放射光小角散乱法;トモグラフィー;析出強化材料;軽金属複合材料;拡散相変態;定量散乱トモグラフィー;SAXS絶対測定;組成傾斜材料;異方性散乱体;ナノ組織分布;放射光小角散乱;散乱トモグラフィー;複合材料;放射光;異方性散乱回折;ピンクビーム;軽金属合金;散乱トモグラフ;ナノ構造分布;小角散乱;ベクトルトモグラフィー;金属基複合材料

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18K18944/
• Development of novel Mg alloys with millefeuille structure

  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

  Science and Engineering

  Kumamoto University

  Michiaki Yamasaki

  From 29 Jun. 2018, To 31 Mar. 2023, Project Closed

  マグネシウム合金;組織制御;塑性加工;長周期積層構造;キンク変形;ミルフィーユ構造

  https://kaken.nii.ac.jp/grant/KAKENHI-PLANNED-18H05476/
• Mechanism of LPSO formation from a viewpoint of clusters and its extension to other materials

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Okuda Hiroshi

  From 01 Apr. 2016, To 31 Mar. 2019, Project Closed

  長周期積層規則構造;マグネシウム合金;階層的相転移;放射光小角散乱;XAFS;LPSO合金;放射光小中角散乱;MgYZn 合金;長周期積層秩序構造;放射光散乱;ブロック共重合体;階層的相転移材料;LPSO構造;Mｇ合金;アモルファス;小角高角同時その場測定法;Mg合金;相転移;SWXS;放射光;LPSO;MgYZn;EXAFS;クラスターダイナミクス

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16H04492/
• Spectroscopic-Scattering analysis of local structures in MgYZn alloys

  Grant-in-Aid for Challenging Exploratory Research

  Kyoto University

  Hiroshi OKUDA

  From 01 Apr. 2014, To 31 Mar. 2017, Project Closed

  LPSO;XAFS;MgYZn;SWAXS;クラスター;Mg 合金;小角散乱;相転移;局所構造;L12;SAS

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-26630294/
• Anomalous small-angle scattering at K absorption edge of Al for visualization of nanoclusters in Al-Mg based alloys

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Hiroshi OKUDA

  From 01 Apr. 2013, To 31 Mar. 2016, Project Closed

  異常小角散乱法;軟Ｘ線;軽合金;アルミニウム合金;ナノ析出物;軟X線;異常分散効果;異常小角散乱;２次元測定;軟X線小角散乱法;AlMgSi合金;Al-Mg-X合金;軟X線共鳴散乱;クラスター

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-25286085/
• Development of X-ray diffractomator to realize in-situ observation of crystal growth

  Grant-in-Aid for Scientific Research (B)

  Nagoya University

  MASAO TABUCHI

  From 01 Apr. 2011, To 31 Mar. 2014, Project Closed

  X線回折測定;その場観察;結晶成長;分光集光結晶;回転機構排除;X線集光光学系;X線回折;X線散乱;その場測定;X線反射率測定;ヨハンソン分光結晶;稼動部のない測定

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-23360009/
• Formation mechanism of synchronized LPSO structures at elevated temperatures

  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

  Science and Engineering

  Kyoto University

  Hiroshi Okuda

  From 01 Apr. 2011, To 31 Mar. 2016, Project Closed

  LPSO;Mg合金;放射光;計算状態図;実験状態図;シンクロLPSO構造;形成過程;放射光その場測定;量子ビームその場測定;第一原理状態図計算;PhaseField法;結合エネルギー;シンクロLPSO;相安定性;MgYZｎ;フェーズフィールド;量子線散乱回折;その場測定法;小中角散乱法;フェーズフィールド法

  https://kaken.nii.ac.jp/grant/KAKENHI-PLANNED-23109005/
• Materials Science on Synchronized LPSO Structure - Innovative Development to Next-generation Lightweigt-structural Materials -

  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

  Science and Engineering

  Kumamoto University

  Yoshihito KAWAMURA

  From 01 Apr. 2011, To 31 Mar. 2016, Project Closed

  環境材料;構造・機能材料;機械材料・材料科学;格子欠陥;マグネシウム;長周期積層構造;機械材料・材料力学

  https://kaken.nii.ac.jp/grant/KAKENHI-ORGANIZER-23109001/
• Resonant Grazing-Incidence Small-angle soft X-ray scattering method and its application to three-dimensional structure analysis of multylayer thin films

  Grant-in-Aid for Challenging Exploratory Research

  Kyoto University

  Hiroshi OKUDA

  From 01 Apr. 2010, To 31 Mar. 2013, Project Closed

  表面界面ナノ構造;共鳴軟X線散乱法;GISAS;コントラスト変調;GISAXS;GISANS;共鳴散乱;軟X線共鳴散乱;コントラスト変化;高分子薄膜;ナノ粒子;軟X線小角散乱;DWBA

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22651034/
• Layer-identified stress state evaluation and superconducting critical current analysis in stressed nano-multilayered composite superconductor

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Shojiro OCHIAI

  From 01 Apr. 2010, To 31 Mar. 2013, Project Closed

  複合変形応力;超伝導複合材料;残留応力;臨界電流;モデリング;超伝導テープ;エックス線回折;ひずみ;応力;クラック;応力状態測定システム;超伝導臨界電流;モデル解析;X線回折;超電導臨界電流

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22360281/
• Strain analysis of bulk metallic glasses using high energy X-ray microbeam scattering

  Grant-in-Aid for Challenging Exploratory Research

  Kyoto University

  Shojiro OCHIAI

  From 01 Apr. 2009, To 31 Mar. 2012, Project Closed

  高エネルギーX線回折;微小ビーム形成;Zr基金属ガラス;ひずみ解析;構造不均一性;高エネルギーX線;金属ガラス;ZrCuAl;歪分布測定;ひずみ分布;バルク金属ガラス;高エネルギーX線回折散乱;歪分布

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21656166/
• Nanoscopic fluctuations in Zr-based metallic glasses examined by anomalous SWAXS measurements

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Hiroshi OKUDA

  From 01 Apr. 2008, To 31 Mar. 2011, Project Closed

  金属ガラス;放射光小中角散乱;異常散乱;相転移;放射光小中角散乱法;ZrCuPt金属ガラス;ナノ準結晶;異常小角散乱法;核生成成長;一次相転移;異常分散効果;ナノ準結晶形成;ZrCuPt;小中角散乱法;In-situ SWAXS法;ASAXS;SWAXS;異常小角散乱;ナノ構造揺らぎ

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20360290/
• 収束イオンビーム法を用いた数ミクロン直径無機繊維の破壊靱性評価法の開発

  Grant-in-Aid for Exploratory Research

  Kyoto University

  落合 庄治郎

  From 01 Apr. 2006, To 31 Mar. 2008, Project Closed

  細径繊維;破壊靱性;集束イオンビーム;炭化珪素;有限要素法;人工ノッチ

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18656198/
• X線・中性子解析による「埋もれた」界面の科学に関する調査

  Grant-in-Aid for Scientific Research (C)

  National Institute for Materials Science

  櫻井 健次

  From 01 Apr. 2006, To 31 Mar. 2007, Project Closed

  ナノ表面界面;薄膜多層膜;埋もれた界面;反射率法;X線中性子

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18631004/
• In-situ observation of 3 dimensional meso-scopic structures of metallic materials by coherent x-ray diffraction microscopy

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Eiichiro MATSUBARA

  From 01 Apr. 2006, To 31 Mar. 2009, Project Closed

  コヒーレントX線回折;X線回折イメージング;合金析出物;放射光;X線回折顕微鏡;位相回復;イメージング;コヒーレント散乱;アルミニアム合金;コヒーレントX線;アルミ合金;メゾ材料組織

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18360304/
• Development of in-situ measurement method of internal strain and critical current of composite superconductors and their quantitative evaluation

  Grant-in-Aid for Scientific Research (S)

  Kyoto University

  Shojiro OCHIAI

  From 01 Apr. 2006, To 31 Mar. 2010, Project Closed

  超伝導複合材料;残留ひずみ;X線回折;モデリング;臨界電流;弾・塑性力学;損傷;n値

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18106011/
• X線共鳴磁気小角散乱による誘起磁気アイランド構造の解明

  Grant-in-Aid for Exploratory Research

  Kyoto University

  奥田 浩司

  From 01 Apr. 2004, To 31 Mar. 2007, Project Closed

  自己組織化ナノドット;GISAXS;共鳴散乱;FePt;GI-SAXS;ナノドット;Ge;Si;放射光;埋もれた界面;反射率;異常散乱

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16656195/
• Development of prediction method of grain boundary and intragrain microstructures at an atomistic scale by utilizing GC Monte-Carlo methods.

  Grant-in-Aid for Scientific Research (B)

  Kyoto University

  Hiroshi OKUDA

  From 01 Apr. 2004, To 31 Mar. 2007, Project Closed

  モンテカルロ;PFZ;粒界析出物;粒界無析出帯;Al合金;復元;サイズ分布;物質浴;粒界;GPゾーン;モンテカルロ法;粒界析出;溶質枯渇;空孔枯渇;状態図, Monte Carlo Simulation;PFZ;Grain boundary precipitates;precipitation free zone;Al alloys;reversion

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16360314/
• 金属ガラスのナノ組織化過程の小・中角散乱法による解明

  Grant-in-Aid for Scientific Research on Priority Areas

  Science and Engineering

  Kyoto University

  奥田 浩司

  From 01 Apr. 2003, To 31 Mar. 2008, Project Closed

  異常小角散乱;小・中角散乱;金属ガラス;Zr合金;20面体クラスター;放射光;Zr基金属ガラス;クラスター;小中角散乱法;前駆的クラスター;ナノ結晶化;結晶化前駆構造;ナノ組織;密度ゆらぎ;濃度ゆらぎ;異常分散効果;放射光小角散乱;濃度揺らぎ;構造揺らぎ

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-15074210/
• INVESTIGATION TO RETAIN HIGH CRITICAL CURRENT OF COMPOSITE SUPERCONDUCTORS FROM MECHANICAL VIEWPOINT

  Grant-in-Aid for Scientific Research (B)

  KYOTO UNIVERSITY

  Shojiro OCHIAI

  From 01 Apr. 2002, To 31 Mar. 2005, Project Closed

  超伝導複合線材;変形;破壊;損傷;クラック;臨界電流;A15型超伝導材;高温酸化物超伝導材;超伝導複合素材;残留応力;疲労;超伝導複合線材変形;クラック形成;クラック進展;Nb-Ti;Cu;Bi2223;Ag, COMPOSITE SUPERCONDUCTOR;DEFORMATION;FRACTURE;DAMAGE;CRACK;CRITICAL CURRENT;A15TYPE SUPERCONDUCTOR;HIGH TEMPERATURE OXIDE SUPERCONDUCTOR

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-14350360/
• Nanostructure of exchange spring magnet multilayers examined by resonant X-ray magnetic scattering

  Grant-in-Aid for Scientific Research (C)

  KYOTO UNIVERSITY;Nara Institute of Science and Technology

  Hiroshi OKUDA

  From 01 Apr. 2001, To 31 Mar. 2003, Project Closed

  交換スプリング磁石;X線共鳴磁気散乱;X線反射率;円偏光;X線磁気散乱;スブリング磁性膜;バーマロイ, spring magnet;resonant X-ray magnetic scattering;Reflectivity;circular polarized X-ray

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-13650721/
• Phase Equilibrium in Multicomponent System and Material Design of Bi-based Suprconductors

  Grant-in-Aid for Scientific Research (B)

  KYOTO UNIVERSITY

  Kozo OSAMURA

  From 01 Apr. 1999, To 31 Mar. 2001, Project Closed

  状態図;不変系反応;2相平衡;超伝導相;相律;単相領域;ビスマス系酸化物超伝導体;機械的性質, Phase Diagram;Invariant Reaction;Two Phase Equilibrium;Superconductive Phase;Phase Rule;Single Phase Region;Bi-based Superconductor;Mechanical Property

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-11450238/
• メゾスコピック走査ホールプローブ顕微鏡の開発-極微小領域における不均質磁束密度分布の定量解析に向けて-

  Grant-in-Aid for Scientific Research (A)

  KYOTO UNIVERSITY

  Kozo OSAMURA

  From 01 Apr. 1999, To 31 Mar. 2002, Project Closed

  走査ホールプローブ顕微鏡;量子化磁束;Bi2223;弱結合;高温超伝導体;磁界電流密度;磁束線格子;イットリウム酸化物超伝導体;Bi2223テープ;臨界電流密度, Scanning Mall probe microscope;quantized magnetic flux;Bi2223 tapes;weak link;high Tc superconductor;critical current density;magnetic flux lattice;Yttrium oxide superconductor

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-11355026/
• Development of new techniques for the analysis of magnetic structures using third-generation synchrotron X-ray sources

  Grant-in-Aid for Scientific Research (B).

  Nara Institute of Science and Technology;Tokyo Institute of Technology

  Hiroo HASHIZUME

  From 01 Apr. 1998, To 31 Mar. 2000, Project Closed

  円偏光X線;第3世代放射光光源;共鳴X線磁気散乱;磁性多層膜;薄膜・界面磁気構造;シンクロトロン放射;共鳴X線散乱;円偏光;磁化構造;磁気界面, Circular polarized X-rays;Third-generation synchrotron source;Resonant X-ray magnetic scattering;Magnetic multiplayer;Thin-film and interface magnetic structure

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-10044071/
• 定常的な外場負荷環境での組織形成過程の放射光によるその場観察

  Grant-in-Aid for Encouragement of Young Scientists (A)

  Kyoto University

  奥田 浩司

  From 01 Apr. 1997, To 31 Mar. 1999, Project Closed

  Al-Ag;GPゾーン;塑性変形下の相分離;driven syseem;拡散相変態;driven system;放射光小角散乱法;Al-Zn;時分割測定法

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-09750731/
• Analysis of interface magnetic structures in magnetic thin films using resonant X-ray scattering techniques

  Grant-in-Aid for Scientific Research (A)

  Nara Institute of Science and Technology;Tokyo Institute of Technology

  Hiroo HASHIZUME

  From 01 Apr. 1997, To 31 Mar. 2000, Project Closed

  共鳴X線磁気散乱;シンクロトロン放射;磁気多層膜;磁気構造相転移;円偏光X線;界面磁気ラフネス;磁性多層膜;薄膜不均一磁化;薄膜磁性;共鳴X線散乱;X線磁気散乱;磁気構造転移;磁気界面;界面ラフネス;ヘリシティ切換え;Fe;Gd多層膜;捩れ磁気構造, Resonant X-ray magnetic scattering;Synchrotron radiation;Magnetic multilayer;Magnetic structure transition;Circular polarized X-rays;Magnetic interface roughness

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-09305019/
• Nonlinear Pattern Formation during Phase Separation and Its Scaling

  Grant-in-Aid for Scientific Research (B)

  KYOTO UNIVERSITY

  Kozo OSAMURA

  From 01 Apr. 1995, To 31 Mar. 1997, Project Closed

  相分離現象;メゾスコピック;スケーリング;小角散乱;非線形拡散方程式;イジングモデル;組織制御, phase separation;phase transformation;materials science;small angle scattering;nonlinearity;Al-Zn alloy;Al-Lialloy;scaling

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-07455258/
• Study of Fluxon by Means of Neutron Scattering and Its Application to Engineering Science

  Grant-in-Aid for Scientific Research (A)

  KYOTO UNIVERSITY

  Kozo OSAMURA

  From 01 Apr. 1995, To 31 Mar. 1998, Project Closed

  混合状態;フラクソイド格子;中性子小角散乱;臨界電流密度;高混酸化物超伝導体;異方性;局所構造;規則;不規則転移(融解);高温酸化物超伝導体;中性子小角散乱法;臨海電流密度;規則ノ不規則転移(融解), Mixed State;Fluxon Lattice;Neutron Small-Angle Scattering;Critical Current Density;High Temperature Oxide Superconductor;Anistropy;Local Structure;Order;Disorder Transition

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-07305002/
• Development of Manufacturing Process of Multilayred Composite with Mesoscopic Microstucture

  Grant-in-Aid for Developmental Scientific Research (B)

  KYOTO UNIVERSITY

  Kozo OSAMURA

  From 01 Apr. 1994, To 31 Mar. 1996, Project Closed

  メゾスコピック組織制御;ジェリーロール法;多芯超伝導複合体;酸化物高温超伝導体;Ag;Cu積層膜;ケーラー固体;7000系Al合金;ピン力;メゾスコピック材料;多層積層材;ジュリーロール法;超伝導複合材;フラクソイド;ピンニング;ケーラー団体;高強度se合金, mesoscopic microstructure control;Jerry-Roll method;multifilamentary composite superconductors;oxide high temperature superconductor;Ag;Cu multilayred film;Koehler solid;7000 series aluminium alloy;pinning force

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-06555204/
• In-situ measurements of L12 phase formasion by means of SR-SWAXS

  Grant-in-Aid for General Scientific Research (C)

  KYOTO UNIVERSITY

  Hiroshi OKUDA

  From 01 Apr. 1993, To 31 Mar. 1995, Project Closed

  Al-Li合金;一次規則化;相分離;放射光小中角散乱法;コングルエント オーダリング;放射光小角散乱;相分解;規則化;Al-Li;スピノ-ダルオーダリング;放射光小中角散乱;Ll_2構造;δ'生成過程;100プロファイル;コングルエント・オーダリング, Al-Li alloy;1st order ordring;phase clecomposition;synchrotron-radiation small-angle;medium angle scattering;congruent srdering

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-05805058/
• Hierarchical structure analysis of light metals by simultaneous scattering/spectroscopy measurements

  Grant-in-Aid for Challenging Research (Exploratory)

  Medium-sized Section 26:Materials engineering and related fields

  Kyoto University

  奥田 浩司

  From 30 Jun. 2022, To 31 Mar. 2025, Granted

  tender X-rays;Mg absorption edge;AlMgSi alloys;ASAXS;XAFS;異常小角散乱;XAFS同時測定;AlMgSi合金

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-22K18886/

External funds: others

• GI-SAXSによる表面近傍ナノ構造の評価
• Surface nanostructure analysis utilizing resonant / soft GISAXS
• 精密集光結晶の形状デザインと、加工完全性と残留歪のX 線回折による定量評価、ならびに変形状態の連続体力学解析

  国立大学法人東北大学理事　高田敏文

Education

Teaching subject(s)

• From 01 Apr. 2024, To 31 Mar. 2025

  Xray Diffraction

  5233, Fall, Faculty of Engineering, 2
• From 01 Apr. 2024, To 31 Mar. 2025

  Microstructure theory and structure evaluation

  C288, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Xray Diffraction

  5233, Fall, Faculty of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Microstructure theory and structure evaluation

  C288, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2023, To 31 Mar. 2024

  Master's Thesis

  C299, Year-long, Graduate School of Engineering, 0
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Materials Science and Engineering A

  C251, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Materials Science and Engineering B

  C253, Fall, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Graduation Thesis1

  5995, Fall, Faculty of Engineering, 4
• From 01 Apr. 2022, To 31 Mar. 2023

  Graduation Thesis2

  5998, Spring, Faculty of Engineering, 6
• From 01 Apr. 2022, To 31 Mar. 2023

  Graduation Thesis1

  5995, Spring, Faculty of Engineering, 4
• From 01 Apr. 2022, To 31 Mar. 2023

  Master's Thesis

  C299, Year-long, Graduate School of Engineering, 0
• From 01 Apr. 2022, To 31 Mar. 2023

  Laboratory & Seminar in Materials Science and Engineering, Adv. I

  C240, Year-long, Graduate School of Engineering, 4
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Materials Science and Engineering, Adv.F

  R247, Fall, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Materials Science and Engineering, Adv.D

  R244, Fall, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Materials Science and Engineering, Adv.B

  R242, Fall, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Materials Science and Engineering, Adv.A

  R241, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Microstructure theory and structure evaluation

  C288, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Xray Diffraction

  5233, Fall, Faculty of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Materials Science and Engineering, Adv. E

  R245, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Graduation Thesis2

  5998, Fall, Faculty of Engineering, 6
• From 01 Apr. 2022, To 31 Mar. 2023

  Seminar on Materials Science and Engineering, Adv.C

  R243, Spring, Graduate School of Engineering, 2
• From 01 Apr. 2022, To 31 Mar. 2023

  Laboratory & Seminar in Materials Science and Engineering, Adv. II

  C241, Year-long, Graduate School of Engineering, 4
• From Apr. 2011, To Mar. 2012

  計算機数学（材）

  Spring, 工学部
• From Apr. 2011, To Mar. 2012

  複合材料学

  Spring, 工学研究科
• From Apr. 2012, To Mar. 2013

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2013, To Mar. 2014

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2013, To Mar. 2014

  Introduction to Composite Materials in Nanoscale

  Spring, 工学研究科
• From Apr. 2014, To Mar. 2015

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2015, To Mar. 2016

  Introduction to Composite Materials in Nanoscale

  Spring, 工学研究科
• From Apr. 2015, To Mar. 2016

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2016, To Mar. 2017

  Microstructure theory and structure evaluation

  Spring, 工学研究科
• From Apr. 2016, To Mar. 2017

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2017, To Mar. 2018

  Microstructure theory and structure evaluation

  Spring, 工学研究科
• From Apr. 2017, To Mar. 2018

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2018, To Mar. 2019

  Microstructure theory and structure evaluation

  Spring, 工学研究科
• From Apr. 2018, To Mar. 2019

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2019, To Mar. 2020

  Microstructure theory and structure evaluation

  Spring, 工学研究科
• From Apr. 2019, To Mar. 2020

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2020, To Mar. 2021

  Microstructure theory and structure evaluation

  Spring, 工学研究科
• From Apr. 2020, To Mar. 2021

  Xray Diffraction

  Fall, 工学部
• From Apr. 2020, To Mar. 2021

  Mathematics for Computation

  Spring, 工学部
• From Apr. 2021, To Mar. 2022

  Microstructure theory and structure evaluation

  Spring, 工学研究科
• From Apr. 2021, To Mar. 2022

  Xray Diffraction

  Fall, 工学部

Participation in PhD Defense

• Changes of Fe precipitates by wire drawing in dilute Cu-Fe alloys

  GOTO KAZUHIRO, Graduate School of Engineering, Sub-chief Examiner

  23 Mar. 2023
• Hydrogen diffusion in α-Al2O3 and α-Ga2O3 by first principles calculation

  Lee Gyeongseo, Graduate School of Engineering, Sub-chief Examiner

  23 Mar. 2023
• Visualization of nanostructure distribution in Al alloy multilayers by small-angle X-ray scattering tomography

  Lin Shan, Graduate School of Engineering, Chief Examiner

  23 Mar. 2022
• Application of machine learning potential to predict grain boundary properties and development of its performant implementation

  NISHIYAMA TAKAYUKI, Graduate School of Engineering, Sub-chief Examiner

  23 Mar. 2022
• フェライト鋼およびマルテンサイト鋼における水素脆性破壊機構の変形微視組織に基づく検討

  OKADA KAZUHO, Graduate School of Engineering, Sub-chief Examiner

  23 Mar. 2022
• 高分子材料の真空紫外光による光活性化接合

  GONDA MITSUHIRO, Graduate School of Engineering, Sub-chief Examiner

  23 Mar. 2022
• Microstructural and mechanical nature of low alloy multiphase steel composed of ferrite, martensite, and austenite

  AVALA LAVAKUMAR, Graduate School of Engineering, Sub-chief Examiner

  24 Sep. 2021

Administration

Faculty management (title, position)

• From 01 Apr. 2015, To 31 Mar. 2017

  工学研究科・工学部広報委員会　委員