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年, 査読有り
Microstructure Evolution in Mg98.6Y1Zn0.4 Alloys and the Development by Hot Deformation Examined by Synchrotron Radiation Small- and Wide-Angle Scattering
Relation of Size Distribution of Cracks in Superconducting Layer to Critical Current Distribution under Small Voltage Probe Spacing in REBCO-Superconducting Composite Tape
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年, 査読有り
Effects of Size of the Largest Crack and Size Difference among Cracks on Critical Current of Superconducting Tape with Multiple Cracks in Superconducting Layer
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, 2018年10月
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, 2018年08月
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
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, 2018年01月
Transition to long period stacking ordered structures in Mg85Gd9Zn6 alloys from amorphous ribbons examined by synchrotron radiation scattering: Comparison with Mg85Y9Zn6 alloys
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, 2017年01月
GISAXSによる表面近傍の構造変化の検討
奥田 浩司
表面科学, 2017年01月, 査読有り
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年, 査読有り
Effects of Crack Size Distribution and Specimen Length on the Correlation between n-Value and Critical Current in Heterogeneously Cracked Superconducting Tape
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, 2016年10月, 査読有り
Development of microstructures in rapidly-quenched Mg85Y9Zn6 alloy ribbons during heating at a constant speed examined by simultaneous small- and wide angle scattering measurements
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, 2016年05月, 査読有り
銅安定化超伝導複合テープの臨界電流およびn値に及ぼす構成区間の損傷差の影響
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, 2016年01月, 査読有り
GISAXS法による表面近傍の構造変化の検討
奥田 浩司; 櫻井 伸一; 清水 伸隆; 五十嵐 教之
表面科学学術講演会要旨集, 2016年01月
GISAXS法による表面近傍の構造変化の検討
奥田 浩司; 櫻井 伸一; 清水 伸隆; 五十嵐 教之
表面科学学術講演会要旨集, 2016年01月
Relation between n-Value and Critical Current in Filamentary and Coated Superconducting Tapes with Tensile Stress-Induced Cracks
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, 2015年01月, 査読有り
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, 2015年01月, 査読有り
Stability of Long-Period Stacking Ordered Structures at Elevated Temperatures Examined by Multicolor Synchrotron Radiation X-ray Scattering/Diffraction Measurements
Effects of Heterogeneous Cracking of Superconducting Layer on Voltage-Current Curve, Critical Current, and n-Value in High-Temperature Superconducting Layer-Coated Conductor Tape
METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 2014年10月, 査読有り
Tape Length-Dependence of Critical Current and n-Value in Coated Conductor with a Local Crack
Shojiro Ochiai; Hiroshi Okuda; Noriyuki Fujii
MATERIALS TRANSACTIONS, 2014年09月, 査読有り
Depth-Dependent Structural Changes in PS-b-P2VP Thin Films Induced by Annealing
Jan Wernecke; Hiroshi Okuda; Hiroki Ogawa; Frank Siewert; Michael Krumrey
MACROMOLECULES, 2014年08月, 査読有り
Normalization of grazing-incidence small angle scattering of phospholipid alloy systems at the K absorption edge of phosphorous: A standard sample approach
In situ measurements on stability of long-period stacking-ordered structures in Mg85Y9Zn6 alloys during heating examined by multicolor synchrotron radiation small-angle scattering
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
Near-surface relaxation structure of annealed block copolymer film on Si substrates examined by grazing-incidence small-angle scattering utilizing soft X-rays
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
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
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
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, 2009年08月, 査読有り
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
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
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
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
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
Proc. Int. Conf. On PTM'94 Solid-Solid Transformation in Inorganic Materials, 1994年, 査読有り
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, 1993年12月, 査読有り
PHASE-DECOMPOSITION AND REVERSION IN AL-LI ALLOYS
K OSAMURA; H OKUDA
JOURNAL DE PHYSIQUE IV, 1993年12月, 査読有り
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, 1993年06月, 査読有り
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, 1993年01月, 査読有り
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, 1992年11月, 査読有り
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年, 査読有り
REVERSION PROCESS IN FCC ISING SYSTEM
H OKUDA; K OSAMURA
TRANSACTIONS OF THE JAPAN INSTITUTE OF METALS, 1988年03月, 査読有り
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年, 査読有り
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年, 査読有り
Early Stage of Phase Decomposition in an AI-6.7 at %Zn Alloy
Kozo Osamura; Hiroshi Okuda
Phase Transitions, 1987年, 査読有り
ISOTHERMAL PHASE-DECOMPOSITION DIAGRAM IN AL-ZN BINARY-ALLOYS
K OSAMURA; H OKUDA; S OCHIAI
SCRIPTA METALLURGICA, 1985年, 査読有り
PHASE-DECOMPOSITION IN DILUTE AL-ZN ALLOYS
H OKUDA; K OSAMURA
JOURNAL OF THE JAPAN INSTITUTE OF METALS, 1985年, 査読有り
STUDY ON THE DISTRIBUTION OF GP ZONES IN AL-ZN ALLOYS
K OSAMURA; H OKUDA
TRANSACTIONS OF THE JAPAN INSTITUTE OF METALS, 1984年, 査読有り
Decomposition Process in Al-Zn Alloys
OSAMURA K.
Decomposition of Alloys : the early stages, 1984年, 査読有り
STUDY ON THE SPATIAL-DISTRIBUTION OF GP ZONES IN AL-ZN ALLOYS
K OSAMURA; H OKUDA
JOURNAL OF THE JAPAN INSTITUTE OF METALS, 1983年, 査読有り
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年, 査読有り
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年, 査読有り
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年, 査読有り
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
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
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
Changes of Fe precipitates by wire drawing in dilute Cu-Fe alloys(希薄Cu-Fe合金の線引き加工によって生じるFe析出物の変化)
後藤 和宏, 工学研究科, 副査
2023年03月23日
Hydrogen diffusion in α-Al2O3 and α-Ga2O3 by first principles calculation(α-Al2O3およびα-Ga2O3中の水素拡散についての第一原理計算)
Lee Gyeongseo, 工学研究科, 副査
2023年03月23日
Visualization of nanostructure distribution in Al alloy multilayers by small-angle X-ray scattering tomography (X線小角散乱トモグラフィーによるAl合金積層材料内部のナノ組織分布の可視化)
林 杉, 工学研究科, 主査
2022年03月23日
Application of machine learning potential to predict grain boundary properties and development of its performant implementation (機械学習原子間ポテンシャルの結晶粒界構造探索への応用と高速化手法開発)
西山 隆之, 工学研究科, 副査
2022年03月23日
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
岡田 和歩, 工学研究科, 副査
2022年03月23日
高分子材料の真空紫外光による光活性化接合
権田 光宏, 工学研究科, 副査
2022年03月23日
Microstructural and mechanical nature of low alloy multiphase steel composed of ferrite, martensite, and austenite (フェライト、マルテンサイト、オーステナイトから成る低合金複相鋼の組織と力学特性)