Unexpectedly Large Contribution of Oxygen to Charge Compensation Triggered by Structural Disordering: Detailed Experimental and Theoretical Study on a Li3NbO4-NiO Binary System
Journal of the American Chemical Society, 12 Sep. 2022
Charge Transfer between Fe and Ti Induced by Ln Substitution and Temperature in the B-Site-Disordered Perovskites Ln(2) (FeTi)O-6 (Ln = La, Pr, and Nd)
Masato Goto; Masato Okazaki; Yuichi Shimakawa
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, Jul. 2022
Topotactic Oxygen Release and Incorporation in AFeO(3) with Fe4+, AFeO(2.5) with Fe3+, and AFeO(2) with Fe2+ (A = Ca and Sr): Dedicated to the Occasion of the 100th Birthday of Prof. John B. Goodenough
Field-free superconducting diode effect in noncentrosymmetric superconductor/ferromagnet multilayers
Hideki Narita; Jun Ishizuka; Ryo Kawarazaki; Daisuke Kan; Yoichi Shiota; Takahiro Moriyama; Yuichi Shimakawa; Alexey V. Ognev; Alexander S. Samardak; Youichi Yanase; Teruo Ono
Multi-k spin ordering in CaFe3Ti4O12 stabilized by spin-orbit coupling and further-neighbor exchange
Midori Amano Patino; Fabio Denis Romero; Masato Goto; Takashi Saito; Fabio Orlandi; Pascal Manuel; Attila Szabo; Paula Kayser; Ka H. Hong; Khalid N. Alharbi; J. Paul Attfield; Yuichi Shimakawa
Geometrical Spin Frustration and Monoclinic-Distortion-Induced Spin Canting in the Double Perovskites Ln(2)LiFeO(6) (Ln = La, Nd, Sm, and Eu) with Unusually High Valence Fe5+
Masato Goto; Tamio Oguchi; Yuichi Shimakawa
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, Nov. 2021
22aBD-6 Antiferromagnetic metallic state in A-site-ordered perovskite LaCu_3Cr_4O_<12>
Saito T.; Attfield J. P.; Shimakawa Y.
Meeting Abstracts of the Physical Society of Japan, 2016
19pCM-5 The magnetic properties of high-pressure synthesis FeO : after additional annealing at stable phase
Kamazawa K.; Kita Eiji; Saito Takashi; Shimakawa Yuichi; Shiratori Kiichi
Meeting Abstracts of the Physical Society of Japan, 2015
Novel Functional Materials: New Compounds and New Functionalities
SHIMAKAWA Yuichi
Journal of the Japan Society of Powder and Powder Metallurgy, 2016
Functional Oxide Materials
SHIMAKAWA Yuichi
J. Jpn. Soc. Powder Powder Metallurgy, 2014
Synthesis of Powder Materials
Shimakawa Yuichi
J. Jpn. Soc. Powder Powder Metallurgy, 15 Jan. 2007
Preparation of iron(IV) nitridoferrate Ca4FeN4 through azide-mediated oxidation under high-pressure conditions
Simon D. Kloß; Arthur Haffner; Pascal Manuel; Masato Goto; Yuichi Shimakawa; J. Paul Attfield
Nature Communications, Dec. 2021
Integrated sensing array of the perovskite-type LnFeO3 (Ln˭La, Pr, Nd, Sm) to discriminate detection of volatile sulfur compounds
Journal of the Japan Society of Powder and Powder Metallurgy, 15 Dec. 2020
Metallic transport properties and electrostatic resistance modulations in LaNiO3 ultrathin channels electrochemically etched in electric-double-layer transistors
Controllable Magnetic Proximity Effect and Charge Transfer in 2D Semiconductor and Double-Layered Perovskite Manganese Oxide van der Waals Heterostructure
Successive and Site-Selective Oxygen Release from B-Site-Layer-Ordered Double Perovskite Ca2FeMnO6 with Unusually High Valence Fe4+
Masato Goto; Xabier Martínez de Irujo-Labalde; Takashi Saito; Susana García-Martín; Yuichi Shimakawa
Inorganic Chemistry, 03 Feb. 2020, Peer-reviewed
Field-sweep-rate and time dependence of transverse resistivity anomalies in ultrathin SrRuO3 films
Daisuke Kan; Takahiro Moriyama; Yuichi Shimakawa
Physical Review B, 30 Jan. 2020, Peer-reviewed
Conversion of a Defect Pyrochlore into a Double Perovskite via High-Pressure, High-Temperature Reduction of Te6+
Fabio Denis Romero; Midori Amano Patino; Mitsutaka Haruta; Hiroki Kurata; J. Paul Attfield; Yuichi Shimakawa
Inorganic Chemistry, 06 Jan. 2020, Peer-reviewed
Fe3C cluster-promoted single-atom Fe, N doped carbon for oxygen-reduction reaction
Mengyao Lv; Haichuan Guo; Hangjia Shen; Jun Wang; Jiacheng Wang; Yuichi Shimakawa; Minghui Yang
Physical Chemistry Chemical Physics, 2020, Peer-reviewed
How to Make Dense and Flat Perovskite Layers for >20% Efficient Solar Cells: Oriented, Crystalline Perovskite Intermediates and Their Thermal Conversion
Yuichi Shimakawa
Bulletin of the Chemical Society of Japan, 15 Dec. 2019, Peer-reviewed
How to Make Dense and Flat Perovskite Layers for >20% Efficient Solar Cells: Oriented, Crystalline Perovskite Intermediates and Their Thermal Conversion
Masashi Ozaki; Yumi Nakaike; Ai Shimazaki; Mina Jung; Naoki Maruyama; Shinya Yakumaru; Alwani Imanah Rafieh; Piyasiri Ekanayake; Takashi Saito; Yuichi Shimakawa; Takahiro Sasamori; Yasujiro Murata; Richard Murdey; Atsushi Wakamiya
Bulletin of the Chemical Society of Japan, 15 Dec. 2019, Peer-reviewed
Selective growth of α-Fe2O3, γ-Fe2O3 and Fe3O4 at low temperatures and under ambient pressure
Yuichi Shimakawa
Japanese Journal of Applied Physics, 01 Sep. 2019, Peer-reviewed
Selective growth of α-Fe2O3, γ-Fe2O3 and Fe3O4 at low temperatures and under ambient pressure
Suppression of Sequential Charge Transitions in Ca0.5Bi0.5FeO3 via B-Site Cobalt Substitution
Fabio Denis Romero; Peng Xiong; Midori Amano Patino; Takashi Saito; Paula Kayser; J. Paul Attfield; Yuichi Shimakawa
Chemistry of Materials, 14 Aug. 2018, Peer-reviewed
Negative and positive thermal expansion-like volume changes due to intermetallic charge transfer based on an ionic crystal model of transition-metal oxides
Yuichi Shimakawa; Michael W. Lufaso; Patrick M. Woodward
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, Mar. 2016, Peer-reviewed
Overpotential-Induced Introduction of Oxygen Vacancy in La0.67Sr0.33MnO3 Surface and Its Impact on Oxygen Reduction Reaction Catalytic Activity in Alkaline Solution
One-Dimensional Oxygen Diffusion Mechanism in Sr2ScGaO5 Electrolyte Explored by Neutron and Synchrotron Diffraction, O-17 NMR, and Density Functional Theory Calculations
Serena Corallini; Monica Ceretti; Gilles Silly; Andrea Piovano; Shubra Singh; Josef Stern; Clemens Ritter; Jinjun Ren; Hellmut Eckert; Kazimirz Conder; Wei-tin Chen; Fang-Cheng Chou; Noriya Ichikawa; Yuichi Shimakawa; Werner Paulus
JOURNAL OF PHYSICAL CHEMISTRY C, May 2015, Peer-reviewed
Influence of cation off-stoichiometry on transport properties of metal/Nb-SrTiO3 junctions
Daisuke Kan; Takuya Shimizu; Yuichi Shimakawa
JOURNAL OF APPLIED PHYSICS, May 2015, Peer-reviewed
Ca2FeMnO6: A Layered Double Perovskite with Unusual High-Valence Fe4+ in a Layered Arrangement
JOURNAL OF SOLID STATE CHEMISTRY, Nov. 2013, Peer-reviewed
Enhanced ferromagnetic moment in Co-doped BiFeO3 thin films studied by soft x-ray circular dichroism
V. R. Singh; V. K. Verma; K. Ishigami; G. Shibata; Y. Yamazaki; A. Fujimori; Y. Takeda; T. Okane; Y. Saitoh; H. Yamagami; Y. Nakamura; M. Azuma; Y. Shimakawa
Journal of Applied Physics, 14 Sep. 2013, Peer-reviewed
Transient behavior in Pt/Nb-doped SrTiO3 Schottky junctions
Daisuke Kan; Yuichi Shimakawa
APPLIED PHYSICS LETTERS, Sep. 2013, Peer-reviewed
Solid Solutions of Pauli-Paramagnetic CaCu3V4O12 and Antiferromagnetic CaMn3V4O12
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, Apr. 2013, Peer-reviewed
高圧合成によって拓かれる新しい「機能性酸化物材料」の開発
島川 祐一
MATERIAL STAGE, Apr. 2013, Peer-reviewed, Invited
Crystal structures and physical properties of new functional-oxide materials : Recent studies with synchrotron radiation on A-site-ordered perovskite-structure oxides
島川祐一; 齊藤高志; 水牧仁一朗
放射光, Mar. 2013, Peer-reviewed, Invited
Thickness-Dependent Structure-Property Relationships in Strained (110) SrRuO3 Thin Films
e-Journal of Surface Science and Nanotechnology, 20 Oct. 2012, Peer-reviewed
Dzyaloshinsky-Moriya interaction and field-induced magnetic order in an antiferromagnetic honeycomb lattice compound Bi3Mn4O12(NO3) studied by high-field electron spin resonance
Material Design and High-Pressure Synthesis of Novel A-Site-Ordered Perovskites AMn(3)Al(4)O(12) (A = Y, Yb, and Dy) with Square-Planar-Coordinated Mn3+
Takashi Saito; Takenori Tohyama; Patrick M. Woodward; Yuichi Shimakawa
BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, Jul. 2011, Peer-reviewed
Selective reduction of layers at low temperature in artificial superlattice thin films
Oxygen diffusion behaviors in low-temperature reduction processes with perovskite-structure iron-oxide thin films
島川祐一
The Journal of fuel cell technology, 2010, Peer-reviewed
Material Design, Synthesis, Measurements of Structural and Physical Properties, and Electronic Structure Calculation of New Functional Oxides : Novel A-site Ordered Perovskite Structure Oxides
TOHYAMA Takenori; SAITO Takashi; SHIMAKAWA Yuichi
J. Jpn. Soc. Powder Powder Metallurgy, 2010, Peer-reviewed
Charge transfer and antiferromagnetic order in the A-site-ordered perovskite LaCu3Fe4O12
Wei-tin Chen; Youwen Long; Takashi Saito; J. Paul Attfield; Yuichi Shimakawa
JOURNAL OF MATERIALS CHEMISTRY, 2010, Peer-reviewed
Artificial Superlattice Thin Film of Infinite-Layer Structure [CaFeO2]/[SrFeO2]
Charge transfer and antiferromagnetic order in the A-site-ordered perovskite LaCu3Fe4O12
Wei-tin Chen; Youwen Long; Takashi Saito; J. Paul Attfield; Yuichi Shimakawa
JOURNAL OF MATERIALS CHEMISTRY, 2010, Peer-reviewed
Material Design, Synthesis, Measurements of Structural and Physical Properties, and Electronic Structure Calculation of New Functional Oxides : Novel A-site Ordered Perovskite Structure Oxides
TOHYAMA Takenori; SAITO Takashi; SHIMAKAWA Yuichi
J. Jpn. Soc. Powder Powder Metallurgy, 2010, Peer-reviewed
Direct observation of the pressure-induced charge redistribution in BiNiO3 by x-ray absorption spectroscopy
Probing nanoscale inhomogeneities in transition metal oxides with ultrafast mid-infrared spectroscopy
R. P. Prasankumar; H. J. Lee; H. Okamura; H. Imai; Y. Shimakawa; Y. Kubo; S. Zvyagin; K. Kamenev; G. Balakrishnan; D. Mck. Paulf; S. A. Trugman; A. J. Taylor; R. D. Averitt
Critical thickness control by deposition rate for epitaxial BaTiO(3) thin films grown on SrTiO(3)(001)
M. Kawai; D. Kan; S. Isojima; H. Kurata; S. Isoda; Y. Shimakawa; S. Kimura; O. Sakata
JOURNAL OF APPLIED PHYSICS, Dec. 2007, Peer-reviewed
Pressure-induced intermetallic valence transition in BiNiO3
Masaki Azuma; Sandra Carlsson; Jennifer Rodgers; Matthew G. Tucker; Masahiko Tsujimoto; Shintaro Ishiwata; Seiji Isoda; Yuichi Shimakawa; Mikio Takano; J. Paul Attfield
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, Nov. 2007, Peer-reviewed
Pressure-induced intermetallic valence transition in BiNiO3
Masaki Azuma; Sandra Carlsson; Jennifer Rodgers; Matthew G. Tucker; Masahiko Tsujimoto; Shintaro Ishiwata; Seiji Isoda; Yuichi Shimakawa; Mikio Takano; J. Paul Attfield
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, Nov. 2007, Peer-reviewed
Ferromagnetic cuprates CaCu(3)Ge(4)O(12) and CaCu(3)Sn(4)O(12) with A-site ordered perovskite structure
H. Shiraki; T. Saito; T. Yamada; M. Tsujimoto; M. Azuma; H. Kurata; S. Isoda; M. Takano; Y. Shimakawa
PHYSICAL REVIEW B, Oct. 2007, Peer-reviewed
Single crystal growth of A-site deficient superconductor Ca2-xCuO2Cl2
Tunneling magnetoresistance at up to 270 K in La0.8Sr0.2MnO3/SrTiO3/La0.8Sr0.2MnO3 junctions with 1.6-nm-thick barriers
T Obata; T Manako; Y Shimakawa; Y Kubo
APPLIED PHYSICS LETTERS, Jan. 1999, Peer-reviewed
The influence of pressure-induced relaxation effects on T-c in TlSr2CaCu2O7-delta
C Looney; JS Schilling; Y Shimakawa
PHYSICA C, Mar. 1998, Peer-reviewed
Pressure Dependence of Ferromagnetic Curie Temperature and Colossal Magnetoresistance Effect in Pyrochlore Manganites
Yu. V. Sushko; Y. Kubo; Y. Shimakawa; T. Manako
Review of High Pressure Science and Technology/Koatsuryoku No Kagaku To Gijutsu, 1998, Peer-reviewed
Verwey-type transition and magnetic properties of the LiMn2O4 spinels
Y Shimakawa; T Numata; J Tabuchi
JOURNAL OF SOLID STATE CHEMISTRY, Jun. 1997, Peer-reviewed
Structural and magnetotransport properties of the colossal magnetoresistance material Tl2Mn2O7
Y Shimakawa; Y Kubo; T Manako; YV Sushko; DN Argyriou; JD Jorgensen
PHYSICAL REVIEW B, Mar. 1997, Peer-reviewed
Colossal Magnetoresistance in Tl_2Mn_2O_7 with a Pyrochlore Structure
SHIMAKAWA Y.; KUBO Y.
Journal of Magnetics Society of Japan, 1997, Peer-reviewed, Invited
巨大磁気抵抗効果 (Review)
島川 祐一
ニューセラミックス, 1997, Peer-reviewed, Invited
Structural and magnetotransport properties of the colossal magnetoresistance materials
Y. Shimakawa; Y. Kubo; T. Manako; Y. Sushko; D. Argyriou; J. Jorgensen
Physical Review B - Condensed Matter and Materials Physics, 1997, Peer-reviewed
Magnetic excitation and superconductivity in overdoped TlSr2CaCu2O7-delta: A Cu-63 NMR study
K Magishi; Y Kitaoka; GQ Zheng; K Asayama; T Kondo; Y Shimakawa; T Manako; Y Kubo
PHYSICAL REVIEW B, Oct. 1996, Peer-reviewed
Spin-gap behavior in underdoped TlSr2(Lu0.7Ca0.3)Cu2Oy: Cu-63 and Tl-205 NMR studies
K Magishi; Y Kitaoka; GQ Zheng; K Asayama; T Kondo; Y Shimakawa; T Manako; Y Kubo
PHYSICAL REVIEW B, Aug. 1996, Peer-reviewed
Pressure-induced oxygen ordering phenomena in high-T-c superconductors
AK Klehe; C Looney; JS Schilling; H Takahashi; N Mori; Y Shimakawa; Y Kubo; T Manako; S Doyle; AM Hermann
PHYSICA C, Jan. 1996, Peer-reviewed
Giant magnetoresistance in Tl2Mn2O7 with the pyrochlore structure
Y Shimakawa; Y Kubo; T Manako
NATURE, Jan. 1996, Peer-reviewed
Pressure effect on the GMR material Tl2Mn2O7 with the pyrochlore structure
YV Sushko; Y Kubo; Y Shimakawa; T Manako
CZECHOSLOVAK JOURNAL OF PHYSICS, 1996, Peer-reviewed
Spill correlation and superconductivity in overdoped TlSr2CaCu2O7-delta
K Magishi; Y Kitaoka; GQ Zheng; K Asayama; T Kondo; Y Shimakawa; T Manako; Y Kubo
CZECHOSLOVAK JOURNAL OF PHYSICS, 1996, Peer-reviewed
ELECTRICAL-PROPERTIES AND CRYSTAL-STRUCTURES OF THE HOMOLOGOUS SERIES OF OXIDES ND2BA2CAMCENTI2-DELTA-CU2+DELTA-O11+M+2N (M, N=0 OR 1)
T DEN; T KOBAYASHI; F IZUMI; T KAMIYAMA; Y SHIMAKAWA; JD JORGENSEN; FJ ROTELLA; RL HITTERMAN
PHYSICA C, Dec. 1995, Peer-reviewed
PRESSURE EFFECTS ON T-C AND STRUCTURE IN OVERDOPED TLSR2CACU2O7-DELTA
Y SHIMAKAWA; JD JORGENSEN; BA HUNTER; H SHAKED; RL HITTERMAN; Y KUBO; T KONDO; T MANAKO; H TAKAHASHI; N MORI
PHYSICA C, Oct. 1995, Peer-reviewed
SUPERCONDUCTIVITY IN THE SR-CA-CU-O SYSTEM AND THE PHASE WITH INFINITE-LAYER STRUCTURE
H SHAKED; Y SHIMAKAWA; BA HUNTER; RL HITTERMAN; JD JORGENSEN; PD HAN; DA PAYNE
PHYSICAL REVIEW B, May 1995, Peer-reviewed
UNDERDOPED, OPTIMALLY DOPED, AND OVERDOPED SUPERCONDUCTORS TLSR2(R(1-X)CA(X))CU2O7-DELTA (R=LU OR TL)
Y SHIMAKAWA; JD JORGENSEN; H SHAKED; RL HITTERMAN; T KONDO; T MANAKO; Y KUBO
PHYSICAL REVIEW B, Jan. 1995, Peer-reviewed
CU-63 NMR-STUDY IN HIGH-T-C SUPERCONDUCTOR TLSR2(LU1-XCAX)CU2OY
K MAGISHI; GQ ZHENG; Y KITAOKA; K ASAYAMA; T KONDO; Y SHIMAKAWA; T MANAKO; Y KUBO
PHYSICA C, Dec. 1994, Peer-reviewed
OVERDOPED METALS IN THE TL2BA2CUO6+DELTA AND TLSR2CACU2O7-DELTA SYSTEMS
Y SHIMAKAWA; JD JORGENSEN; T MANAKO; Y KUBO
PHYSICAL REVIEW B, Dec. 1994, Peer-reviewed
CRYSTAL-STRUCTURE OF (CU,C)BA2CA3CU4O11+DELTA (T-C=117K) BY NEUTRON-POWDER-DIFFRACTION ANALYSIS
Y SHIMAKAWA; JD JORGENSEN; DG HINKS; H SHAKED; RL HITTERMAN; F IZUMI; T KAWASHIMA; E TAKAYAMAMUROMACHI; T KAMIYAMA
PHYSICAL REVIEW B, Dec. 1994, Peer-reviewed
STRUCTURAL EFFECTS OF HYDROSTATIC-PRESSURE IN SR(1-X)M(X)CUO(2) (M=LA,CA) AND SR4CU6O10
H SHAKED; Y SHIMAKAWA; BA HUNTER; PG RADAELLI; B DABROWSKI; RL HITTERMAN; JD JORGENSEN; PD HAN; DA PAYNE; S KIKKAWA; G ER; F KANAMARU
PHYSICAL REVIEW B, Nov. 1994, Peer-reviewed
NORMAL-STATE MAGNETIC-SUSCEPTIBILITY IN TLSR2(LU1-XCAX)CU2OY FROM THE UNDERDOPED TO THE OVERDOPED REGIME
T KONDO; Y KUBO; Y SHIMAKAWA; T MANAKO
PHYSICAL REVIEW B, Jul. 1994, Peer-reviewed
STRUCTURAL STUDY OF SR2CUO3+DELTA BY NEUTRON POWDER DIFFRACTION
Y SHIMAKAWA; JD JORGENSEN; JF MITCHELL; BA HUNTER; H SHAKED; DG HINKS; RL HITTERMAN; Z HIROI; M TAKANO
PHYSICA C, Jul. 1994, Peer-reviewed
EFFECT OF THE PRESSURE-TEMPERATURE HISTORY ON T(C) AND THE HALL-COEFFICIENT IN SUPERCONDUCTING TL2BA2CUO6+X
H TAKAHASHI; AK KLEHE; C LOONEY; JS SCHILLING; N MORI; Y SHIMAKAWA; Y KUBO; T MANAKO
PHYSICA C, Nov. 1993, Peer-reviewed
MAGNETIC-FIELD PENETRATION DEPTH IN TL2BA2CUO6+DELTA IN THE OVERDOPED REGIME
YJ UEMURA; A KEREN; LP LE; GM LUKE; WD WU; Y KUBO; T MANAKO; Y SHIMAKAWA; M SUBRAMANIAN; JL COBB; JT MARKERT
NATURE, Aug. 1993, Peer-reviewed
CU-63 NMR-STUDY OF HEAVILY-DOPED SUPERCONDUCTOR TLSR2CACU2O7-GAMMA
GQ ZHENG; K MAGISHI; Y KITAOKA; K ASAYAMA; T KONDO; Y SHIMAKAWA; T MANAKO; Y KUBO
PHYSICA B-CONDENSED MATTER, May 1993, Peer-reviewed
SUPERCONDUCTIVITY OF FULLERENES DOPED WITH BINARY ALKALI-METALS
K TANIGAKI; HIROSAWA, I; Y SHIMAKAWA; TW EBBESEN; J MIZUKI; Y KUBO; JS TSAI; S KUROSHIMA
SYNTHETIC METALS, Apr. 1993, Peer-reviewed
ESR STUDIES OF K-DOPED C60
M KOSAKA; K TANIGAKI; HIROSAWA, I; Y SHIMAKAWA; S KUROSHIMA; TW EBBESEN; J MIZUKI; Y KUBO
CHEMICAL PHYSICS LETTERS, Feb. 1993, Peer-reviewed
CHEMICAL AND STRUCTURAL STUDY OF TETRAGONAL AND ORTHORHOMBIC TL2BA2CUO6
Y SHIMAKAWA
PHYSICA C, Jan. 1993, Peer-reviewed
NEUTRON-DIFFRACTION STUDY OF TL2BA2CUO6+Y UNDER HIGH-PRESSURE
H TAKAHASHI; JD JORGENSEN; BA HUNTER; RL HITTERMAN; S PEI; F IZUMI; Y SHIMAKAWA; Y KUBO; T MANAKO
JAPANESE JOURNAL OF APPLIED PHYSICS, VOL 32, SUPPLEMENT 32-1, 1993, Peer-reviewed
SUPERCONDUCTIVITY AND STRUCTURAL ASPECTS OF TL2BA2CUO6+DELTA AND TLSR2CACU2O7-DELTA
Y SHIMAKAWA; Y KUBO; T MANAKO; T KONDO
NEC RESEARCH & DEVELOPMENT, Jan. 1993, Peer-reviewed
DOPANT ISOTOPE EFFECT ON SUPERCONDUCTIVITY IN RB3C60
TW EBBESEN; JS TSAI; K TANIGAKI; H HIURA; Y SHIMAKAWA; Y KUBO; HIROSAWA, I; J MIZUKI
PHYSICA C, Dec. 1992, Peer-reviewed
Low-temperature crystal structures of Tl2Ba2CuO6+δ and TlSr2CaCu2O7-δ
Yuichi Shimakawa
Physica C: Superconductivity and its applications, 15 Nov. 1992, Peer-reviewed
TRANSPORT AND STRUCTURAL STUDY OF TL2BA2CUO6+DELTA SINGLE-CRYSTALS PREPARED BY THE KCL FLUX METHOD
T MANAKO; Y KUBO; Y SHIMAKAWA
PHYSICAL REVIEW B, Nov. 1992, Peer-reviewed
SITE SELECTIVE BEHAVIOR OF ALKALI-METALS IN BINARY DOPED C-60
HIROSAWA, I; K TANIGAKI; J MIZUKI; TW EBBESEN; Y SHIMAKAWA; Y KUBO; S KUROSHIMA
SOLID STATE COMMUNICATIONS, Jun. 1992, Peer-reviewed
PRESSURE-INDUCED STRUCTURAL-CHANGES AND CHARGE-TRANSFER IN TL2BA2CUO6+Z
F IZUMI; JD JORGENSEN; Y SHIMAKAWA; Y KUBO; T MANAKO; SY PEI; T MATSUMOTO; RL HITTERMAN; Y KANKE
PHYSICA C, Apr. 1992, Peer-reviewed
SUPERCONDUCTIVITY IN SODIUM-CONTAINING AND LITHIUM-CONTAINING ALKALI-METAL FULLERIDES
K TANIGAKI; HIROSAWA, I; TW EBBESEN; J MIZUKI; Y SHIMAKAWA; Y KUBO; JS TSAI; S KUROSHIMA
NATURE, Apr. 1992, Peer-reviewed
SUPERCONDUCTOR-TO-METAL TRANSITION CAUSED BY OXYGEN NONSTOICHIOMETRY IN TLSR2CACU2O7-DELTA HAVING A CU-O PYRAMIDAL LAYER
Y KUBO; T KONDO; Y SHIMAKAWA; T MANAKO; H IGARASHI
PHYSICAL REVIEW B, Mar. 1992, Peer-reviewed
ISOTOPE EFFECT ON SUPERCONDUCTIVITY IN RB3C60
TW EBBESEN; JS TSAI; K TANIGAKI; J TABUCHI; Y SHIMAKAWA; Y KUBO; HIROSAWA, I; J MIZUKI
NATURE, Feb. 1992, Peer-reviewed
ANOMALOUS BEHAVIOR OF THE PRESSURE-DEPENDENCE OF LATTICE-CONSTANTS IN TL2BA2CUO6+X
H TAKAHASHI; JD JORGENSEN; BA HUNTER; RL HITTERMAN; SY PEI; F IZUMI; Y SHIMAKAWA; Y KUBO; T MANAKO
PHYSICA C, Feb. 1992, Peer-reviewed
TETRAGONAL AND ORTHORHOMBIC STRUCTURES IN TL2BA2CUO6
Y SHIMAKAWA; Y KUBO; T MANAKO; H IGARASHI
PHYSICA C, Dec. 1991, Peer-reviewed
OXYGEN AND CATION NONSTOICHIOMETRY IN TL-BASED SUPERCONDUCTORS
Y SHIMAKAWA; Y KUBO; T MANAKO; H IGARASHI; F IZUMI; H ASANO
SOLID STATE IONICS, Dec. 1991, Peer-reviewed
ANISOTROPY OF KNIGHT-SHIFT AND T1 IN T12BA2CUO6+Y
K FUJIWARA; Y KITAOKA; K ASAYAMA; Y SHIMAKAWA; T MANAKO; Y KUBO
PHYSICA C, Dec. 1991, Peer-reviewed
OXYGEN NONSTOICHIOMETRY AND TC-VARIATION IN TLSR2(CA1-XLUX)CU2OY (X=0-1.0)
T KONDO; Y KUBO; Y SHIMAKAWA; T MANAKO; H IGARASHI
PHYSICA C, Dec. 1991, Peer-reviewed
NMR AND NQR STUDIES OF SUPERCONDUCTIVITY IN HEAVILY DOPED TL2BA2CUO6+Y WITH A SINGLE CUO2 PLANE
K FUJIWARA; Y KITAOKA; K ISHIDA; K ASAYAMA; Y SHIMAKAWA; T MANAKO; Y KUBO
PHYSICA C, Dec. 1991, Peer-reviewed
SYNTHESIS AND PHYSICAL-PROPERTIES OF TL2BA2CUO6+DELTA SINGLE-CRYSTAL
T MANAKO; Y SHIMAKAWA; Y KUBO; H IGARASHI
PHYSICA C, Dec. 1991, Peer-reviewed
Single crystal study of Tl2Ba2CuO6+δ
T. Manako; Y. Shimakawa; Y. Kubo; H. Igarashi
Physica C: Superconductivity and its applications, 01 Dec. 1991, Peer-reviewed
TRANSPORT AND MAGNETIC-PROPERTIES OF OVERDOPED TL2BA2CUO6-DELTA AND TLSR2CACU2O7-DELTA
Y KUBO; Y SHIMAKAWA; T MANAKO; T KONDO; H IGARASHI
PHYSICA C, Dec. 1991, Peer-reviewed
TEMPERATURE-DEPENDENCE OF THE STRUCTURE OF TL2BA2CUO6+DELTA - A NEUTRON POWDER DIFFRACTION STUDY
T KAMIYAMA; F IZUMI; H ASANO; Y SHIMAKAWA; Y KUBO; T MANAKO; H IGARASHI
PHYSICA C, Dec. 1991, Peer-reviewed
NQR STUDY OF HIGH-TC SUPERCONDUCTOR TLSR2CACU2O7-DELTA
GQ ZHENG; Y KITAOKA; K ASAYAMA; T KONDO; Y SHIMAKAWA; T MANAKO; Y KUBO
PHYSICA C, Dec. 1991, Peer-reviewed
OXYGEN NONSTOICHIOMETRY AND METAL SUBSTITUTION IN TISR2CACU2O7-Z
F IZUMI; T KONDO; Y SHIMAKAWA; T MANAKO; Y KUBO; H IGARASHI; H ASANO
PHYSICA C, Dec. 1991, Peer-reviewed
CORRELATION BETWEEN THE PRESSURE-INDUCED CHANGES IN THE HALL-COEFFICIENT AND TC IN SUPERCONDUCTING CUPRATES
C MURAYAMA; Y IYE; T ENOMOTO; N MORI; Y YAMADA; T MATSUMOTO; Y KUBO; Y SHIMAKAWA; T MANAKO
PHYSICA C, Nov. 1991, Peer-reviewed
SPIN DYNAMICS IN HEAVILY-DOPED HIGH-TC SUPERCONDUCTORS TL2BA2CUO6+Y WITH A SINGLE CUO2 LAYER STUDIED BY CU-63 AND TL-205 NMR
Y KITAOKA; K FUJIWARA; K ISHIDA; K ASAYAMA; Y SHIMAKAWA; T MANAKO; Y KUBO
PHYSICA C, Aug. 1991, Peer-reviewed
TRANSPORT AND MAGNETIC-PROPERTIES OF TL2BA2CUO6+DELTA SHOWING A DELTA-DEPENDENT GRADUAL TRANSITION FROM AN 85-K SUPERCONDUCTOR TO A NONSUPERCONDUCTING METAL
Y KUBO; Y SHIMAKAWA; T MANAKO; H IGARASHI
PHYSICAL REVIEW B, Apr. 1991, Peer-reviewed
OXYGEN CONTENTS, CRYSTAL-STRUCTURES AND PHYSICAL-PROPERTIES OF TL2BA2CUO6+DELTA
Y KUBO; Y SHIMAKAWA; T MANAKO; H IGARASHI; F IZUMI; H ASANO
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008
23pQE-4 Microwave Response of underdoped high-T_c superconductor Ca_<2-x>CuO_2CI_2
Ikada K.; Hashimoto K.; Kato T.; Shibauchi T.; Matsuda Y.; Yamada I.; Azuma M.; Shimakawa Y.; Takano M.
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008
23pQF-4 Various charge states in perovskite BiNiO_3
Azuma M.; Smimova Olga; Shimakawa Y.; Watanuki T.; Kawana D.; Machida A.; Chen Wei-tin; Attfield J. Paul; Tucker Mathew G.
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008
20pQG-6 Synthesis and structural phase transition of the infinite-layer iron oxide Sr_<1-x>Ba_xFeO_2
Yamamoto T.; Saito T.; Kageyama H.; Hayashi N.; Takano M.; Tassel Cedric; Tsujimoto Y.; Shimakawa Y.; Yoshimura K.
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008
22pVE-8 Pressure dependences of tetragonal-cubic transition temperatures of PbTiO_3-type perovskites PbVO_3 and BiCoO_3 with large tetragonal distortions
Oka K.; Azuma M.; Saito T.; Nishimura K.; SMIRNOVA Olga; Shimakawa Y.
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008
20aQA-10 High-Field Study on Single Crystals of Multiferroic BiFeO_3
Tokunaga M.; Katakura I.; Azuma M.; Shimakawa Y.
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008
21aQF-2 Determination of magnetic coupling between Cu and M=Fe and Mn in A-site ordered Perovskites by X-ray Magnetic Circular Dichroism
Mizumaki M.; Saitoh T.; Azuma M.; Yamada I.; Shimakawa Y.
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008
21aQF-4 On the ferromagnetic-antiferromagnetic phase boundary in CaCu_3(Ge,Ti,Sn)_4O_<12>
Saito Takashi; Shiraki Hiroshi; Shimakawa Yuichi
Meeting abstracts of the Physical Society of Japan, 25 Aug. 2008
28a-PS-65 Magnetotransport Properties on Pyrochlore Manganese Oxide Tl_2Mn_2O_7
Imai H.; Shimakawa Y.; Kubo Y.
Meeting abstracts of the Physical Society of Japan, 15 Mar. 1999
Underdoped, optimally doped, and overdoped superconductors in TlSr_2(R_<1-x>Ca_x)Cu_2O_<7-δ>(R=Lu or Tl)
Journal of Physics: Conference Series, 2013, Peer-reviewed
Erratum: Polarization rotation in the monoclinic perovskite BiCo 1-xFe xO 3 (Angewandte Chemie - International Edition (2012) 51 DOI: 10.1002/anie.201202644)
Matrials Research Society, Fall Meeting ,Boston, USA, 02 Dec. 2004, Peer-reviewed
Crystal and Electronic Structures, Physical Properties, and Material Degradations of Ferroelectric Oxides Used for FeRaMs
Shimakawa Y
4th International Conference on Inorganic Materials ,Kyoto, Japan, 19 Sep. 2004, Peer-reviewed
Electrical properties of the La0.8Sr0.2MnO 3 thin films on SrTiO3 substrate by an excimer laser metal organic deposition (ELMOD) process at low temperature
T. Tsuchiya; T. Yoshitake; Y. Shimakawa; I. Yamaguchi; T. Manabe; T. Kumagai; Y. Kubo; S. Mizuta
Materials Research Society Symposium Proceedings, 2004, Peer-reviewed
A variable-emittance radiator based on a metal-insulator transition of (La,Sr)MnO3
Y Shimakawa; T Yoshitake; Y Kubo; T Machida; K Shinagawa; A Okamot; Y Nakamura; A Ochi; S Tachikawa; A Ohnishi
SOLID-STATE CHEMISTRY OF INORGANIC MATERIALS IV, 2003, Peer-reviewed
Smart radiation device based on a perovskite manganese oxide
S Tachikawa; K Shimazaki; A Ohnishi; H Hirosawa; Y Shimakawa; A Ochi; A Okamoto; Y Nakamura
PROCEEDINGS OF THE 9TH INTERNATIONAL SYMPOSIUM ON MATERIALS IN A SPACE ENVIRONMENT, 2003, Peer-reviewed
A variable-emittance radiator based on a metal-insulator transition of (La,Sr)MnO3
Y Shimakawa; T Yoshitake; Y Kubo; T Machida; K Shinagawa; A Okamot; Y Nakamura; A Ochi; S Tachikawa; A Ohnishi
SOLID-STATE CHEMISTRY OF INORGANIC MATERIALS IV, 2003, Peer-reviewed
Optical spectra and metal-insulator transition of BaVS3
太白 智子; 岡村 英一; 難波 孝夫; 今井 英人; 島川 祐一; 久保 佳実
Meeting abstracts of the Physical Society of Japan, 13 Aug. 2002
Electron-density distribution of ferroelectric SrBi2Nb2O9
shimakawa Y; Imai H; Kimura H; Kimura S; Kubo Y; Nishibori E; Takata M; Sakata M; Kato K
Meeting abstracts of the Physical Society of Japan, 13 Aug. 2002
24aYJ-8 Thermoelectric properties of layered-structure-materials TiS_2
Imai H.; Shimakawa Y.; Manako T.; Kubo Y.
Meeting abstracts of the Physical Society of Japan, 01 Mar. 2002
Orbital hybridization and covalency in paraelectric and ferroelectric (formula presented)
Y. Shimakawa; H. Imai; H. Kimura; S. Kimura; Y. Kubo; E. Nishibori; M. Takata; M. Sakata; K. Kato; Z. Hiroi
Physical Review B - Condensed Matter and Materials Physics, 01 Jan. 2002
Infrared magnetic circular dichroism of the colossal magnetoresistive pyrochlore Tl_2Mn_2O_2 II
Crystal and Magnetic Structures of Cation Ordered Perovskites with Unusual High Valence Iron
Yuichi Shimakawa
Rare Earth 2016, 07 Jun. 2016, Invited
Unusual A-site magnetism in cation ordered transition-metal oxides studied comprehensively by experiments and theoretical calculations
Yuichi Shimakawa
ICCMSE 2016 Computational Chemistry (CC) Symposium, 18 Mar. 2016, Invited
Control of properties by cation order in transition-metal oxides
Yuichi Shimakawa
The 5th International Conference on MEXT Project of Integrated Research on Chemical Synthesis "Chemical Science for Future Societies", 19 Jan. 2016, Invited
Novel functional oxides with ordered perovskite structures synthesized by high-pressure technique
Yuichi Shimakawa
E-MRS Fall meeting, 18 Sep. 2015, Invited
高い磁気転移温度を持つハーフメタル新材料の合成:カチオン秩序による磁気構造制御
SPring-8シンポジウム, 14 Sep. 2015, 福岡市, Invited
Ligand hole localization in perovskite-structure oxides with unusual high valence Fe
Solid-state chemistry of transition-metal oxide thin films
XXI International Materials Research Congress, 15 Aug. 2012, Cancun, Mexico
新規機能性酸化物の創製と構造・物性評価に関する研究
日本化学会第92春季年会, 26 Mar. 2012, 横浜市, Invited
Overview of research activity at ICR, Kyoto University
Japan-UK-Taiwan meeting "Synthesis and Properties of New Functional Materials, 12 Jan. 2012, Kyoto, Japan
Charge Transfer and Charge Disproportionation of Unusuallly High-Oxidation States of Fe in Oxides
UK-Japan Meeting 2012 in Tokyo, 09 Jan. 2012, Tokyo, Japan
Synthesis of New Transition-metal Oxide Materials
The 1st Annual World Congress of Nano-S&T, 23 Oct. 2011, Dalian, China
A-site ordered perovskite-structure oxides with functional properties
XXII Congress and General Assembly International Union of Crystallography, 28 Aug. 2011, Madrid, Spain
New perovskite-structure oxides containing Fe with unusually oxidation states and unusual oxygen coordinations
10th International Conference on Materials Chemistry (MC10), 06 Jul. 2011, Manchester, UK
New Perovskite-Structure Oxides Containing Fe with Unusual Oxidation States and Oxygen Coordination
Annual AMRI Mardi Gras Review and Symposium, 04 Mar. 2011, New Orleans, USA
Overview of Kyoto activities
Strategic UK-Japan Cooperative Programme "Functional Oxide Materials Discovery using Extreme Conditions" Project Meeting, "Synthesis and Properties of New Electronic Materials", 23 Feb. 2011, Dryburgh, UK
New Functional Transition-Metal Oxides
The 1st International Conference on MEXT Project of Integrated Research on Chemical Synthesis "Advanced Chemical Methodology for Creating Materials, 24 Jan. 2011, Sapporo, Japan
Oxidation and reduction of oxide thin films
PacifiChem 2010, 18 Dec. 2010, Honolulu, USA
Advanced solid state chemistry for new functional oxide materials
1st Chiang Mai-Kyoto Symposium on Materials Science and Technology, 03 Dec. 2010, Chiang Mai, Thai
Material science gives some solutions for problems we face: New materials with new functions
3rd International Congress on Ceramics, 16 Nov. 2010, Osaka, Japan
New perovskite-type structure oxides: High-pressure synthesized bulks and epitaxially grown thin films
Gordon Research Conferences, Solid State Chemistry, 02 Sep. 2009, Oxford, UK
Structural and dielectric properties of layered-structure oxide thin films
12th International Meeting on Ferroelectricity and 18th IEEE International Symposium on Applications of Ferroelectrics (IMF-ISAF-2009), 26 Aug. 2009, Xi'an, China
ペロブスカイト型酸化物の構造・電子状態の制御とその機能・物性探究
日本化学会第89春季年会, 27 Mar. 2009, 船橋市, Invited
Advanced inorganic synthesis for new functional oxide materials
NTHU-KU Materials Forum 2008, 04 Oct. 2008, Taipei, Taiwan
Complex ordered perovskites with intriguing physical properties
2nd UK-Japan workshop on advanced materials, 11 Dec. 2007, Edinburgh, UK
Multiferroic Bi2NiMnO6 with a Double-Perovskite Structure: High-Pressure Synthesized Bulk and Epitaxially Grown Thin Films
Matrials Research Society, Fall Meeting, 27 Nov. 2007, Boston, USA
New multi-ferroic compound Bi2NiMnO6
7th Pacific Rim Conference, 13 Nov. 2007, Shanghai, China
Half-metallic transition-metal oxides
日本応用磁気学会学術講演会, 13 Sep. 2007, 東京, Invited
Structural Study on Tl-containing Transition-Metal Oxides: Collaboration Between US and Japan
Symposium on "Opportunities in Neutron Powder Diffraction", 09 Dec. 2006, Argonne, USA
Transition-Metal Oxides with Spin-Polarized Conduction Carriers: Materials and Their Applications
Kyoto Conference on Solid State Chemistry, 17 Nov. 2006, Kyoto, Japan
Blue luminescence from electron-doped conductive SrTiO3
China-Japan-Korea Joint Symposium on New rare Earth-Related Materials, 09 Jul. 2006, Changchun, China
CMR oxides and their applications & New ferroelectric and multi-ferroic oxides with perovskite-type structures
International Symposium on Recent Developements in Metal Oxides and Related Materials, 09 Jan. 2006, Bangalore, India
New Ferroelectric and Multi-Ferroic Oxides with Perovskite-Type Structures
RS-J Meeting, 11 Dec. 2005, Tokyo, Japan
New ferromagnetic ferroelectric Bi2NiMnO6 compound with double-perovskite structure
12th US-Japan Seminar on Dielectric and Piezoelectric Ceramics, 08 Nov. 2005, Annapolis, USA