-:大阪大学 助手

1982年

材料開発における結晶格子欠陥とその応用（分担)

アイピーシー  2002年 

酸化物エレクトロニクス（分担）アドバンストエレクトロニクスシリーズ

培風館  2001年 

Role phonon Assisted Electronic Excitation in the Oxide Superconductors

Splinger Verlag  1992年 

Role phonon Assisted Electronic Excitation in the Oxide Superconductors

Splinger Verlag  1992年 

Role of Ion-Oscillations and Electronic Excitaion for the Pairing Interaction in the Oxide Superconductors

Elsevier Science Publishers  1991年 

Role of Ion-Oscillations and Electronic Excitaion for the Pairing Interaction in the Oxide Superconductors

Elsevier Science Publishers  1991年 

Ferroelectricity triggered in the quantum paraelectric AgTaO3 by Li-substitution

Hwee Ping Soon, Hiroki Taniguchi, Mitsuru Itoh

APPLIED PHYSICS LETTERS   95 ( 24 )   242904   2009年12月

Relaxor Pb(Mg1/3Nb2/3)O-3: A Ferroelectric with Multiple Inhomogeneities

Desheng Fu, Hiroki Taniguchi, Mitsuru Itoh, Shin-ya Koshihara, N. Yamamoto, Shigeo Mori

PHYSICAL REVIEW LETTERS   103 ( 20 )   207601 1-4   2009年11月

Dielectric, ferroelectric, and piezoelectric behaviors of AgNbO3-KNbO3 solid solution

Desheng Fu, Mitsuru Itoh, Shin-ya Koshihara

JOURNAL OF APPLIED PHYSICS   106 ( 10 )   104104   2009年11月

Low-Driving-Voltage Electroluminescence in Perovskite Films

Hiroshi Takashima, Kohei Shimada, Noboru Miura, Tetsuhiro Katsumata, Yoshiyuki Inaguma, Kazushige Ueda, Mitsuru Itoh

ADVANCED MATERIALS   21 ( 36 )   3699 - +   2009年9月

Universality in phase diagram of (K, Na)NbO3-MTiO3 solid solutions

Ruiping Wang, Hiroshi Bando, Mitsuru Itoh

APPLIED PHYSICS LETTERS   95 ( 9 )   092905   2009年8月

Tuning the orthorhombic-rhombohedral phase transition temperature in sodium potassium niobate by incorporating barium zirconate

Ruiping Wang, Hiroshi Bando, Tetsuhiro Katsumata, Yoshiyuki Inaguma, Hiroki Taniguchi, Mitsuru Itoh

PHYSICA STATUS SOLIDI-RAPID RESEARCH LETTERS   3 ( 5 )   142 - 144   2009年7月

Ultrasonic Propagation of a Metallic Domain in Pr0.5Ca0.5CoO3 Undergoing a Photoinduced Insulator-Metal Transition

Y. Okimoto, X. Peng, M. Tamura, T. Morita, K. Onda, T. Ishikawa, S. Koshihara, N. Todoroki, T. Kyomen, M. Itoh

PHYSICAL REVIEW LETTERS   103 ( 2 )   027402 1-4   2009年7月

Lattice distortion under an electric field in BaTiO3 piezoelectric single crystal

Ryoko Tazaki, Desheng Fu, Mitsuru Itoh, Masahiro Daimon, Shin-ya Koshihara

JOURNAL OF PHYSICS-CONDENSED MATTER   21 ( 21 )   215903 1-4   2009年5月

NMR study of the quasi-one-dimensional compound BaCo2V2O8

C. N. Kuo, C. S. Lue, Zhangzhen He, Mitsuru Itoh

SOLID STATE COMMUNICATIONS   149 ( 9-10 )   341 - 344   2009年3月

Comprehensive Structural Study of Glassy and Metastable Crystalline BaTi2O5

Jianding Yu, Shinji Kohara, Keiji Itoh, Shunsuke Nozawa, Satoru Miyoshi, Yasutomo Arai, Atsunobu Masuno, Hiroki Taniguchi, Mitsuru Itoh, Masaki Takata, Toshiharu Fukunaga, Shin-ya Koshihara, Yoshihiro Kuroiwa, Shinichi Yoda

CHEMISTRY OF MATERIALS   21 ( 2 )   259 - 263   2009年1月

Photoinduced insulator-metal transition in Pr0.5Ca 0.5CoO3 as studied by femtosecond spectroscopy

Yoichi Okimoto, Xianzhou Peng, Mieko Tamura, Takaaki Morita, Ken Onda, Tadahiko Ishikawa, Shin-Ya Koshihara, Naoyuki Todoroki, Toru Kyomen, Mitsuru Itoh

Journal of Physics: Conference Series   148   012019 1-4   2009年

Low-Electric-Field-Driving Electroluminescence in ((Ca0.6Sr0.4)0.997Pr0.002)TiO3 and SrTiO3 Perovskite Films

H. Takashima, N. Miura, Y. Inaguma, K. Ueda, M. Itoh

Proceedings of the 16th International Display Workshops (IDW 2009)   1017 - 1019   2009年

Synthesis and Magnetic Properties of Ba2Mn2Si2O9: the First Example of S=2 Spin-Dimer with Spin-Singlet Ground

Zhangzhen He, Myung-Hwan Wangbo, Yutaka Ueda, Yasuo Narumi, Koichi Kindo, Tomoyasu Taniyama, Mitsuru Itoh, Wendan Cheng

CHEMISTRY-AN ASIAN JOURNAL   4 ( 10 )   1530 - 1535   2009年

Fabrication and Characterization of Niobate Piezoelectric Ceramics with Sintering Aids

Ruiping Wang, Souichi Shibusawa, Noboru Miura, Hiroshi Bando, Mitsuru Itoh

FERROELECTRICS   385   141 - 148   2009年

Single Step Synthesis of Magnesium Ferrite Nanocrystallites and Some of Its Characteristics

Aye Aye Thant, Srimala Sreekantan, Pho Kaung, Mitsuru Itoh, Radzali Othman, Ahmad Fauzi M. N

International Journal of Nanoscience   8 ( 1/02 )   87 - 91   2009年

Soft-mode Dynamics in the Ferroelectric Phase Transition of Quantum Paraelectric SrTiO3

Toshirou Yagi, Masaki Takesada, Hiroki Taniguchi, Mitsuru Itoh

Ferroelectrics   379   168 - 176   2009年

Dielectric Properties of La Doped-Hexagonal BaTiO3 Single Crystal Grown by FZ Method

Hidesada Natsui, Jianding Yu, Atsunobu Masuno, Mitsuru Itoh, Osamu Odawara, Shinichi Yoda

FERROELECTRICS   378   195 - 199   2009年

Low temperature magnetism of the S 1/2 quasi one-dimensional Ising-like anitiferromagnet BaCo2V2O8

S. Kimura, T. Takeuchi, M. Hagiwara, K. Okunishi, Z. He, T. Taniyama, M. Itoh

Journal of Physics: Conference Series   150 ( 4 )   042090 1-4   2009年

Photoinduced Insulator-Metal Transition in Pr0.5Ca0.5CoO3 as Studied by Femtosecond Spectroscopy

Yoichi Okimoto, Xianzhou Peng, Mieko Tamura, Takaaki Morita, Ken Onda, Tadahiko Ishikawa, Shin-ya Koshihara, Naoyuki Todoroki, Toru Kyomen, Mitsuru Itoh

Journal of Physics: Conference Series   148   012019 1-4   2009年

Low-Electric-Field-Driving Electroluminescence in ((Ca0.6Sr0.4)0.997Pr0.002)TiO3 and SrTiO3 Perovskite Films

H. Takashima, N. Miura, Y. Inaguma, K. Ueda, M. Itoh

Proceedings of the 16th International Display Workshops (IDW 2009)   1017 - 1019   2009年

Dielectric, ferroelectric, and piezoelectric behaviors of AgNbO3 - KNbO3 solid solution

Desheng Fu, Mitsuru Itoh, Shin-Ya Koshihara

Journal of Applied Physics   106 ( 10 )   104104   2009年

Universality in phase diagram of (K,Na) NbO3-MTiO3 solid solutions

Ruiping Wang, Hiroshi Bando, Mitsuru Itoh

Applied Physics Letters   95 ( 9 )   092905   2009年

Single Step Synthesis of Magnesium Ferrite Nanocrystallites and Some of Its Characteristics

Aye Aye Thant, Srimala Sreekantan, Pho Kaung, Mitsuru Itoh, Radzali Othman, Ahmad Fauzi M. N

International Journal of Nanoscience   8 ( 1/02 )   87 - 91   2009年

Soft-mode Dynamics in the Ferroelectric Phase Transition of Quantum Paraelectric SrTiO3

Toshirou Yagi, Masaki Takesada, Hiroki Taniguchi, Mitsuru Itoh

Ferroelectrics   379   168 - 176   2009年

Low Temperature Magnetism of the S = 1/2 Quasi One-dimensional Ising-like Antiferromagnet BaCo2V2O8

S. Kimura, T. Takeuchi, M. Hagiwara, K. Okunishi, Z. He, T. Taniyama, M. Itoh

Journal of Physics: Conference Series   150   042090 1-4   2009年

Enhanced piezoelectricity around the tetragonal/orthorhombic morphotropic phase boundary in (Na,K)NbO3-ATiO(3) solid solutions

R. Wang, R.-J. Xie, K. Hanada, K. Matsusaki, H. Kawanaka, H. Bando, T. Sekiya, M. Itoh

JOURNAL OF ELECTROCERAMICS   21 ( 1-4 )   263 - 266   2008年12月

Positive and Negative Magnetodielectric Effects in A-Site Ordered (BiMn3)Mn4O12 Perovskite

Naoki Imamura, Maarit Karppinen, Teruki Motohashi, Desheng Fu, Mitsuru Itoh, Hisao Yamauchi

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY   130 ( 45 )   14948 - +   2008年11月

Direct observation of the soft mode in the paraelectric phase of PbTiO(3) by confocal micro-Raman scattering

Hwee Ping Soon, Hiroki Taniguchi, Yasuhiro Fujii, Mitsuru Itoh, Makoto Tachibana

PHYSICAL REVIEW B   78 ( 17 )   172103   2008年11月

Longitudinal Spin Density Wave Order in a Quasi-1D Ising-like Quantum Antiferromagnet

S. Kimura, M. Matsuda, T. Masuda, S. Hondo, K. Kaneko, N. Metoki, M. Hagiwara, T. Takeuchi, K. Okunishi, Z. He, K. Kindo, T. Taniyama, M. Itoh

PHYSICAL REVIEW LETTERS   101 ( 20 )   207201 1-4   2008年11月

(17)O and (93)Nb NMR investigation of magnetoelectric effect in Pb(Fe(1/2)Nb(1/2))O(3)

Robert Blinc, Valentin V. Laguta, Bostjan Zalar, Blaz Zupancic, Mitsuru Itoh

JOURNAL OF APPLIED PHYSICS   104 ( 8 )   084105   2008年10月

Growth of La1-xSrxCoO3+δ Single Crystals from KOH Melt and Their Magnetocrystalline Anisotropy

Toru Kyomen, Yohei Murachi, Mitsuru Itoh, Minoru Hanaya

Chemistry of Materials   20 ( 15 )   5114 - 5118   2008年8月

Structure and dielectric properties of high-pressure perovskite-type oxyfluorides xKTiO(2)F-(1-x)BaTiO3

Tetsuhiro Katsumata, Hiroshi Umemoto, Yoshiyuki Inaguma, Desheng Fu, Mitsuru Itoh

JOURNAL OF APPLIED PHYSICS   104 ( 4 )   044101   2008年8月

Martensitic-like transition in Mn2V2O7 single crystals

Zhangzhen He, Yutaka Ueda, Mitsuru Itoh

SOLID STATE COMMUNICATIONS   147 ( 3-4 )   138 - 140   2008年7月

Magnon-mediated thermal conductivity in the dimerized spin-gap compound BaCu(2)V(2)O(8)

C. S. Lue, C. N. Kuo, D. S. Tasi, Y. K. Kuo, Zhangzhen He, Mitsuru Itoh

PHYSICAL REVIEW B   78 ( 1 )   012406   2008年7月

Crystal growth and piezoelectricity of BaTiO3-CaTiO3 solid solution

Desheng Fu, Mitsuru Itoh, Shin-ya Koshihara

APPLIED PHYSICS LETTERS   93 ( 1 )   012904   2008年7月

Anomalous phase diagram of ferroelectric (Ba,Ca)TiO(3) single crystals with giant electromechanical response

Desheng Fu, Mitsuru Itoh, Shin-ya Koshihara, Taichi Kosugi, Shinji Tsuneyuki

PHYSICAL REVIEW LETTERS   100 ( 22 )   227601 1-4   2008年6月

Ferroelectric phase transition of Cd(2)Nb(2)O(7) studied by Raman scattering

Hiroki Taniguchi, Takao Shimizu, Hitoshi Kawaji, Tooru Atake, Mitsuru Itoh, Makoto Tachibana

PHYSICAL REVIEW B   77 ( 22 )   224104   2008年6月

Piezoelectric properties of lithium modified silver niobate perovskite single crystals

Desheng Fu, Makoto Endo, Hiroki Taniguchi, Tomoyasu Taniyama, Shin-ya Koshihara, Mitsuru Itoh

APPLIED PHYSICS LETTERS   92 ( 17 )   172905   2008年4月

Optically spin oriented electron transmission across fully epitaxial Fe(3)O(4)/GaAs(001) interfaces

T. Taniyama, T. Mori, K. Watanabe, E. Wada, M. Itoh, H. Yanagihara

JOURNAL OF APPLIED PHYSICS   103 ( 7 )   07D705 1-4   2008年4月

Crossover of electron transmission mechanism and spin filtering effect at Fe/GaAs(001) interfaces

E. Wada, M. Itoh, T. Taniyama

JOURNAL OF APPLIED PHYSICS   103 ( 7 )   07A702 1-3   2008年4月

High temperature ferromagnetism in single crystalline dilute Fe-doped BaTi O3

Sugata Ray, Priya Mahadevan, Suman Mandal, S. R. Krishnakumar, Carlos Seiti Kuroda, T. Sasaki, Tomoyasu Taniyama, Mitsuru Itoh

Physical Review B - Condensed Matter and Materials Physics   77 ( 10 )   104416   2008年3月

Origin of giant dielectric response in nonferroelectric CaCu3Ti4O12: Inhomogeneous conduction nature probed by atomic force microscopy

Desheng Fu, Hiroki Taniguchi, Tomoyasu Taniyama, Mitsuru Itoh, Shin-ya Koshihara

CHEMISTRY OF MATERIALS   20 ( 5 )   1694 - 1698   2008年3月

Reply to Comment on “Origin of Giant Dielectric Response in Nonferroelectric CaCu3Ti4O12: Inhomogeneous Conduction Nature Probed by Atomic Force Microscopy”

Desheng Fu, Hiroki Taniguchi, Tomoyasu Taniyama, Mitsuru Itoh, Shin-ya Koshihara

Chemistry of Materials   20 ( 5 )   1694 - 1698   2008年3月

(17)O quadrupole coupling and the origin of ferroelectricity in isotopically enriched BaTiO(3) and SrTiO(3)

R. Blinc, V. V. Laguta, B. Zalar, M. Itoh, H. Krakauer

JOURNAL OF PHYSICS-CONDENSED MATTER   20 ( 8 )   085204 1-6   2008年2月

Successive crystallization of ferroelectric-based BaTi2O5 bulk glass studied by Raman scattering

Hiroki Taniguchi, Jianding Yu, Yasutomo Arai, Desheng Fu, Toshirou Yagi, Mitsuru Itoh

MATERIALS SCIENCE AND ENGINEERING B-ADVANCED FUNCTIONAL SOLID-STATE MATERIALS   148 ( 1-3 )   48 - 52   2008年2月

Dielectric properties of SrTiO3 thin film prepared in a mixture of O-18(2) and O-16(2) gas

B. Prijamboedi, H. Takashima, R. Wang, A. Shoji, M. Itoh

JOURNAL OF ALLOYS AND COMPOUNDS   449 ( 1-2 )   48 - 51   2008年1月

Novel ordering of an S = 1/2 quasi one-dimensional Ising-like antiferromagnet in magnetic field

S. Kimura, T. Takeuchi, K. Okunishi, M. Hagiwara, Z. He, K. Kindo, T. Taniyama, M. Itoh

Phys. Rev. Lett.   100 ( No. )   057202 1-4   2008年

構造と化学結合が織り成すペロブスカイト型化合物の物性

伊藤 満

セラミックス   43 ( 7 )   498 - 504   2008年

Ferroelectricity in Perovskite-Type Oxides

Mitsuru Itoh, Hiroki Taniguchi

FERROELECTRICS   369   127 - 132   2008年

Dynamics of the Ferroelectric Phase Transition in 18O-exchanged SrTiO3 Studied by Raman Scattering

Hiroki Taniguchi, Toshirou Yagi, Mitsuru Itoh

FERROELECTRICS   369   3 - 9   2008年

Temperature Evolution of the Optical Phonons in Pb(Ni(1/3)Nb(2/3))O(3) Single Crystals Studied by Raman Scattering

Jun Kano, Hiroki Taniguchi, Desheng Fu, Mitsuru Itoh, Seiji Kojima

FERROELECTRICS   367   67 - 72   2008年

新規強誘電酸化物の開発

伊藤 満, 符 徳勝, 腰原伸也

化学工業   59 ( 11 )   13 - 20   2008年

巨大電気誘起歪みと量子臨界現象を示す新しい強誘電体結晶(Ba, Ca)TiO3の開発－Aサイトイオンのオフセンタリングでペロブスカイト構造の強誘電性を制御する－

符 徳勝, 伊藤 満, 腰原伸也

固体物理   43 ( 7 )   45 - 53   2008年

Thermodynamic Approach of Spin-state Excitation in LaCoO3

T. Kyomen, M. Itoh

Journal of Thermal Analysis and Calorimetry   92 ( 2 )   477 - 479   2008年

Origin of giant dielectric response in nonferroelectric CaCu3Ti4O12: inhomogeneous conduction nature probed by atomic force microscopy

D. Fu, H. Taniguchi, T. Taniyama, M. Itoh, S. Koshihara

Chem. Mater.   20 ( 5 )   1694 - 1698   2008年

Novel ordering of an S = 1/2 quasi one-dimensional Ising-like antiferromagnet in magnetic field

S. Kimura, T. Takeuchi, K. Okunishi, M. Hagiwara, Z. He, K. Kindo, T. Taniyama, M. Itoh

Phys. Rev. Lett.   100 ( No. )   057202 1-4   2008年

Growth of La1-xSrxCoO3+δ Single Crystals from KOH Melt and Their Magnetocrystalline Anisotropy

Toru Kyomen, Yohei Murachi, Mitsuru Itoh, Minoru Hanaya

Chemistry of Materials   20 ( 15 )   5114 - 5118   2008年

Crystal growth and piezoelectricity of BaTi O3 -CaTi O3 solid solution

Desheng Fu, Mitsuru Itoh, Shin-Ya Koshihara

Applied Physics Letters   93 ( 1 )   012904   2008年

Ferroelectric Phase Transition of Cd_2_Nb_2_O_7_ Studied by Raman Scattering

Hiroki Taniguchi, Takao Shimizu, Hitoshi Kawaji, Tooru Atake, Mitsuru Itoh, Makoto Tachibana

Physical Review B   77 ( 22 )   224104   2008年

Thermodynamic Approach of Spin-state Excitation in LaCoO3

T. Kyomen, M. Itoh

Journal of Thermal Analysis and Calorimetry   92 ( 2 )   477 - 479   2008年

Origin of giant dielectric response in nonferroelectric CaCu3Ti4O12: inhomogeneous conduction nature probed by atomic force microscopy

D. Fu, H. Taniguchi, T. Taniyama, M. Itoh, S. Koshihara

Chem. Mater.   20 ( 5 )   1694 - 1698   2008年

Light scattering study of the phase transition in quantum paraelectric strontium titanate

T. Yagi, M. Takesada, H. Taniguchi, M. Itoh

JOURNAL OF THE KOREAN PHYSICAL SOCIETY   51 ( 2 )   798 - 803   2007年8月

Field-induced order-disorder transition in antiferromagnetic BaCo2V2O8 driven by a softening of spinon excitation

S. Kimura, H. Yashiro, K. Okunishi, M. Hagiwara, Z. He, K. Kindo, T. Taniyama, M. Itoh

PHYSICAL REVIEW LETTERS   99 ( 8 )   087602-1-4   2007年8月

Broad doublet spectra observed in strontium titanate

Yuhji Tsujimi, Mitsuru Itoh

JOURNAL OF THE KOREAN PHYSICAL SOCIETY   51 ( 2 )   819 - 823   2007年8月

Ideal soft mode-type quantum phase transition and phase coexistence at quantum critical point in O-18-exchanged SrTiO3

Hiroki Taniguchi, Mitsuru Itoh, Toshirou Yagi

PHYSICAL REVIEW LETTERS   99 ( 1 )   017602 1-4   2007年7月

AgNbO3: A lead-free material with large polarization and electromechanical response

Desheng Fu, Makoto Endo, Hiroki Taniguchi, Tomoyasu Taniyama, Mitsuru Itoh

APPLIED PHYSICS LETTERS   90 ( 25 )   252907   2007年6月

Synthesis, structure and magnetic properties of new vanadate PbCo2V2O8

Zhangzhen He, Yutaka Ueda, Mitsuru Itoh

JOURNAL OF SOLID STATE CHEMISTRY   180 ( 5 )   1770 - 1774   2007年5月

Electrical voltage manipulation of ferromagnetic microdomain structures in a ferromagnetic/ferroelectric hybrid structure

T. Taniyama, K. Akasaka, D. Fu, M. Itoh, H. Takashima, B. Prijamboedi

JOURNAL OF APPLIED PHYSICS   101 ( 9 )   09F512 1-3   2007年5月

Ferromagnetism at the surface of a LaCoO3 single crystal observed using scanning SQUID microscopy

A. Harada, T. Taniyama, Y. Takeuchi, T. Sato, T. Kyomen, M. Itoh

PHYSICAL REVIEW B   75 ( 18 )   184426   2007年5月

Two magnetic phase transitions in quasi-one-dimensional system SrCo2V2O8

Zhangzhen He, Tomoyasu Taniyama, Mitsuru Itoh, Jun-Ichi Yamaura, Yutaka Ueda

SOLID STATE COMMUNICATIONS   141 ( 12 )   667 - 670   2007年3月

Surface ferromagnetism of LaCoO3 crystals

A. Harada, T. Taniyama, M. Itoh

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS   310 ( 2 )   2172 - 2173   2007年3月

Magnetic properties of the quasi-one-dimensional system BaMn2V2O8

Zhangzhen He, Yutaka Ueda, Mitsuru Itoh

SOLID STATE COMMUNICATIONS   141 ( 1 )   22 - 24   2007年1月

Recent topics on the light scattering study of ferroelectrics

Toshirou Yagi, Masaki Takesada, Hiroki Taniguchi, Mitsuru Itoh

FERROELECTRICS   355   3 - 12   2007年

Recent Topics on the Light Scattering Study of Ferroelectrics

Toshirou Yagi, Masaki Takesada, Hiroki Taniguchi, Mitsuru Itoh

Ferroelectrics   355   3 - 12   2007年

High carrier mobility coupled with quantum paraelectric fluctuation

T. Ishikawa, M. Kurita, S. Koshihara, M. Takesada, M. Itoh

FERROELECTRICS   346   10 - 15   2007年

Demonstration of perfect softening of the Slater-type ferroelectric mode on (SrTiO3)-O-18

M. Takesada, M. Itoh, A. Onodera, T. Yagi

FERROELECTRICS   346   20 - 24   2007年

ペロブスカイト型強磁性酸化物における磁気抵抗とエントロピー減少の関係

京免 徹, 坂本憲彦, 伊藤 満

セラミックス   42 ( 12 )   944 - 947   2007年

Ideal Soft Mode-Type Quantum Phase Transition and Phase Coexistence at Quantum Critical Point in ^18^O-Exchanged SrTiO_3_

Hiroki Taniguchi, Mitsuru Itoh, Toshirou Yagi

Physical Review Letters   99 ( 1 )   017602 1-4   2007年

Two Magnetic Phase Transitions in Quasi-One-Dimensional System SrCo_2_V_2_O_8_

Zhangzhen He Tomoyasu Taniyama Mitsuru Itoh, Jun-Ichi Yamaura, Yutaka Ueda

Solid State Communications   141 ( 12 )   667 - 670   2007年

その場観測ラマン散乱を用いた強誘電体ガラスの結晶化過程の研究

谷口博基, 伊藤満, 余野建定

New Glass,   22 ( 1 )   57 - 64   2007年

Conductive Boundary Layer in CaCu3Ti4O12 with Giant-Dielectric-Response

Desheng Fu, Yosuke Arima, Hiroki Taniguchi, Tomoyasu Taniyama, Mitsuru Itoh, Jianding Yu, Shin-Ya Koshihara

FERROELECTRICS   347   140 - 144   2007年

In situ Raman scattering study on successive crystallization of Bulk BaTi <inf>2</inf>O <inf>5</inf> glass

Hiroki Taniguchi, Jianding Yu, Yasutomo Arai, Toshirou Yagi, Desheng Fu, Mitsuru Itoh

Ferroelectrics   346   156 - 161   2007年

Broad doublet and partially softened acoustic mode in SrTiO3

Yuhji Tsujimi, Mitsuru Itoh

FERROELECTRICS   355   61 - 65   2007年

AgNbO3: A lead-free material with large polarization and electromechanical response

D. Fu, M. Endo, H. Taniguchi, T. Taniyama, M. Itoh

Appl. Phys. Lett.   90 ( 25 )   252907   2007年

Ideal Soft Mode-Type Quantum Phase Transition and Phase Coexistence at Quantum Critical Point in ^18^O-Exchanged SrTiO_3_

Hiroki Taniguchi, Mitsuru Itoh, Toshirou Yagi

Physical Review Letters   99 ( 1 )   017602 1-4   2007年

Red photoluminescence in praseodymium-doped titanate perovskite films epitaxially grown by pulsed laser deposition

Hiroshi Takashima, Kazushige Ueda, Mitsuru Itoh

APPLIED PHYSICS LETTERS   89 ( 26 )   261915 1-3   2006年12月

Crystal growth of Ni3V2O8 by flux method

Zhangzhen He, Yutaka Ueda, Mitsuru Itoh

JOURNAL OF CRYSTAL GROWTH   297 ( 1 )   1 - 3   2006年12月

Long-range antiferromagnetic ordering in Cu2NiB2O6

Zhangzhen He, Toru Kyomen, Tomoyasu Taniyama, Mitsuru Itoh

JOURNAL OF SOLID STATE CHEMISTRY   179 ( 12 )   3937 - 3941   2006年12月

A facile high-yield solvothermal route to tin phosphide Sn4P3

Kirill A. Kovnir, Yury V. Kolen'ko, Sugata Ray, Jinwang Li, Tomoaki Watanabe, Mitsuru Itoh, Masahiro Yoshimura, Andrei V. Shevelkov

JOURNAL OF SOLID STATE CHEMISTRY   179 ( 12 )   3756 - 3762   2006年12月

Direct observation of ferroelectricity in quasi-zero-dimensional barium titanate nanopartictes

Sugata Ray, Yury V. Kolen&apos;ko, Desheng Fu, Ruwan Gallage, Naonori Sakamoto, Tomoaki Watanabe, Masahiro Yoshimura, Mitsuru Itoh

SMALL   2 ( 12 )   1427 - 1431   2006年12月

Magnetic behavior and structural feature of quasi-one-dimensional BaCu(2)V2O(8) crystal

Zhangzhen He, Tomoyasu Taniyama, Mitsuru Itoh

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS   306 ( 2 )   277 - 280   2006年11月

Raman spectra of the ferroelectric phase of (SrTiO3)-O-18: Symmetry and domains below T-c and the origin of the phase transition

Takeshi Shigenari, Kohji Abe, Tomohiko Takemoto, Osamu Sanaka, Takashi Akaike, Yoshihide Sakai, Ruiping Wang, Mitsuru Itoh

PHYSICAL REVIEW B   74 ( 17 )   174121 1-19   2006年11月

Structural investigations of migration pathways in lithium ion-conducting La2/3-xLi3xTiO3 perovskites

Yoshiyuki Inaguma, Tetsuhiro Katsumata, Mitsuru Itoh, Yukio Morii, Takao Tsurui

SOLID STATE IONICS   177 ( 35-36 )   3037 - 3044   2006年11月

Crystal growth and magnetic properties of SrCO2V2O8

Zhangzhen He, Tomoyasu Taniyama, Mitsuru Itoh

JOURNAL OF CRYSTAL GROWTH   293 ( 2 )   458 - 461   2006年8月

Capacitance thermometer using BaxSr1-xTiO3 solid solutions

H. Tetsuka, H. Takashima, B. Prijamboedi, R. Wang, A. Shoji, Y. J. Shan, M. Itoh

PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE   203 ( 10 )   2546 - 2550   2006年8月

Perfect softening of the ferroelectric mode in the isotope-exchanged strontium titanate of (SrTiO3)-O-18 studied by light scattering

M Takesada, M Itoh, T Yagi

PHYSICAL REVIEW LETTERS   96 ( 22 )   227602 1-4   2006年6月

Antiferromagnetic-paramagnetic transitions in longitudinal and transverse magnetic fields in a SrCo2V2O8 crystal

ZZ He, T Taniyama, M Itoh

PHYSICAL REVIEW B   73 ( 21 )   212406   2006年6月

Low-temperature magnetoresistance of layered cobalt oxides NaxCoO2

Hirotaka Okabe, Jun Akimitsu, Takashi Kubodera, Masanori Matoba, Toru Kyomen, Mitsuru Itoh

PHYSICA B-CONDENSED MATTER   378-80   863 - 864   2006年5月

Metal-nonmetal transition in Ge doped spinel-type CuCr2S4

Y. Kamihara, M. Matoba, T. Kyomen, M. Itoh

PHYSICA B-CONDENSED MATTER   378-80   1120 - 1121   2006年5月

Growth behavior and surface feature of quasi-one-dimensional anisotropic antiferromagnet BaCo2V2O8 crystal

Zhangzhen He, Tomoyasu Taniyama, Mitsuru Itoh

Journal of Crystal Growth   289 ( 2 )   734 - 736   2006年4月

Fabrication of BaTi2O5 glass-ceramics with unusual dielectric properties during crystallization

JD Yu, Y Arai, T Masaki, T Ishikawa, S Yoda, S Kohara, H Taniguchi, M Itoh, Y Kuroiwa

CHEMISTRY OF MATERIALS   18 ( 8 )   2169 - 2173   2006年4月

Large magnetic anisotropy in the quasi-one-dimensional system BaCo2V2O8

Z He, T Taniyama, M Itoh

APPLIED PHYSICS LETTERS   88 ( 13 )   132504 1-3   2006年3月

Capacitance thermometer made of oxygen isotope-exchanged strontium titanate perovskite

H Takashima, RP Wang, N Shirakawa, B Prijamboedi, M Okano, A Shoji, M Itoh

APPLIED PHYSICS LETTERS   88 ( 8 )   082906 1-3   2006年2月

Soft Mode Dynamics in ^18^O-Exchanged SrTiO_3_ as Inhomogeneous System

Hiroki Taniguchi, Mitsuru Itoh, Masaki Takesada, Toshirou Yagi

Transactions of the Materials Research Society of Japan   31 ( 1 )   97 - 100   2006年

Electronic Properties of the Metallic Pyrochlore Ruthenates Pb_2_Ru_2_O_6.5_ and Bi_2_Ru_2_O_7_

Makoto Tachibana, Yoshimitsu Kohama Tomotaka, Shimoyama Akihiro, Harada Tomoyasu, Taniyama, Mitsuru Itoh, Hitoshi Kawaji, Tooru Atake

Physical Review B   73 ( 19 )   193107   2006年

Soft mode dynamics in O-18-exchanged SrTiO3 as inhomogeneous system

Hiroki Taniguchi, Mitsuru Itoh, Masaki Takesada, Toshirou Yagi

TRANSACTIONS OF THE MATERIALS RESEARCH SOCIETY OF JAPAN, VOL 31, NO 1   31 ( 1 )   97 - 100   2006年

Dielectric Spectra of Relaxor Pb(Mg_1/3_Nb_2/3_)O_3_ Single Crystal

Desheng Fu, Mitsuru Itoh, Shin-Ya Koshihara

Ferroelectrics   339   67 - 73   2006年

Magnetic Properties of Quasi-One-Dimensional System BaMn_2_V_2_O_8_

Zhangzhen He Yutaka Ueda Mitsuru Itoh

Solid State Communications   141 ( 1 )   22 - 24   2006年

Linear and Nonlinear Electric Susceptibility in the Quantum Domain State of SrTi^18^O_3_

J. Dec, W. Kleemann, M. Itoh

Ferroelectrics   337   13 - 17   2006年

Anomaly of Acoustic Phonon Mode in Ferroelectric Phase Transition of SrTi^18^O_3_

M. Takesada, M. Itoh, A. Onodera, T. Yagi

Ferroelectrics   337   161 - 167   2006年

Frequency dependence of dielectric constant of strontium titanate films with single-crystal-like behavior

H. Takashima, R. Wang, B. Prijamboedi, A. Shoji, M. Itoh

FERROELECTRICS   335   45 - 50   2006年

Phase diagram of the (Na0.5K0.5)NbO3-ATiO(3) solid solution

Ruiping Wang, Rong-Jun Xie, Kotaro Hanada, Kunio Matsusaki, Hiroshi Bando, Tadashi Sekiya, Mitsuru Itoh

FERROELECTRICS   336   39 - 46   2006年

Capacitance temperature sensor using ferroelectric (Sr0.95Ca0.05)TiO3 perovskite

K Shimada, H Takashima, RP Wang, B Prijamboedi, N Miura, M Itoh

FERROELECTRICS   331   141 - 145   2006年

Electronic Properties of the Metallic Pyrochlore Ruthenates Pb_2_Ru_2_O_6.5_ and Bi_2_Ru_2_O_7_

Makoto TACHIBANA, Yoshimitsu KOHAMA, Tokmotaka SHIMOYAMA, Akihiro HARADA, Tomoyasu TANIYAMA, Mitsuru ITOH, Hitoshi KAWAJI, Tooru ATAKE

Phys. Rev. B   73 ( 19 )   193107   2006年

Precursory softening of polar mode in isotope-exchanged paraelectric strontium titanate studied by Raman scattering

H. Taniguchi, M. Takesada, M. Itoh, T. Yagi

FERROELECTRICS   337   1303 - 1310   2006年

酸化物合成と中性子実験

伊藤満

波紋   16 ( 1 )   3 - 7   2006年

酸素欠損六方晶BaTiO_3_の巨大誘電応答

余野建定, 石川毅彦, 伊藤満 符徳勝

固体物理   41 ( 3 )   39 - 52   2006年

Dielectric spectra of relaxor Pb(Mg1/3Nb2/3)O 3 single crystal

Desheng Fu, Mitsuru Itoh, Shin-Ya Koshihara

Ferroelectrics   339 ( 1 )   67 - 73   2006年

Electronic Properties of the Metallic Pyrochlore Ruthenates Pb_2_Ru_2_O_6.5_ and Bi_2_Ru_2_O_7_

Makoto TACHIBANA, Yoshimitsu KOHAMA, Tokmotaka SHIMOYAMA, Akihiro HARADA, Tomoyasu TANIYAMA, Mitsuru ITOH, Hitoshi KAWAJI, Tooru ATAKE

Phys. Rev. B   73 ( 19 )   193107   2006年

Linear and Nonlinear Electric Susceptibility in the Quantum Domain State of SrTi^18^O_3_

J. Dec, W. Kleemann, M. Itoh

Ferroelectrics   337   13 - 17   2006年

Anomaly of Acoustic Phonon Mode in Ferroelectric Phase Transition of SrTi^18^O_3_

M. Takesada, M. Itoh, A. Onodera, T. Yagi

Ferroelectrics   337   161 - 167   2006年

Electronic Properties of the Metallic Pyrochlore Ruthenates Pb_2_Ru_2_O_6.5_ and Bi_2_Ru_2_O_7_

Makoto Tachibana, Yoshimitsu Kohama Tomotaka, Shimoyama Akihiro, Harada Tomoyasu, Taniyama, Mitsuru Itoh, Hitoshi Kawaji, Tooru Atake

Physical Review B   73 ( 19 )   193107   2006年

Effects of vacancies on the dielectric and piezoelectric properties of (Na0.5K0.5)NbO3-SrTiO3 solid solution

Ruiping Wang, Norio Tachibana, Noboru Miura, Kotaro Hanada, Konio Matsusaki, Hiroshi Bando, Mitsuru Itoh

FERROELECTRICS   331   135 - 139   2006年

第11回強誘電体国際会議(IMF-11)

伊藤満, 山口俊久, 渡部行男

固体物理   41 ( 4 )   51 - 56   2006年

Extrinsic origin of giant permittivity in hexagonal BaTiO3 single crystals: Contributions of interfacial layer and depletion layer

JD Yu, T Ishikawa, Y Arai, S Yoda, M Itoh, Y Saita

APPLIED PHYSICS LETTERS   87 ( 25 )   252904 1-3   2005年12月

Isotope effect on the soft-mode dynamics of SrTiO3 studied by Raman scattering

H Taniguchi, T Yagi, M Takesada, M Itoh

PHYSICAL REVIEW B   72 ( 6 )   064111 1-8   2005年8月

Capacitance temperature sensor using epitaxial SrTiO3 film with a single-crystal-like behavior

H Takashima, RP Wang, N Shirakawa, B Prijamboedi, A Shoji, M Itoh

THIN SOLID FILMS   486 ( 1-2 )   145 - 148   2005年8月

Low-temperature phase of SrTiO3

A Levstik, C Filipic, R Pirc, Bobnar, V, R Blinc, M Itoh

APPLIED PHYSICS LETTERS   87 ( 3 )   032901 1-3   2005年7月

Simultaneous spin-state-insulator-metal transition in Pr0.5Ca0.5CoO3

T Saitoh, T Yamashita, N Todoroki, T Kyomen, M Itoh, M Higashiguchi, M Nakatake, K Shimada

JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA   144   893 - 895   2005年6月

Predominant factors affecting the dielectric and piezoelectric properties of bismuth-containing complex perovskite solid solution

R Wang, Y Shimojo, T Sekiya, M Itoh

SOLID STATE COMMUNICATIONS   134 ( 12 )   791 - 795   2005年6月

Photoluminescence properties of Pr-doped (Ca,Sr,Ba)TiO3

T Kyomen, R Sakamoto, N Sakamoto, S Kunugi, M Itoh

CHEMISTRY OF MATERIALS   17 ( 12 )   3200 - 3204   2005年6月

Crystal growth and magnetic properties of BaCo2V 2O8

Zhangzhen He, Desheng Fu, Tôru Kyômen, Tomoyasu Taniyama, Mitsuru Itoh

Chemistry of Materials   17 ( 11 )   2924 - 2926   2005年5月

Phase diagram and enhanced piezoelectricity in the strontium titanate doped potassium-sodium niobate solid solution

RP Wang, RJ Xie, K Hanada, K Matsusaki, H Bando, M Itoh

PHYSICA STATUS SOLIDI A-APPLICATIONS AND MATERIALS SCIENCE   202 ( 6 )   R57 - R59   2005年5月

Influence of a Degraded SrTiO_3_ Layer at the YBa_2_Cu_3_O_7-γ_-SrTiO_3_ Interface on the Dielectric Behavior at Cryogenic Temperature

Hiroshi Takashima Ruiping, Wang Makoto, Okano Akira, Shoji Mitsuru Itoh

Cryogenics   45 ( 4 )   300 - 303   2005年4月

Order-disorder component in the phase transition mechanism of O-18 enriched strontium titanate

R Blinc, B Zalar, VV Laguta, M Itoh

PHYSICAL REVIEW LETTERS   94 ( 14 )   147601 1-4   2005年4月

Transport properties of Fe1-xMnxCr2S4

Y Kamihara, Y Takeshita, M Matoba, T Kyomen, M Itoh

PHYSICA B-CONDENSED MATTER   359   1207 - 1209   2005年4月

Unusual dielectric relaxation in lightly doped n-type rhombohedral BaTi0.85Zr0.15O3 : Ta ferroelectric ceramics

J Xu, M Itoh

CHEMISTRY OF MATERIALS   17 ( 7 )   1711 - 1716   2005年4月

Influence of a degraded SrTiO3 layer at the YBa2Cu3O7-delta-SrTiO3 interface on the dielectric behavior at cryogenic temperature

H Takashima, RP Wang, M Okano, A Shoji, M Itoh

CRYOGENICS   45 ( 4 )   300 - 303   2005年4月

Crystal structure and diffusion path in the fast lithium-ion conductor La0.62Li0.16TiO3

M Yashima, M Itoh, Y Inaguma, Y Morii

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY   127 ( 10 )   3491 - 3495   2005年3月

NMR study of disorder in BaTiO3 and SrTiO3

B Zalar, A Lebar, J Seliger, R Blinc, VV Laguta, M Itoh

PHYSICAL REVIEW B   71 ( 6 )   064107 1-12   2005年2月

Thermodynamical analysis of spin-state transitions in LaCoO 3: Negative energy of mixing to assist thermal excitation to the high-spin excited state

Tôru Kyômen, Yoshinori Asaka, Mitsuru Itoh

Physical Review B - Condensed Matter and Materials Physics   71 ( 2 )   024418 1-6   2005年1月

Growth of Ferroelectric Micro-Regions in SrTiO_3_ and SrTi(^18^O_0.23_^16^O_0.77_)_3_ Studied by Raman Scattering

Hiroki Taniguchi, Toshirou Yagi, Masaki Takesada, Mitsuru Itoh

J. Korean Phys. Soc.   46 ( 1 )   195 - 197   2005年

Field-Induced Order-Disorder Transition in the Quasi-One-Dimensional Anisotropic Antiferromagnet BaCo_2_V_2_O_8_

Zhangzhen He Tomoyasu, Taniyama Toru Kyomen, Mitsuru Itoh

Phys. Rev. B   72 ( 17 )   172403   2005年

^87^Sr NMR of Phase Transitions in SrTi^16^O_3_ and SrTi^18^O_3_

Valentin V, Laguta Rober, Blinc Mitsuru Itoh Janez Seliger Bostjan Zalar

Physical Review B   72 ( 21 )   214117   2005年

Temperature dependence of the non-linearity coefficient of strontium titanate

J Dec, W Kleemann, M Itoh

FERROELECTRICS   316   59 - 64   2005年

Large Dielectric Constant Arising from Space-Charge Polarization in a SrTiO_3_ Thin Film Grown on an YBa_2_Cu_3_O_7-δ_ Layer

B. Prijamboedi, H. Takashima, R. Wang, A, Shoji M. Itoh

phys. stat. sol.(a)   202 ( 14 )   R152 - R154   2005年

Dielectric Anomalies in Pb_0.7(1-x)_Ca_0.7x_La_0.2_TiO_3_

Hwee Ping, Soon John, Wang Desheng Fu, Mitsuru Itoh

Appl. Phys. Lett.   87 ( 7 )   072904 1-3   2005年

Unique features of strontium titanate

J Dec, W Kleemann, K Boldyreva, M Itoh

FERROELECTRICS   314   7 - 18   2005年

Centreal Peak in SrTi^18^O_3_ Studied by Light Scattering

Yuhji Tsujimi Hiroki, Hasebe Ruiping, Wang, Mitsuru Itoh

Ferroelectrics   314   79 - 83   2005年

Nonlinear and Scaling Properties of the Dielectric Response of SrTi^18^O_3_ in the Quantum Paraelectric Regime

Jan Dec Wolfgang Kleemann, Mitsuru Itoh

Phys. Rev. B   71 ( 14 )   144113 1-8   2005年

Crystal Growth and Magnetic Properties of BaCo_2_V_2_O_8_

Zhangzhen He Desheng Fu Toru, Kyomen Tomoyasu Taniyama Mitsuru Itoh

Chem. Mater.   17 ( 11 )   2924 - 2926   2005年

Growth of Ferroelectric Micro-Regions in SrTiO_3_ and SrTi(^18^O_0.23_^16^O_0.77_)_3_ Studied by Raman Scattering

Hiroki Taniguchi, Toshirou Yagi, Masaki Takesada, Mitsuru Itoh

J. Korean Phys. Soc.   46 ( 1 )   195 - 197   2005年

Effects of Electric Field on Raman Spectra in SrTi^16^O_3_ and SrTi^18^O_3_

Kohji Abe Tomohiko, Takemoto, Osamu Sanaka, Takashi Akaike, Takeshi Shigenari Ruiping, Wang, Mitsuru Itoh

J. Korean Phys. Soc.   46 ( 1 )   224 - 227   2005年

Soft Modes in SrTi^18^O_3_ Studied by Light-Scattering and Dielectric Measurements

Yohei Nakata, Yuhji, Tsujimi Toshirou, Yagi Mika, Kobayashi Ruiping Wang, Mitsuru Itoh

J.Korean Phys. Soc.   46 ( 1 )   93 - 96   2005年

Investigation of the Ferroelectric Transition in SrTi^18^O_3_ under Hydrostatic Pressure

M. Kurita, T. Ishikawa, S. Koshihara, M. Itoh, M. Takesada, A. Moreac, J, C. Ameline

J. Korean Phys. Soc.   46 ( 1 )   190 - 191   2005年

Possibility of Slater-mode Condensation in Ferroelectric SrTi^18^O_3_

Y. Noda, K. Mochizuki, H. Kimura, M. Itoh T, Kyomen R. Wang

J. Korean Phys. Soc.   46 ( 1 )   69 - 72   2005年

Preparation and thermoelectric properties of Cd(3-x)A(x)TeO(6) (A = In, La, and Bi) ceramics

WL Luan, YJ Shan, M Itoh, H Imoto

CERAMICS INTERNATIONAL   31 ( 1 )   129 - 133   2005年

Crystal Growth of Large Spin Gap Material BaCu_2_V_2_O_8_ by Top-Seeded Method

Zhangzhen He Toru Kyomen, Mitsuru Itoh

J. Cryst. Growth   274   486 - 488   2005年

^87^Sr NMR of Phase Transitions in SrTi^16^O_3_ and SrTi^18^O_3_

Valentin V, Laguta Rober, Blinc Mitsuru Itoh Janez Seliger Bostjan Zalar

Physical Review B   72 ( 21 )   214117   2005年

ペロフスカイト型量子常誘電性酸化物の巨大な光誘起効果

武貞正樹, 八木駿郎, 伊藤満, 石川忠彦, 腰原伸也

固体物理   40 ( 2 )   35 - 42   2005年

Large Dielectric Constant Arising from Space-Charge Polarization in a SrTiO_3_ Thin Film Grown on an YBa_2_Cu_3_O_7-δ_ Layer

B. Prijamboedi, H. Takashima, R. Wang, A, Shoji M. Itoh

phys. stat. sol.(a)   202 ( 14 )   R152 - R154   2005年

Field-Induced Order-Disorder Transition in the Quasi-One-Dimensional Anisotropic Antiferromagnet BaCo_2_V_2_O_8_

Zhangzhen He Tomoyasu, Taniyama Toru Kyomen, Mitsuru Itoh

Phys. Rev. B   72 ( 17 )   172403   2005年

Centreal Peak in SrTi^18^O_3_ Studied by Light Scattering

Yuhji Tsujimi Hiroki, Hasebe Ruiping, Wang, Mitsuru Itoh

Ferroelectrics   314   79 - 83   2005年

Dielectric Anomalies in Pb_0.7(1-x)_Ca_0.7x_La_0.2_TiO_3_

Hwee Ping, Soon John, Wang Desheng Fu, Mitsuru Itoh

Appl. Phys. Lett.   87 ( 7 )   072904 1-3   2005年

Effects of Electric Field on Raman Spectra in SrTi^16^O_3_ and SrTi^18^O_3_

Kohji Abe Tomohiko, Takemoto, Osamu Sanaka, Takashi Akaike, Takeshi Shigenari Ruiping, Wang, Mitsuru Itoh

J. Korean Phys. Soc.   46 ( 1 )   224 - 227   2005年

Nonlinear and Scaling Properties of the Dielectric Response of SrTi^18^O_3_ in the Quantum Paraelectric Regime

Jan Dec Wolfgang Kleemann, Mitsuru Itoh

Phys. Rev. B   71 ( 14 )   144113 1-8   2005年

Soft Modes in SrTi^18^O_3_ Studied by Light-Scattering and Dielectric Measurements

Yohei Nakata, Yuhji, Tsujimi Toshirou, Yagi Mika, Kobayashi Ruiping Wang, Mitsuru Itoh

J.Korean Phys. Soc.   46 ( 1 )   93 - 96   2005年

Investigation of the Ferroelectric Transition in SrTi^18^O_3_ under Hydrostatic Pressure

M. Kurita, T. Ishikawa, S. Koshihara, M. Itoh, M. Takesada, A. Moreac, J, C. Ameline

J. Korean Phys. Soc.   46 ( 1 )   190 - 191   2005年

Crystal Growth of Large Spin Gap Material BaCu_2_V_2_O_8_ by Top-Seeded Method

Zhangzhen He Toru Kyomen, Mitsuru Itoh

J. Cryst. Growth   274   486 - 488   2005年

Possibility of Slater-mode Condensation in Ferroelectric SrTi^18^O_3_

Y. Noda, K. Mochizuki, H. Kimura, M. Itoh T, Kyomen R. Wang

J. Korean Phys. Soc.   46 ( 1 )   69 - 72   2005年

Effect of oxygen isotope exchange on ferroelectric microregion in SrTiO3 studied by Raman scattering

H Taniguchi, M Takesada, M Itoh, T Yagi

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   73 ( 12 )   3262 - 3265   2004年12月

Heat capacity and phase transition of FexNbS2 at low temperature

Y Yamamura, S Moriyama, T Tsuji, Y Iwasa, M Koyano, S Katayama, M Ito

JOURNAL OF ALLOYS AND COMPOUNDS   383 ( 1-2 )   338 - 341   2004年11月

Electric-field-induced ferroelastic single domaining of (SrTiO3)-O-18

J Dec, W Kleemann, M Itoh

APPLIED PHYSICS LETTERS   85 ( 22 )   5328 - 5330   2004年11月

Giant dielectric constant of hexagonal BaTiO3 crystal grown by containerless processing

JD Yu, PF Paradis, T Ishikawa, S Yoda, Y Saita, M Itoh, F Kano

CHEMISTRY OF MATERIALS   16 ( 21 )   3973 - +   2004年10月

Spin-glass behavior in the ordered ribbon borate Cu2CoB 2O6

Zhangzhen He, Tôru Kyômen, Mitsuru Itoh

Physical Review B - Condensed Matter and Materials Physics   70 ( 13 )   1 - 134431   2004年10月

Magnetoresistance in spinel-type MgxCu1-xCr2S4

Y Kamihara, M Matoba, T Kyomen, M Itoh

SOLID STATE COMMUNICATIONS   132 ( 3-4 )   247 - 251   2004年10月

Phase transition and random-field induced domain wall response in quantum ferroelectrics (SrTiO3)-O-18: review and perspective

M Itoh, T Yagi, Y Uesu, W Kleemann, R Blinc

SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS   5 ( 4 )   417 - 423   2004年7月

Isotope effect on photoconductivity in quantum paraelectric SrTiO3

T Ishikawa, M Kurita, H Shimoda, Y Sakano, S Koshihara, M Itoh, M Takesada

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   73 ( 7 )   1635 - 1638   2004年7月

BaCu2V2O8: Quasi-one-dimensional alternating chain compound with a large spin gap

Zhangzhen He, Tôru Kyômen, Mitsuru Itoh

Physical Review B - Condensed Matter and Materials Physics   69 ( 22 )   1 - 220407   2004年6月

First-principles study of electronic and magnetic structure in layered cobaltite Na0.75CoO2

H Okabe, M Matoba, T Kyomen, M Itoh

JOURNAL OF APPLIED PHYSICS   95 ( 11 )   6831 - 6833   2004年6月

Polar order in quantum paraelectric (SrTiO3)-O-16 and (SrTiO3)-O-18 at low temperature

Y Uesu, R Nakai, JM Kiat, C Menoret, M Itoh, T Kyomen

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   73 ( 5 )   1139 - 1142   2004年5月

Evaluation of the multidomain state in (SrTiO3)-O-18 by optical birefringence

M Itoh, T Azuma, T Kyomen, K Iio, K Yamanaka, RP Wang

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   73 ( 5 )   1377 - 1378   2004年5月

Pressure as a probe of the physics of O-18-substituted SrTiO3

EL Venturini, GA Samara, M Itoh, R Wang

PHYSICAL REVIEW B   69 ( 18 )   184105 1-9   2004年5月

Polar order in quantum paraelectric SrTi 16O 3 and SrTi 18O 3 at low temperature

Yoshiaki Uesu, Ryuhei Nakai, Jean-Michel Kiat, Carole Ménoret, Mitsuru Itoh, Toru Kyomen

Journal of the Physical Society of Japan   73 ( 5 )   1139 - 1142   2004年5月

Electric, magnetic, and calorimetric properties and phase diagram of Pr1-xCaxCoO3 (0 &lt;= x &lt;= 0.55)

S Tsubouchi, T Kyomen, M Itoh, M Oguni

PHYSICAL REVIEW B   69 ( 14 )   144406 1-7   2004年4月

Electric, Magnetic, and Calorimetric Properties and Phase Diagram of Pr_1-x_Ca_x_CoO_3_ (0竕､x竕､0.55)

Shingo Tsubouchi, Toru Kyomen, Mitsuru Itoh, Masaharu Oguni

Physical Review B   69 ( 14 )   144406 1-7   2004年4月

Structure and dielectric behavior of epitaxially grown SrTiO3 film between YBa2Cu3O7-delta electrodes

H Takashima, R Wang, M Okano, A Shoji, M Itoh

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS   43 ( 2A )   L170 - L172   2004年2月

Structure and Dielectric Behavior of Epitaxially Grown SrTiO_3_ Film between YBa_2_Cu_3_O_7-δ_ Electrodes

Hiroshi Takashima Ruiping, Wang Makoto, Okano Akira, Shoji Mitsuru Itoh

Japanese Journal of Applied Physics   43 ( 2A )   L170 - L172   2004年2月

Birefringence study of ferroelectric ordering in oxygen isotope exchanged system SrTi(16O1-x 18Ox)3

T. Azuma, K. Iio, K. Yamanaka, T. Kyômen, R. Wang, M. Itoh

Ferroelectrics   304   77 - 82   2004年1月

Correlation between Magnetic Properties and Mn/Co Atomict Order in LaMn_0.5_Co_0.5_O_3+δ_: 2. Magnetic and Calorimetirc Properties

Toru Kyomen, Ryutaro Yamazaki Mitsuru Itoh

Chemistry of Materials   16 ( 1 )   179 - 184   2004年1月

Dielectric Properties of SrTiO_3_ Films under Electric Fields

Hiroshi Takashima Ruiping, Wang Akira, Shoji Mitsuru Itoh

Transactions of the Materials Research Society of Japan   29 ( 4 )   1381 - 1384   2004年

Phonon-Polariton Dispersion Relation of SrTi(^18^O_x_^16^O_1-x_)_3_

Takeo Watanuki, Yuhji Tsujimi Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   304   71 - 76   2004年

Light Scattering Studies of Soft Mode in SrTi^18^O_3_

Yuhji Tsujimi Mika Kobayashi Yuhsuke Minaki Makoto Nakanishi Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   304   63 - 70   2004年

Structural Change of the Li-doped Lanthanum Titanate Perovskite La_2/3-x_Li_3x_TiO_3_

Wataru Nakamura, Masatomo, Yashima Daiju Ishimura, Syuuhei Kobayashi, Kenjiro Oh-uchi Mitsuru Itoh, Kenji Ohoyama

Activity Report on Neutron Scattering Research   11   52 - 53   2004年

Photoinduced phenomena in quantum paraelectric oxides by ultraviolet laser irradiation

M Takesada, T Yagi, M Itoh, T Ishikawa, S Koshihara

FERROELECTRICS   298   317 - 323   2004年

Giant photoconductivity in quantum paraelectric oxides

T Ishikawa, M Itoh, M Kurita, H Shimoda, M Takesada, T Yagi, S Koshihara

FERROELECTRICS   298   141 - 143   2004年

Quantum phase transition and dielectric domain wall response of SrTi18O3

J Dec, W Kleemann, M Itoh

FERROELECTRICS   298   163 - 169   2004年

Proportional Relation between Magnetoresistance and Entropy Suppression Due to Magnetic Field in Metallic Ferromagnets

Norihiko Sakamoto, Toru Kyomen, Shingo Tsubouchi, Mitsuru Itoh

Physical Review B   69 ( 9 )   092401 1-4   2004年

Giant Magnetoresistance of Spinel-Type Fe_1-x_Mn_x_Cr_2_S_4_

Y. Kamihara, Y. Takeshita, M. Matoba, T, Kyomen M. Itoh

Nippon Oyo Jiki Gakkaishi   28 ( 3 )   347 - 350   2004年

SrTiO_3_における低温相の構造解析

伊藤満

NIMS(文部科学省ナノテクノロジー総合支援プロジェクト－その場・高分解能・分析電子顕微鏡による解析支援)実績報告書(H15年度)   102 - 106   2004年

Dielectric Properties of SrTiO_3_ Films under Electric Fields

Hiroshi Takashima Ruiping, Wang Akira, Shoji Mitsuru Itoh

Transactions of the Materials Research Society of Japan   29 ( 4 )   1381 - 1384   2004年

Structural Change of the Li-doped Lanthanum Titanate Perovskite La_2/3-x_Li_3x_TiO_3_

Wataru Nakamura, Masatomo, Yashima Daiju Ishimura, Syuuhei Kobayashi, Kenjiro Oh-uchi Mitsuru Itoh, Kenji Ohoyama

Activity Report on Neutron Scattering Research   11   52 - 53   2004年

Birefringence Study of Ferroelectric Ordering in Oxygen Isotope Exchanged System SrTi(^16^O_1-x_^18^O_x_)_3_

T. Azuma, K. Iio, K, Yamanaka T, Kyomen R, Wang, M. Itoh

Ferroelectrics   304   77 - 82   2004年

Light Scattering Studies of Soft Mode in SrTi^18^O_3_

Yuhji Tsujimi Mika Kobayashi Yuhsuke Minaki Makoto Nakanishi Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   304   63 - 70   2004年

Phonon-Polariton Dispersion Relation of SrTi(^18^O_x_^16^O_1-x_)_3_

Takeo Watanuki, Yuhji Tsujimi Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   304   71 - 76   2004年

Proportional Relation between Magnetoresistance and Entropy Suppression Due to Magnetic Field in Metallic Ferromagnets

Norihiko Sakamoto, Toru Kyomen, Shingo Tsubouchi, Mitsuru Itoh

Physical Review B   69 ( 9 )   092401 1-4   2004年

スピネル型硫化物Fe_<1-x>Mn_xCr_2S_4における巨大磁気抵抗効果

神原 陽一, 竹下 之典, 的場 正憲, 京免 徹, 伊藤 満

日本応用磁気学会誌   28 ( 3 )   347 - 350   2004年

Structural Analysis on Low Temperature Phase in SrTiO_3_

MITSURU ITOH

102 - 106   2004年

Correlation between Magnetic Properties and Mn/Co Atomict Order in LaMn_0.5_Co_0.5_O_3+δ_: 2. Magnetic and Calorimetirc Properties

Toru Kyomen, Ryutaro Yamazaki Mitsuru Itoh

Chemistry of Materials   16 ( 1 )   179 - 184   2004年

Correlation between Magnetic Properties and Mn/Co Atomic Order in LaMn_0.5_Co_0.5_O_3+δ_: I. Second-Order Nature in Mn/Co Atomic Ordering and Valence State

Toru Kyomen, Ryutaro Yamazaki Mitsuru Itoh

Chemistry of Materials   15 ( 25 )   4798 - 4803   2003年12月

Preparation of parallel capacitor of epitaxial SrTiO3 film with a single-crystal-like behavior

H Takashima, RP Wang, N Kasai, A Shoji, M Itoh

APPLIED PHYSICS LETTERS   83 ( 14 )   2883 - 2885   2003年10月

Structure, magnetic and thermal properties of Gd2MnTiO6

MT Haque, N Nakajima, K Watanabe, N Kamegashira, M Itoh

MATERIALS CHEMISTRY AND PHYSICS   80 ( 3 )   676 - 681   2003年6月

Magnetic properties of LaSrCo0.5Ni0.5O4

T Kyomen, R Yamazaki, M Itoh

PHYSICA B-CONDENSED MATTER   329   749 - 750   2003年5月

Magnetic phase transition in PdxCoyO2

H Okabe, M Matoba, M Itoh

PHYSICA B-CONDENSED MATTER   329   948 - 949   2003年5月

Universal relation between oxygen mass and T-c in SrTiO3

M Itoh, RP Wang

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   72 ( 5 )   1310 - 1311   2003年5月

A gigantic photoinduced dielectric constant of quantum paraelectric perovskite oxides observed under a weak DC electric field

M Takesada, T Yagi, M Itoh, S Koshihara

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   72 ( 1 )   37 - 40   2003年1月

Ferroelectric Phase Transition in CdTiO_3_ Single Crystal

Yue-Jin Shan, Hajime Mori, Keitaro Tezuka, Hideo Imoto, Mitsuru Itoh

Ferroelectrics   284   107 - 112   2003年

Light Scattering Study in Ferroelectric SrTi^18^O_3_

Hiroki Hasebe, Yuhji Tsujimi Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   285   27 - 31   2003年

Impulsive Stimulated Raman Scattering of SrTi(^18^O_x_^16^O_1-x_)_3_

T. Watanuki, Y, Tsujimi R. Wang, M. Itoh, T. Yagi

Ferroelectrics   285   33 - 39   2003年

Dielectric Properties of SrTi^18^O_3_

Mitsuru Itoh Ruiping Wang Miho Narahara, Toru Kyomen

Ferroelectrics   285   3 - 17   2003年

SHG Microscopic Studies on Low Temperature Phase Transitions of SrTi^16^O_3_ and SrTi^18^O_3_

Yoshiaki Uesu, Ryuhei Nakai, Noritaka Kato Carole Menoret Jean-Michel Kiat, Mitsuru Itoh, Miho Narahara, Toru Kyomen

Ferroelectrics   285   19 - 26   2003年

Magnetic Property and Electronic Structure of Itinerant Pd_x_Co_y_O_2_ Magnets

H. Okabe, M, Matoba T, Kyomen M. Itoh

Journal of Applied Physics   93 ( 10,Pt.2 )   7258 - 7260   2003年

Ferroelectric Phase Transition in CdTiO_3_ Single Crystal

Yue-Jin Shan, Hajime Mori, Keitaro Tezuka, Hideo Imoto, Mitsuru Itoh

Ferroelectrics   284   107 - 112   2003年

Dielectric Enhancement in Quantum Paraelectric SrTiO_3_ by UV Laser Irradiation under DC Electric Field

Masaki Takesada, Mitsuru Itoh, Toshirou Yagi, Shin-ya Koshihara

Ferroelectrics   286   3 - 8   2003年

Negative Cooperative Effect on the Spin-State Excitation in LaCoO_3_

Toru Kyomen, Yoshinori Asaka Mitsuru Itoh

Physical Review B   67 ( 14 )   144424 1-6   2003年

Nonlinear Susceptibility and Phase Transition in SrTi^18^O_3_

Wolfgang Kleemann, Jan, Dec Ruiping, Wang, Mitsuru Itoh

Physical Review B   67 ( 9 )   092107 1-4   2003年

Calorimetric Study of La_1-x_Sr_x_CoO_3-δ_(0竕､x竕､0.5): Evidence for the Long-Range Ferromagnetic Ordering for x0.3

Shingo Tsubouchi, Toru Kyomen, Mitsuru Itoh

Physical Review B   67 ( 9 )   094437 1-5   2003年

Correlation between Magnetic Properties and Mn/Co Atomic Order in LaMn_0.5_Co_0.5_O_3+δ_: I. Second-Order Nature in Mn/Co Atomic Ordering and Valence State

Toru Kyomen, Ryutaro Yamazaki Mitsuru Itoh

Chemistry of Materials   15   4798 - 4803   2003年

Non-Debye Domain Wall Response of SrTi^18^O_3_

W. Kleemann, J. Dec R, Wang, M. Itoh

Proceedings of Williamsburg Ferroelectric Workshop (AIP) <Fundamental Physics of Ferroelectrics>   CP677   26 - 32   2003年

Ferroelectric Origins in Perovskite Titanate ATiO_3_

Tetsuro Nakamura, Hiroyuki Ikawa, Tadashi Sekiya Ruiping, Wang Yue-Jin Shan, Yoshiyuki Inaguma, Mitsuru Itoh, Ludwig J. Gauckler

The 11th US-Japan Seminar on Dielectric & Piezoelectric Ceramics   85 - 92   2003年

Pressure as a Probe of the Physics of Compositionally-Substituted Quantum Paraelectrics: SrTiO_3_

E. L. Venturini, G. A. Samara, M. Itoh, W. Kleemann

Proceedings of Williamsburg Ferroelectric Workshop (AIP) <Fundamental Physics of Ferroelectrics>   CP677   1 - 9   2003年

Disorder in BaTiO_3_ and SrTiO_3_ and the “Ferroelectric” Transition in SrTi^18^O_3_

Robert Blinc Bostjan Zalar Andrija Lebar, Mitsuru Itoh

Proceedings of Williamsburg Ferroelectric Workshop (AIP) <Fundamental Physics of Ferroelectrics>   CP677   20 - 25   2003年

Phase Transition and Nonliner Susceptibility in SrTi^18^O_3_

Mitsuru Itoh, Wolfgang Kleemann Jan, Dec Ruiping, Wang Miho Narahara, Toru Kyomen

Transactions of the Materials Research Society of Japan   28 ( 1 )   105 - 107   2003年

Hyper-Raman Scattering of SrTi^18^O_3_

Yusuke Minaki, Mika Kobayashi Yuhji, Tsujimi Toshirou, Yagi Makoto, Nakanishi Ruiping, Wang, Mitsuru Itoh

Journal of the Korean Physical Society   42   S1290-S1293   2003年

Dielectric Properties of Spark-Plasma-Sintered (Na_0.5_K_0.5_)NbO_3_-PbTiO_3_ Ceramics

R. Wang, R. Xie, T. Sekiya, Y. Shimojo, Y. Akimune, N. Hirosaki M. Itoh

Ferroelectrics   286   93 - 99   2003年

Magnetic Properties of LaSrCo_0.5_Ni_0.5_O_4_

Toru Kyomen, Ryutaro Yamazaki Mitsuru Itoh

Physica B   329-333   749 - 750   2003年

Effects of Isotopic Substitution in SrTiO_3_ Studied by Brillouin Scattering

M. Yamaguchi, T. Yagi R, Wang, M. Itoh

Ferroelectrics   285   49 - 55   2003年

Dielectric Enhancement in Quantum Paraelectric SrTiO_3_ by UV Laser Irradiation under DC Electric Field

Masaki Takesada, Mitsuru Itoh, Toshirou Yagi, Shin-ya Koshihara

Ferroelectrics   286   3 - 8   2003年

Impulsive Stimulated Raman Scattering of SrTi(^18^O_x_^16^O_1-x_)_3_

T. Watanuki, Y, Tsujimi R. Wang, M. Itoh, T. Yagi

Ferroelectrics   285   33 - 39   2003年

Raman Spectra of Ferroelectric Soft Mode in SrTiO_3_: Effect of Electric Field

Takeshi Shigenari, Kohji Abe, Keiji, Yamashita Tomohiko, Takemoto Ruiping, Wang, Mitsuru Itoh

Ferroelectrics   285   41 - 48   2003年

Light Scattering Study in Ferroelectric SrTi^18^O_3_

Hiroki Hasebe, Yuhji Tsujimi Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   285   27 - 31   2003年

Valence and Spin State of Co and Ni Ions and their Relation to Metallicity and Ferromagnetism in LaCo_0.5_Ni_0.5_O_3_

Toru Kyomen, Ryutaro Yamazaki Mitsuru Itoh

Physical Review B   68   104416 1-6   2003年

Dynamical Mechanism of the Ferroelectric Phase Transition of SrTi^18^O_3_ Studied by Light Scattering

Hiroki Hasebe, Yuhji Tsujimi Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Physical Review B   68 ( 1 )   014109 1-7   2003年

ペロブスカイト型コバルト酸化物のスピン状態とスピンクロスオーバー現象

壺内 信吾, 京免 徹, 伊藤 満

熱測定 : netsu = Calorimetry and thermal analysis   30 ( 4 )   180 - 188   2003年

Negative Cooperative Effect on the Spin-State Excitation in LaCoO_3_

Toru Kyomen, Yoshinori Asaka Mitsuru Itoh

Physical Review B   67 ( 14 )   144424 1-6   2003年

Universal Relation between Oxygen Mass and T_c_ in SrTiO_3_

Mitsuru Itoh Ruiping Wang

Journal of the Physical Society of Japan   72 ( 5 )   1310 - 1311   2003年

Phase Transition and Nonliner Susceptibility in SrTi^18^O_3_

Mitsuru Itoh, Wolfgang Kleemann Jan, Dec Ruiping, Wang Miho Narahara, Toru Kyomen

Transactions of the Materials Research Society of Japan   28 ( 1 )   105 - 107   2003年

Hyper-Raman Scattering of SrTi^18^O_3_

Yusuke Minaki, Mika Kobayashi Yuhji, Tsujimi Toshirou, Yagi Makoto, Nakanishi Ruiping, Wang, Mitsuru Itoh

Journal of the Korean Physical Society   42   S1290-S1293   2003年

Nonlinear Susceptibility and Phase Transition in SrTi^18^O_3_

Wolfgang Kleemann, Jan, Dec Ruiping, Wang, Mitsuru Itoh

Physical Review B   67 ( 9 )   092107 1-4   2003年

Calorimetric Study of La_1-x_Sr_x_CoO_3-δ_(0竕､x竕､0.5): Evidence for the Long-Range Ferromagnetic Ordering for x0.3

Shingo Tsubouchi, Toru Kyomen, Mitsuru Itoh

Physical Review B   67 ( 9 )   094437 1-5   2003年

Dielectric Properties of SrTi^18^O_3_

Mitsuru Itoh Ruiping Wang Miho Narahara, Toru Kyomen

Ferroelectrics   285   3 - 17   2003年

SHG Microscopic Studies on Low Temperature Phase Transitions of SrTi^16^O_3_ and SrTi^18^O_3_

Yoshiaki Uesu, Ryuhei Nakai, Noritaka Kato Carole Menoret Jean-Michel Kiat, Mitsuru Itoh, Miho Narahara, Toru Kyomen

Ferroelectrics   285   19 - 26   2003年

Magnetic Property and Electronic Structure of Itinerant Pd_x_Co_y_O_2_ Magnets

H. Okabe, M, Matoba T, Kyomen M. Itoh

Journal of Applied Physics   93 ( 10,Pt.2 )   7258 - 7260   2003年

Effects of Isotopic Substitution in SrTiO_3_ Studied by Brillouin Scattering

M. Yamaguchi, T. Yagi R, Wang, M. Itoh

Ferroelectrics   285   49 - 55   2003年

Non-Debye Domain Wall Response of SrTi^18^O_3_

W. Kleemann, J. Dec R, Wang, M. Itoh

Proceedings of Williamsburg Ferroelectric Workshop (AIP) <Fundamental Physics of Ferroelectrics>   CP677   26 - 32   2003年

Ferroelectric Origins in Perovskite Titanate ATiO_3_

Tetsuro Nakamura, Hiroyuki Ikawa, Tadashi Sekiya Ruiping, Wang Yue-Jin Shan, Yoshiyuki Inaguma, Mitsuru Itoh, Ludwig J. Gauckler

The 11th US-Japan Seminar on Dielectric & Piezoelectric Ceramics   85 - 92   2003年

Pressure as a Probe of the Physics of Compositionally-Substituted Quantum Paraelectrics: SrTiO_3_

E. L. Venturini, G. A. Samara, M. Itoh, W. Kleemann

Proceedings of Williamsburg Ferroelectric Workshop (AIP) <Fundamental Physics of Ferroelectrics>   CP677   1 - 9   2003年

Disorder in BaTiO_3_ and SrTiO_3_ and the “Ferroelectric” Transition in SrTi^18^O_3_

Robert Blinc Bostjan Zalar Andrija Lebar, Mitsuru Itoh

Proceedings of Williamsburg Ferroelectric Workshop (AIP) <Fundamental Physics of Ferroelectrics>   CP677   20 - 25   2003年

ペロブスカイト型コバルト酸化物のスピン状態とスピンクロスオーバー現象

壺内信吾, 京免徹, 伊藤満

熱測定   30 ( 4 )   180 - 188   2003年

Valence and Spin State of Co and Ni Ions and their Relation to Metallicity and Ferromagnetism in LaCo_0.5_Ni_0.5_O_3_

Toru Kyomen, Ryutaro Yamazaki Mitsuru Itoh

Physical Review B   68   104416 1-6   2003年

Dielectric Properties of Spark-Plasma-Sintered (Na_0.5_K_0.5_)NbO_3_-PbTiO_3_ Ceramics

R. Wang, R. Xie, T. Sekiya, Y. Shimojo, Y. Akimune, N. Hirosaki M. Itoh

Ferroelectrics   286   93 - 99   2003年

Dynamical Mechanism of the Ferroelectric Phase Transition of SrTi^18^O_3_ Studied by Light Scattering

Hiroki Hasebe, Yuhji Tsujimi Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Physical Review B   68 ( 1 )   014109 1-7   2003年

Raman Spectra of Ferroelectric Soft Mode in SrTiO_3_: Effect of Electric Field

Takeshi Shigenari, Kohji Abe, Keiji, Yamashita Tomohiko, Takemoto Ruiping, Wang, Mitsuru Itoh

Ferroelectrics   285   41 - 48   2003年

Piezoelectric properties of spark-plasma-sintered (Na K-0.5(0.5))NbO3-PbTiO3 ceramics

RP Wang, RJ Xie, T Sekiya, Y Shimojo, Y Akimune, N Hirosaki, M Itoh

JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS SHORT NOTES & REVIEW PAPERS   41 ( 11B )   7119 - 7122   2002年11月

Second-harmonic study of polar symmetry and domain structure in (SrTiO3)-O-18

L Zhang, W Kleemann, RP Wang, M Itoh

APPLIED PHYSICS LETTERS   81 ( 16 )   3022 - 3024   2002年10月

Influence of covalent character on high Li ion conductivity in a perovskite-type Li ion conductor: Prediction from a molecular dynamics simulation of La0.6Li0.2TiO3

T Katsumata, Y Inaguma, M Itoh, K Kawamura

CHEMISTRY OF MATERIALS   14 ( 9 )   3930 - 3936   2002年9月

Simultaneous metal-insulator and spin-state transitions in Pr0.5Ca0.5CoO3

S Tsubouchi, T Kyomen, M Itoh, P Ganguly, M Oguni, Y Shimojo, Y Morii, Y Ishii

PHYSICAL REVIEW B   66 ( 5 )   052418   2002年8月

New n-type thermoelectric oxide, Cd3TeO6

YJ Shan, K Sasaki, K Sudo, H Imoto, M Itoh

JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS   41 ( 7A )   L780 - L782   2002年7月

Phase transition and random-field induced domain wall response of SrTi18O3

L Zhang, W Kleemann, J Dec, R Wang, M Itoh

EUROPEAN PHYSICAL JOURNAL B   28 ( 2 )   163 - 171   2002年7月

Investigation of isotope effect of lithium ion conductivity in (La, Li)TiO3 single crystal

Shunsuke Kunugi, Toru Kyomen, Yoshiyuki Inaguma, Mitsuru Itoh

Electrochemical and Solid-State Letters   5 ( 6 )   A131 - A134   2002年6月

Crystal structure of a lithium ion-conducting perovskite La2/3-xLi3xTiO3 (x=0.05)

Y Inaguma, T Katsumata, M Itoh, Y Morii

JOURNAL OF SOLID STATE CHEMISTRY   166 ( 1 )   67 - 72   2002年6月

Magnetic and electronic nature of layered manganese oxysulfide Sr 2CuMnO 3S

Y. Kamihara, M. Matoba, T. Kyomen, M. Itoh

Journal of Applied Physics   91 ( 10 I )   8864 - 8866   2002年5月

Brillouin-scattering study of the broad doublet in isotopically exchanged SrTiO3

M Yamaguchi, T Yagi, Y Tsujimi, H Hasebe, R Wang, M Itoh

PHYSICAL REVIEW B   65 ( 17 )   172102 1-4   2002年5月

Soft mode of (SrTiO3xO3(1-x))-O-18-O-16 studied by Raman scattering

M Kasahara, RP Wang, M Itoh, T Yagi

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN   71 ( 5 )   1254 - 1256   2002年5月

Magnetic and electronic nature of layered manganese oxysulfide Sr2CuMnO3S

Y Kamihara, M Matoba, T Kyomen, M Itoh

JOURNAL OF APPLIED PHYSICS   91 ( 10 )   8864 - 8866   2002年5月

Large tunability driven by low electric field in oxygen-isotope-exchanged strontium titanate at cryogenic temperatures

RP Wang, M Itoh

APPLIED PHYSICS LETTERS   80 ( 16 )   2964 - 2966   2002年4月

Magnetic anomalies in NaxCoO2 (x=0.75)

T Takeuchi, M Matoba, T Aharen, M Itoh

PHYSICA B-CONDENSED MATTER   312 ( 1 )   719 - 720   2002年3月

Domain state properties of the oxygen isotope-exchanged strontium titanate: SrTi18O3

Mitsuru Itoh, Ruiping Wang

Ferroelectrics   269   177 - 182   2002年1月

Raman spectra in ferroelectric SrTi18O3

Kohji Abe, Keiji Yamashita, Yoshiharu Tomita, Takeshi Shigenari, Ruiping Wang, Mitsuru Itoh

Ferroelectrics   272   155 - 160   2002年1月

Brillouin scattering study of ferroelectric SrTi(18O X16O1-X)3

Hiroki Hasebe, Yuhji Tsujimi, Ruiping Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   272   39 - 44   2002年1月

Magnetism of Novel Layered Cobalt Oxysulfide Sr_2_Cu_2_CoO_2_S_2_ with Strongly Correlated CoO_2_ Square-Planes

M. Matoba, T, Takeuchi, S. Okada, Y. Kamihara, M. Itoh, K. Ohoyama, Y. Yamaguchi

Physica B   312 ( 1 )   630 - 631   2002年

Electric Nature of Delafossite-type AgMO_2_ [M=Fe, Co, and Ni] and PdCoO_2_ as Key Thermoelectric Materials

M. Matoba, H, Ueno, H, Okabe, M. Itoh

Oxide Thermoelectrics(Research Signpost)   235 - 243   2002年

ぺロブスカイト型酸化物の構造と物性で果たす希土類元素の役割

伊藤満

希土類   40   43 - 67   2002年

Structural Study on a Quantum Ferroelectric Transition in SrTi(^18^O_0.84_^16^O_0.16_)_3_

S. Takesue, J. Muraoka, Y. Fujii, N. Ikeda, M. Itoh, R. Wang, Y. Noda

Spring 8 User Experimental Report   spring 8   2002年

Crossover between Ferroelectric and Quantum Ferroelectric in SrTiO_3_ both by Isotopic Substitution and Hydrostatic Pressure

Ruiping Wang, Mitsuru Itoh

Proceedings of MRS Meeting, April 1-5   718   291 - 296   2002年

Soft-phonon Dynamics in the Isotopically Induced Ferroelectric Phase Transition of Strontium Titanate

Toshirou Yagi, Masaru Kasahara Yuhji, Tsujimi Hiroki, Hasebe Masashi Yamaguchi Ruiping, Wang, Mitsuru Itoh

Proceedings of MRS Meeting, April 1-5   718   183 - 188   2002年

ぺロブスカイト型酸化物における同位体置換と物性

伊藤満

溶融塩および高温化学   45 ( 2 )   151 - 163   2002年

Calorimetric and structural studies of La1-xYxAlO3 and Y1-xLuxAlO3 crystals

T. Kyomen, M. Itoh

Journal of Thermal Analysis and Calorimetry   69 ( 3 )   813 - 819   2002年

層状Mn酸化硫化物の機能性探求

神原陽一, 的場正憲, 京免徹 伊藤満

日本応用磁気学会誌   26 ( 4 )   372 - 375   2002年

Ferroelectric Phase Transition in Perovskite Oxide CdTiO_3_

Yue Jin Shan, Hajime Mori, Hideo Imoto, Mitsuru Itoh

Ferroelectrics   270   381 - 386   2002年

Domain State Properties of the Oxygen Isotope-exchanged Strontium Titanate: SrTi^18^O_3_

Mitsuru Itoh Ruiping Wang

Ferroelectrics   269   177 - 182   2002年

Phase Transition of SrTi^18^O_3_ Studied with Raman Scattering

Masaru Kasahara Hiroshi, Hasebe Ruiping Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   272   15 - 19   2002年

Isotopically Induced Ferroelectric Phase Transition in SrTi^18^O_3_ Studied by Brillouin and Raman Scattering

T.Yagi M.Kasahara, Y.Tsujimi, M.Yamaguchi, H.Hasebe R. Wang, Mitsuru Itoh

Ferroelectrics   266   153 - 163   2002年

Magnetism of Novel Layered Cobalt Oxysulfide Sr_2_Cu_2_CoO_2_S_2_ with Strongly Correlated CoO_2_ Square-Planes

M. Matoba, T, Takeuchi, S. Okada, Y. Kamihara, M. Itoh, K. Ohoyama, Y. Yamaguchi

Physica B   312 ( 1 )   630 - 631   2002年

Brillouin and Raman Scattering Study of the Isotopically Induced Ferroelectric Phase Transition of SrTi^18^O_3_

T. Yagi, M. Kasahara, Y. Tsujimi M, Yamaguchi, H, Hasebe R. Wang, Mitsuru Itoh

Physica B   316-317   596 - 599   2002年

Nonlinear Response of Dielectric Properties of Nano-domains in SrTi^18^O_3_

Mitsuru Itoh Ruiping Wang Miho Narahara Tooru Kyomen

Transaction of Material Research Society   27 ( 1 )   227 - 230   2002年

Investigation of Isotope Effect of Lithium Ion Conductivity in (La,Li)TiO_3_ Single Crystals

Shunsuke Kunugi, Toru Kyomen, Yoshiyuki Inaguma, Mitsuru Itoh

Electrochemical and Solid-State Letters   5 ( 6 )   A131 - A134   2002年

Structural Study on a Quantum Ferroelectric Transition in SrTi(^18^O_0.84_^16^O_0.16_)_3_

S. Takesue, J. Muraoka, Y. Fujii, N. Ikeda, M. Itoh, R. Wang, Y. Noda

Spring 8 User Experimental Report   spring 8   2002年

Electric Nature of Delafossite-type AgMO_2_ [M=Fe, Co, and Ni] and PdCoO_2_ as Key Thermoelectric Materials

M. Matoba, H, Ueno, H, Okabe, M. Itoh

Oxide Thermoelectrics(Research Signpost)   235 - 243   2002年

Crossover between Ferroelectric and Quantum Ferroelectric in SrTiO_3_ both by Isotopic Substitution and Hydrostatic Pressure

Ruiping Wang, Mitsuru Itoh

Proceedings of MRS Meeting, April 1-5   718   291 - 296   2002年

Soft-phonon Dynamics in the Isotopically Induced Ferroelectric Phase Transition of Strontium Titanate

Toshirou Yagi, Masaru Kasahara Yuhji, Tsujimi Hiroki, Hasebe Masashi Yamaguchi Ruiping, Wang, Mitsuru Itoh

Proceedings of MRS Meeting, April 1-5   718   183 - 188   2002年

Properties of Isotope-exchanged Perovskite-type Oxides

MITSURU ITOH

Molten Salt   45 ( 2 )   151 - 163   2002年

Ferroelectric Phase Transition in Perovskite Oxide CdTiO_3_

Yue Jin Shan, Hajime Mori, Hideo Imoto, Mitsuru Itoh

Ferroelectrics   270   381 - 386   2002年

Properties of Novel Layered Manganese Oxysulfide Sr_2_CuMnO_3_S

Y.Kamihra, M.Matoba, T.Kyomen M.Itoh

Nippon Oyo Jiki Gakkaishi   26 ( 4 )   372 - 375   2002年

Phase Transition of SrTi^18^O_3_ Studied with Raman Scattering

Masaru Kasahara Hiroshi, Hasebe Ruiping Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   272   15 - 19   2002年

Brillouin and Raman Scattering Study of the Isotopically Induced Ferroelectric Phase Transition of SrTi^18^O_3_

T. Yagi, M. Kasahara, Y. Tsujimi M, Yamaguchi, H, Hasebe R. Wang, Mitsuru Itoh

Physica B   316-317   596 - 599   2002年

Isotopically Induced Ferroelectric Phase Transition in SrTi^18^O_3_ Studied by Brillouin and Raman Scattering

T.Yagi M.Kasahara, Y.Tsujimi, M.Yamaguchi, H.Hasebe R. Wang, Mitsuru Itoh

Ferroelectrics   266   153 - 163   2002年

Nonlinear Response of Dielectric Properties of Nano-domains in SrTi^18^O_3_

Mitsuru Itoh Ruiping Wang Miho Narahara Tooru Kyomen

Transaction of Material Research Society   27 ( 1 )   227 - 230   2002年

Birefringence Study of Ferroelectric Ordering in Oxygen Isotope Exchanged Systems SrTi(16O1-x 18Ox)3

Kiyoko Yamanaka, Ruiping Wang, Mitsuru Itoh, Katsunori Iio

Journal of the Physical Society of Japan   70 ( 11 )   3213 - 3216   2001年11月

Light scattering study of the ferroelectric phase transition in SrTi^18^O_3_

M. Yamaguchi, T. Yagi R, Wang, M. Itoh

Physical Review B   63   172102 - 1   2001年

Dielectric Anomalies in Oxygen-Isotope Exchanged SrTiO_3_ Single Crystals

Ruiping Wang, Mitsuru Itoh

Ferroelectrics   262   125 - 130   2001年

Effect of A-site Size Mismatch on Dielectric Properties of SrTiO_3_

Norihiko Sakamoto Ruiping Wang Mitsuru Itoh

Ferroelectrics   262   131 - 136   2001年

Ferroelectricity-evoking mass-inequality parameter for perovskite titanates ATiO(3)

T Nakamura, YJ Shan, M Itoh, Y Inaguma

FERROELECTRICS   259 ( 1-4 )   91 - 96   2001年

Ferroelectric Phase Transition of SrTi^18^O_3_ Studied by Brillouin Scattering

Yuhji Tsujimi Hiroki, Hasebe Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   261   213 - 218   2001年

Birefrigence study of the ferroelectric ordering in oxygen isotope exchanged SrTi(^16^O_1-x_^18^O_x_)_3_

Kiyoko Yamanaka Ruiping, Wang, Mitsuru Itoh, Katsunori Iio

Journal of the Physical Society of Japan   70 ( 11 )   3213 - 3216   2001年

Powder X-ray diffraction study of ferroelectric phase transition in perovskite oxide CdTiO3

YJ Shan, H Mori, RP Wang, WL Luan, H Imoto, M Itoh, T Nakamura

FERROELECTRICS   259 ( 1-4 )   85 - 90   2001年

Crystal Structures and Dielectric Properties of Novel Ordered Perovskite Oxides A(Sc_1/2_M_1/2_)O_3_(A=Ca, Sr, N=Nb, Ta)

Yue-Jin Shan Ayuko Ozeki Tetsuro Nakamura, Mitsuru Itoh

Ferroelectrics   264   175 - 180   2001年

Designing of tunable ferroelectrics: quantum vs. polar functuation in perovskite-type oxides

M Itoh, RP Wang

INTERNATIONAL JOURNAL OF MATERIALS & PRODUCT TECHNOLOGY   Special issue, SPM1   77 - 82   2001年

Synthesis and Dielectric Properties of A Perovskite, Bi_1/2_Ag_1/2_TiO_3_

Yoshiyuki Inaguma Tetsuhiro, Katsumata Ruiping, Wang Kazuhisa Kobashi, Mitsuru Itoh, Yue-Jin Shan, Tetsuro Nakamura

Ferroelectrics   264   127 - 132   2001年

Calorimetric Study of Ferroelectromagnetic Crystals, YMnO_3_, ErMnO_3_, and LuMnO_3_

Toru Kyomen, Minoru Morita, Mitsuru Itoh, Kay Kohn, Naoki Kamegashira

Ferroelectrics   264   223 - 228   2001年

Calorimetric Study of Ferroelectromagnetic Crystals, YMnO_3_, ErMnO_3_, and LuMnO_3_

Toru Kyomen, Minoru Morita, Mitsuru Itoh, Kay Kohn, Naoki Kamegashira

Ferroelectrics   264   223 - 228   2001年

Crystal Structures and Dielectric Properties of Novel Ordered Perovskite Oxides A(Sc_1/2_M_1/2_)O_3_(A=Ca, Sr, N=Nb, Ta)

Yue-Jin Shan Ayuko Ozeki Tetsuro Nakamura, Mitsuru Itoh

Ferroelectrics   264   175 - 180   2001年

Effects of A-site ion size mismatch on dielectric properties of SrTiO 3

Norihiko Sakamoto, Ruiping Wang, Mitsuru Itoh

Ferroelectrics   262 ( 1 )   131 - 136   2001年

Synthesis and Dielectric Properties of A Perovskite, Bi_1/2_Ag_1/2_TiO_3_

Yoshiyuki Inaguma Tetsuhiro, Katsumata Ruiping, Wang Kazuhisa Kobashi, Mitsuru Itoh, Yue-Jin Shan, Tetsuro Nakamura

Ferroelectrics   264   127 - 132   2001年

Dielectric anomalies in oxygen-isotope exchanged SrTiO3 single crystals

Ruiping Wang, Mitsuru Itoh

Ferroelectrics   262 ( 1 )   125 - 130   2001年

Suppression of the quantum fluctuation in ^18^O-enriched strontium titanate

Ruiping Wang, Mitsuru Itoh

Physical Review B   64 ( 17 )   174104 - 1   2001年

Thermodynamic and Magnetic Properties of Intercalated Layered Compounds Fe_x_NbS_2_

Thoshihide Thuji, Yasuhisa Yamamura, Mikio Koyano, Shin'ichi Katayama, Mitsuru Itoh

Journal of Alloys and Compounds   317/318   213 - 216   2001年

Dielectric Properties and Phase Transition Mechanisms in Sr_1-x_Ba_x_TiO_3_ solid solution at low concentration

Ruiping Wang, Yoshiyuki Inaguma, Mitsuru Itoh

Material Research Bulletin   36 ( 6 )   1693 - 1701   2001年

Raman Spectral Study of SrTi^18^O_3_

Masaru Kasahara Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Journal of Physical Society of Japan   70 ( 3 )   648 - 651   2001年

Light scattering study of the ferroelectric phase transition in SrTi^18^O_3_

M. Yamaguchi, T. Yagi R, Wang, M. Itoh

Physical Review B   63   172102 - 1   2001年

Suppression of the quantum fluctuation in ^18^O-enriched strontium titanate

Ruiping Wang, Mitsuru Itoh

Physical Review B   64 ( 17 )   174104 - 1   2001年

Ferroelectric phase transition of SrTi18O3 studied by brillouin scattering

Yuhji Tsujimi, Hiroki Hasebe, Ruiping Wang, Mitsuru Itoh, Toshirou Yagi

Ferroelectrics   261 ( 1 )   213 - 218   2001年

Thermodynamic and Magnetic Properties of Intercalated Layered Compounds Fe_x_NbS_2_

Thoshihide Thuji, Yasuhisa Yamamura, Mikio Koyano, Shin'ichi Katayama, Mitsuru Itoh

Journal of Alloys and Compounds   317/318   213 - 216   2001年

Dielectric Properties and Phase Transition Mechanisms in Sr_1-x_Ba_x_TiO_3_ solid solution at low concentration

Ruiping Wang, Yoshiyuki Inaguma, Mitsuru Itoh

Material Research Bulletin   36 ( 6 )   1693 - 1701   2001年

Raman Spectral Study of SrTi^18^O_3_

Masaru Kasahara Ruiping, Wang, Mitsuru Itoh, Toshirou Yagi

Journal of Physical Society of Japan   70 ( 3 )   648 - 651   2001年

Predominant factors for quantum paraelectric-quantum ferroelectric transition in SrTiO3-based oxides

RP Wang, Y Inaguma, M Itoh

PHYSICA B   284   1141 - 1142   2000年7月

Structure and magnetic properties of Sr(2)NiAO(6) (A = W, Te)

D Iwanaga, Y Inaguma, M Itoh

MATERIALS RESEARCH BULLETIN   35 ( 3 )   449 - 457   2000年2月

Investigation of Lattice Effects in Perovskite related compounds by ^18^O-isotope Exchange

Mitsuru Itoh Rajappan, Mahesh Ruiping Wang

Korean Journal of Ceramic Society   6   309 - 314   2000年

Epitaxial La_1/2_Na_1/2_TiO_3_ films as capacitor for temperature and electric field insensitive applications

R.M.V.Rao, K.Shimada M.Lippma, Y.Inaguma, M.Itoh, H.Munekata, H.Koinuma, M.Kawasaki

Journal of Applied Physics   88 ( 6 )   3756 - 3758   2000年