兼担
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理工学術院 大学院先進理工学研究科
2022/06/28 更新
理工学術院 大学院先進理工学研究科
理工学術院総合研究所 兼任研究員
理工学術院総合研究所(各務記念材料技術研究所) 流動研究員
東京大学 大学院理学系研究科 物理学専攻
東京大学 理学部 物理学科
1997年 東京大学 博士(理学)
早稲田大学 理工学術院先進理工学部物理学科 教授
早稲田大学 理工学部物理学科 助教授
科学技術振興事業団 研究員
ベル研究所 博士研究員
東京大学 大学院工学系研究科 助手
American Physical Society
日本物理学会
磁性、超伝導、強相関系
強相関電子系、物質開発、光物性
Large Negative Magnetoresistance in Ba3−xEuxNb5O15
Kenta Iwamoto, Wataru Sekino, Satomi Ito, Yumiko Katayama, Kazunori Ueno, Takuro Katsufuji
Journal of the Physical Society of Japan 91 ( 3 ) 033702 2022年03月 [査読有り]
担当区分:最終著者, 責任著者
Do electron distributions with orbital degree of freedom exhibit anisotropy?
Taishun Manjo, Shunsuke Kitou, Naoyuki Katayama, Shin Nakamura, Takuro Katsufuji, Yoichi Nii, Taka Hisa Arima, Joji Nasu, Takumi Hasegawa, Kunihisa Sugimoto, Daisuke Ishikawa, Alfred Q.R. Baron, Hiroshi Sawa
Materials Advances 3 ( 7 ) 3192 - 3198 2022年02月
Selection rule for the photoinduced phase transition dominated by anisotropy of strain in Ti3O5
Takuo Saiki, Taishi Yoshida, Kaoru Akimoto, Daigo Indo, Mitsutoshi Arizono, Tetsuji Okuda, Takuro Katsufuji
Physical Review B 105 ( 7 ) 075134 2022年02月 [査読有り]
担当区分:最終著者, 責任著者
Metal-insulator transition in Ba3-xSrxNb5O15
Yuhki Kondoh, Ryosuke Takei, Tetsuji Okuda, Kazunori Ueno, Yumiko Katayama, Takuo Saiki, Wataru Sekino, Tomomasa Kajita, Takuro Katsufuji
Physical Review B 104 125128 2021年09月 [査読有り]
担当区分:最終著者, 責任著者
Superstructures arising from V trimers with orbital ordering in BaV10O15
Tomomasa Kajita, Hideki Kuwahara, Shigeo Mori, Takuro Katsufuji
PHYSICAL REVIEW RESEARCH 3 033046 2021年07月 [査読有り]
担当区分:最終著者, 責任著者
Examination of Charge Order in Mixed Valence Oxide LuFe2O4 by Mossbauer Quadrupole Effect
Shin Nakamura, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 90 064702 2021年06月 [査読有り]
Orbital and magnetic ordering and domain-wall conduction in ferrimagnet La5Mo4O16
Takuro Katsufuji, Masayuki Miyake, Makoto Naka, Masahito Mochizuki, Sota Kogo, Tomomasa Kajita, Yasuhiro Shimizu, Masayuki Itoh, Takatoshi Hasegawa, Shunsuke Shimose, Shunta Noguchi, Takuo Saiki, Takuro Sato, Fumitaka Kagawa
PHYSICAL REVIEW RESEARCH 3 013105 2021年02月 [査読有り]
担当区分:筆頭著者, 責任著者
Pump-probe Spectroscopy with Uniaxial Strain for BaV10O15
Takuo Saiki, Kazuma Funahashi, Teruo Yamazaki, Tomomasa Kajita, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 90 024704 2021年02月 [査読有り]
担当区分:最終著者, 責任著者
Interplay between electronic correlation and atomic disorder in a low carrier density 4d transition-metal oxide
T. Yasuda, Y. Kondo, T. Kajita, K. Murota, D. Ootsuki, Y. Takagi, A. Yasui, N. L. Saini, T. Katsufuji, T. Mizokawa
PHYSICAL REVIEW B 102 205133 2020年11月 [査読有り]
Mössbauer Study of Rare-earth Ferroborate NdFe3(BO3)4
Shin Nakamura, Takatsugu Masuda, Kenya Ohgushi, Takuro Katsufuji
Journal of the Physical Society of Japan 89 ( 8 ) 084703 - 084703 2020年08月 [査読有り]
Ryusei Takahama, Toi Ishii, Daigo Indo, Mitsutoshi Arizono, Chieko Terakura, Yoshinori Tokura, Nao Takeshita, Masaaki Noda, Hideki Kuwahara, Takuo Saiki, Takuro Katsufuji, Ryoichi Kajimoto, Tetsuji Okuda
Physical Review Materials 4 074401 2020年07月 [査読有り]
Nucleation and growth of orbital ordering
Takuro Katsufuji, Tomomasa Kajita, Suguru Yano, Yumiko Katayama, Kazunori Ueno
Nature Communications 11 ( 1 ) 2324 2020年05月 [査読有り]
担当区分:筆頭著者, 責任著者
Change in the optical spectrum of BaV10O15 with applied uniaxial strain
T. Saiki, S. Ohkubo, K. Funahashi, T. Yamazaki, T. Kajita, T. Katsufuji
Phys. Rev. B 101 ( 12 ) 121111(R) 2020年03月 [査読有り]
担当区分:最終著者, 責任著者
Nonlinear Behavior in the Electrical Resistance of Strongly Correlated Insulators
T. Katsufuji, H. Ikeda, M. Ashizawa, M. Oike, T. Kajita
J. Phys. Soc. Jpn. 89 ( 4 ) 044702 2020年03月 [査読有り]
担当区分:筆頭著者, 責任著者
Competitive Local Structure in Mixed Vanadium Spinel Fe1-xMnxV2O4
Shin Nakamura, Kaito Tasaki, Takuro Katsufuji
JPS Conf. Proc. 011142 2020年 [査読有り]
Temperature-dependent evolution of Ti 3d spectral features at surface of BaxTi8O16+δ
S. Dash, H. Enomoto, T. Kajita, K. Ono, K. Horiba, M. Kobayashi, H. Kumigashira, V. Kandyba, A. Giampietri, A. Barinov, F. Stramaglia, N. L. Saini, T. Katsufuji, T. Mizokawa
Phys. Rev. B 100 ( 12 ) 125153 2019年09月 [査読有り]
Local Structure and Magnetic Structure of Spinel Oxide MnV2O4 Observed by Mössbauer Spectroscopy
S. Nakamura, T. Katsufuji
J. Phys. Soc. Jpn. 88 ( 6 ) 064703 2019年05月 [査読有り]
Temperature-dependent valence state within the metallic phase of BaV10O15 probed by hard x-ray photoelectron spectroscopy
S. Dash, M. Okawa, T. Kajita, T. Yoshino, R. Shimoyama, K. Takahashi, Y. Takahashi, R. Takayanagi, T. Saitoh, A. Yasui, E. Ikenaga, N. L. Saini, T. Katsufuji, T. Mizokawa
Phys. Rev. B 99 ( 3 ) 035122 2019年01月 [査読有り]
Magnetotransport Properties of the Orbital-Ordered State of Ba1−xSrxV13O18
K. Funahashi, Y. Kakesu, T. Kajita, Y. Obata, Y. Katayama, K. Ueno, T. Suzuki, J. G. Checkelsky, T. Katsufuji
J. Phys. Soc. Jpn. 88 ( 2 ) 024708 2019年01月 [査読有り]
担当区分:最終著者, 責任著者
Doping effect on orthorhombic Sr2VO4 with s=1/2 dimers
K. Funahashi, T. Higashide, T. Ueno, K. Tasaki, Y. Tahara, M. Adachi, T. Saiki, T. Kajita, T. Katsufuji
Phys. Rev. B 98 ( 18 ) 184422 2018年11月 [査読有り]
担当区分:最終著者, 責任著者
Strongly correlated oxides for energy harvesting
Jobu Matsuno, Jun Fujioka, Tetsuji Okuda, Kazunori Ueno, Takashi Mizokawa, Takuro Katsufuji
SCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS 19 ( 1 ) 899 - 908 2018年10月 [査読有り]
Transport, magnetic, thermoelectric, and structural properties of hollandite titanates BaxTi8O16+δ
Y. Yamashita, T. Okuda, S. Mori, Y. Horibe, R. Murata, T. Katsufuji
Phys. Rev. Materials 2 ( 7 ) 74409 - 74409 2018年07月 [査読有り]
担当区分:最終著者, 責任著者
Electronic states and possible origin of the orbital-glass state in a nearly metallic spinel cobalt vanadate: An x-ray magnetic circular dichroism study
Yosuke Nonaka, Goro Shibata, Rui Koborinai, Keisuke Ishigami, Shoya Sakamoto, Keisuke Ikeda, Zhendong Chi, Tsuneharu Koide, Arata Tanaka, Takuro Katsufuji, Atsushi Fujimori
Physical Review B 97 ( 20 ) 205126 2018年05月 [査読有り]
Anomalous double-stripe charge ordering in β−NaFe2O3 with double triangular layers consisting of almost perfect regular Fe4 tetrahedra
S. Kobayashi, H. Ueda, C. Michioka, K. Yoshimura, S. Nakamura, T. Katsufuji, H. Sawa
Phys. Rev. Materials 2 ( 5 ) 054402 2018年05月 [査読有り]
Thermal conductivity of SrVO3−SrTiO3 thin films: Evidence of intrinsic thermal resistance at the interface between oxide layers
T. Katsufuji, T. Saiki, S. Okubo, Y. Katayama, K. Ueno
Phys. Rev. Materials 2 ( 5 ) 051002(R) 2018年05月 [査読有り]
担当区分:筆頭著者, 責任著者
Anomalous metallic state with strong charge fluctuations in BaxTi8O16+δ revealed by hard x-ray photoemission spectroscopy
S. Dash, T. Kajita, M. Okawa, T. Saitoh, E. Ikenaga, N. L. Saini, T. Katsufuji, T. Mizokawa
Phys. Rev. B 97 ( 16 ) 165116 2018年04月 [査読有り]
V 2p core-level spectroscopy of V2+/V3+mixed valence AV<inf>10</inf>O<inf>15</inf>(A = Ba, Sr) and Ba<inf>0.9</inf>Sr<inf>0.1</inf>V<inf>13</inf>O<inf>18</inf>
Dash, S, Kajita, T, Yoshino, T, Saini, N. L, Katsufuji, T, Mizokawa, T
Journal of Electron Spectroscopy and Related Phenomena 223 11 - 20 2018年02月 [査読有り]
Trimerization and orbital ordering in Ba1−xSrxV13O18
T. Kajita, Y. Obata, Y. Kakesu, Y. Imai, Y. Shmizu, M. Itoh, H. Kuwahara, T. Katsufuji
Physical Review B 96 ( 24 ) 245126-1 - 245126-7 2017年12月 [査読有り]
担当区分:最終著者, 責任著者
Inhomogeneous electronic states associated with charge-orbital order/disorder in BaV10O15 probed by photoemission spectromicroscopy
T. Yoshino, K. Wakita, E. Paris, A. Barinov, T. Kajita, T. Katsufuji, V. Kandyba, T. Sugimoto, T. Yokoya, N. L. Saini, T. Mizokawa
PHYSICAL REVIEW B 96 ( 11 ) 115161 - 115161 2017年09月 [査読有り]
Variety of elastic anomalies in an orbital-active nearly itinerant cobalt vanadate spinel
Tadataka Watanabe, Shogo Yamada, Rui Koborinai, Takuro Katsufuji
PHYSICAL REVIEW B 96 ( 1 ) 014422 2017年07月 [査読有り]
Photoinduced phase transitions over three phases in Ba0.9Sr0.1V13O18
T. Saiki, N. Yamaguchi, Y. Obata, Y. Kakesu, T. Kajita, T. Katsufuji
PHYSICAL REVIEW B 96 ( 3 ) 035133 2017年07月 [査読有り]
担当区分:最終著者, 責任著者
Time-of-Flight Elastic and Inelastic Neutron Scattering Studies on the Localized 4d Electron Layered Perovskite La5Mo4O16
Kazuki Iida, Ryoichi Kajimoto, Yusuke Mizuno, Kazuya Kamazawa, Yasuhiro Inamura, Akinori Hoshikawa, Yukihiko Yoshida, Takeshi Matsukawa, Toru Ishigaki, Yukihiko Kawamura, Soshi Ibuka, Tetsuya Yokoo, Shinichi Itoh, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 86 ( 6 ) 064803 2017年06月 [査読有り]
Anomalous relaxation behavior in the resistivity and magnetization of La5Mo4O16
Y. Mizuno, T. Hasegawa, T. Katsufuji
PHYSICAL REVIEW B 95 ( 22 ) 224436 2017年06月 [査読有り]
担当区分:最終著者, 責任著者
Electronic properties of Ba1−xSrxV13O18 (x=0,0.2,1) studied using hard x-ray photoelectron spectroscopy
S. Dash, M. Okawa, T. Kajita, T. Yoshino, R. Shimoyama, K. Takahashi, Y. Takahashi, R. Takayanagi, T. Saitoh, D. Ootsuki, T. Yoshida, E. Ikenaga, N. L. Saini, T. Katsufuji, T. Mizokawa
Phys. Rev. B 95 ( 19 ) 195116 2017年05月 [査読有り]
Orbital reorientation in MnV2O4 observed by V NMR
Euna Jo, Sejun Park, Jooseop Lee, Soonchil Lee, Jeong Hyun Shim, Takehito Suzuki, Takuro Katsufuji
SCIENTIFIC REPORTS 7 2178 2017年05月 [査読有り]
Unusual valence state and metal-insulator transition in BaV10 O-15 probed by hard x-ray photoemission spectroscopy
T. Yoshino, M. Okawa, T. Kajita, S. Dash, R. Shimoyama, K. Takahashi, Y. Takahashi, R. Takayanagi, T. Saitoh, D. Ootsuki, T. Yoshida, E. Ikenaga, N. L. Saini, T. Katsufuji, T. Mizokawa
PHYSICAL REVIEW B 95 ( 7 ) 2017年02月 [査読有り]
Reversible Single-Crystal-to-Single-Crystal Phase Transition of Chiral Salicylidenephenylethylamine
Akifumi Takanabe, Takuro Katsufuji, Kohei Johmoto, Hidehiro Uekusa, Motoo Shiro, Hideko Koshima, Toru Asahi
CRYSTALS 7 ( 1 ) 2017年01月 [査読有り]
Photoinduced dynamics in doped Mott insulators with polaronic conduction: Ba2Ti13O22 and BaxTi8O16
N. Yamaguchi, A. Furuhashi, H. Nishihara, R. Murata, K. Takayama, T. Katsufuji
PHYSICAL REVIEW B 94 ( 4 ) 045119 2016年07月 [査読有り]
担当区分:最終著者, 責任著者
Magnetic field and in situ stress dependence of elastic behavior in EuTiO3 from resonant ultrasound spectroscopy
Jason Schiemer, Leszek J. Spalek, Siddharth S. Saxena, Christos Panagopoulos, Takuro Katsufuji, Annette Bussmann-Holder, Juergen Koehler, Michael A. Carpenter
PHYSICAL REVIEW B 93 ( 5 ) 054108 2016年02月 [査読有り]
Universal Behaviors of the Phonon Thermal Conductivity Associated with Charge/Orbital Ordering in Transition-Metal Oxides
Takuro Katsufuji, Tetsuji Okuda, Ryuichi Murata, Tatsuya Kanzaki, Kota Takayama, Tomomasa Kajita
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 85 ( 1 ) 013703 2016年01月 [査読有り]
担当区分:筆頭著者, 責任著者
Orbital Glass State of the Nearly Metallic Spinel Cobalt Vanadate
R. Koborinai, S. E. Dissanayake, M. Reehuis, M. Matsuda, T. Kajita, H. Kuwahara, S-H. Lee, T. Katsufuji
PHYSICAL REVIEW LETTERS 116 ( 3 ) 037201 2016年01月 [査読有り]
担当区分:最終著者, 責任著者
Electronic phase transition in hollandite titanates BaxTi8O16+δ
R. Murata, T. Sato, T. Okuda, Y. Horibe, H. Tsukasaki, S. Mori, N. Yamaguchi, K. Sugimoto, S. Kawaguchi, M. Takata, T. Katsufuji
Phys. Rev. B 92 ( 22 ) 220408(R) 2015年12月 [査読有り]
担当区分:最終著者, 責任著者
Coupling between Mott excitation and d−d transitions in CoV2O4
H. Nishihara, A. Furuhashi, N. Yamaguchi, R. Koborinai, T. Katsufuji
Phys. Rev. B 92 ( 14 ) 140401(R) 2015年10月 [査読有り]
担当区分:最終著者, 責任著者
Long-time relaxation of the magnetization in a pure crystal magnet La5Mo4O16
T. Konishi, K. Kobayashi, T. Katsufuji
PHYSICAL REVIEW B 92 ( 2 ) 020419(R) 2015年07月 [査読有り]
担当区分:最終著者, 責任著者
Magnetoelastic relaxations in EuTiO3
J. Schiemer, L. J. Spalek, S. S. Saxena, C. Panagopoulos, T. Katsufuji, M. A. Carpenter
EPL 109 ( 5 ) 57004 2015年03月 [査読有り]
Elastic Anomalies in Orbital-Degenerate Frustrated Spinel CoV2O4
Tadataka Watanabe, Shogo Yamada, Rui Koborinai, Takuro Katsufuji
Physics Procedia 75 898 - 901 2015年 [査読有り]
Magnetoresistance in a doped Mott-Hubbard system: RTiO3
T. Ito, Y. Shimada, T. Katsufuji
PHYSICAL REVIEW B 91 ( 2 ) 024411 2015年01月 [査読有り]
担当区分:最終著者, 責任著者
Comparative studies of the thermal conductivity of spinel oxides with orbital degrees of freedom
Y. Ishitsuka, T. Ishikawa, R. Koborinai, T. Omura, T. Katsufuji
PHYSICAL REVIEW B 90 ( 22 ) 224411 2014年12月 [査読有り]
担当区分:最終著者, 責任著者
Elastic and anelastic relaxations associated with phase transitions in EuTiO3
Leszek J. Spalek, Siddharth S. Saxena, Christos Panagopoulos, Takuro Katsufuji, Jason A. Schiemer, Michael A. Carpenter
Physical Review B - Condensed Matter and Materials Physics 90 ( 5 ) 2014年08月 [査読有り]
Elastic and anelastic relaxations associated with phase transitions in EuTiO3
Leszek J. Spalek, Siddharth S. Saxena, Christos Panagopoulos, Takuro Katsufuji, Jason A. Schiemer, Michael A. Carpenter
PHYSICAL REVIEW B 90 ( 5 ) 054119 2014年08月 [査読有り]
Anomalous metallic ground state in BaV13O18
T. Kanzaki, J. Fujioka, Y. Tokura, H. Kuwahara, T. Katsufuji
PHYSICAL REVIEW B 89 ( 14 ) 140401(R) 2014年04月 [査読有り]
担当区分:最終著者, 責任著者
Effect of Offstoichiometry on the Physical Properties of Sr2VO4
Takashi Ueno, Jungeun Kim, Masaki Takata, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 83 ( 3 ) 034708 2014年03月 [査読有り]
担当区分:最終著者, 責任著者
Photoinduced dynamics of spinel MnV2O4
K. Takubo, Y. Onishi, A. Furuhashi, A. Nogami, T. Katsufuji
PHYSICAL REVIEW B 88 ( 21 ) 214416 2013年12月 [査読有り]
担当区分:最終著者, 責任著者
Dynamic spin correlations in the frustrated cubic phase of MnV 2O4
Jae-Ho Chung, Young-Sang Song, J. H. Kim, T. Suzuki, T. Katsufuji, M. Matsuda, S. H. Lee
Physical Review B - Condensed Matter and Materials Physics 88 ( 9 ) 094430 2013年09月
Photoinduced dynamics in spinel and pyrochlore vanadates as Mott-Hubbard insulators with magnetic ordering
A. Furuhashi, H. Nishihara, K. Takubo, T. Katsufuji
PHYSICAL REVIEW B 88 ( 6 ) 060410(R) 2013年08月 [査読有り]
担当区分:最終著者, 責任著者
Electronic phase transition and an anomalous ordered phase in Ba 2Ti13O22 with 3d1 ions on a triangle-based lattice
K. Takayama, T. Koyama, S. Mori, K. Kato, M. Takata, J. Fujioka, Y. Tokura, J. Miyazaki, T. Katsufuji
Physical Review Letters 110 ( 19 ) 196405 2013年05月 [査読有り]
担当区分:最終著者, 責任著者
Temperature Dependence of the Photoinduced Dynamics on the Cleaved Surface of BaV10O15
Ayaka Nogami, Tatsuya Kanzaki, Asuka Furuhashi, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 82 ( 3 ) 034713 2013年03月 [査読有り]
担当区分:最終著者, 責任著者
Moving Domain Boundary and the Spontaneous Flow of Thermal Current Controlled by Magnetic Field in Spinel MnV2O4
Takuro Katsufuji, Takayuki Ishikawa, Yosuke Ishitsuka
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 82 ( 3 ) 034602 2013年03月 [査読有り]
担当区分:筆頭著者, 責任著者
Low Temperature Structural Instability of Tetragonal Spinel Mn3O4
Jae-Ho Chung, Kee Hwan Lee, Young-Sang Song, Takehito Suzuki, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 82 ( 3 ) 034707 2013年03月 [査読有り]
Electric field modulation of the tetragonal domain orientation revealed in the magnetic ground state of quantum paraelectric EuTiO3
A. P. Petrović, Y. Kato, S. S. Sunku, T. Ito, P. Sengupta, L. Spalek, M. Shimuta, T. Katsufuji, C. D. Batista, S. S. Saxena, C. Panagopoulos
Physical Review B - Condensed Matter and Materials Physics 87 ( 6 ) 2013年02月 [査読有り]
Electric field modulation of the tetragonal domain orientation revealed in the magnetic ground state of quantum paraelectric EuTiO3
A. P. Petrovic, Y. Kato, S. S. Sunku, T. Ito, P. Sengupta, L. Spalek, M. Shimuta, T. Katsufuji, C. D. Batista, S. S. Saxena, C. Panagopoulos
PHYSICAL REVIEW B 87 ( 6 ) 064103 2013年02月 [査読有り]
Change of the optical conductivity spectra with orbital and spin ordering in spinel MnV2O4
T. Katsufuji, T. Takubo, T. Suzuki
PHYSICAL REVIEW B 87 ( 5 ) 054424 2013年02月 [査読有り]
担当区分:筆頭著者, 責任著者
Giant magnetic anisotropy in Mn3O4 investigated by Mn-55(2+) and Mn-55(3+) NMR
Changsoo Kim, Euna Jo, Byeongki Kang, Sangil Kwon, Soonchil Lee, Jeong Hyun Shim, Takehiko Suzuki, Takuro Katsufuji
PHYSICAL REVIEW B 86 ( 22 ) 224420 2012年12月 [査読有り]
EuTiO 3 magnetic structure studied by neutron powder diffraction and resonant x-ray scattering
Valerio Scagnoli, Mattia Allieta, Helen Walker, Marco Scavini, Takuro Katsufuji, Leyre Sagarna, Oksana Zaharko, Claudio Mazzoli
Physical Review B - Condensed Matter and Materials Physics 86 ( 9 ) 2012年09月 [査読有り]
EuTiO3 magnetic structure studied by neutron powder diffraction and resonant x-ray scattering
Valerio Scagnoli, Mattia Allieta, Helen Walker, Marco Scavini, Takuro Katsufuji, Leyre Sagarna, Oksana Zaharko, Claudio Mazzoli
PHYSICAL REVIEW B 86 ( 9 ) 094432 2012年09月 [査読有り]
Orbital fluctuations in spinel Mn(V1-xAlx)(2)O-4 studied by thermal conductivity measurements
T. Omura, T. Ishikawa, Y. Ishitsuka, T. Katsufuji
PHYSICAL REVIEW B 86 ( 5 ) 054436 2012年08月 [査読有り]
Orbital states of V trimers in BaV10O15 detected by resonant x-ray scattering
K. Takubo, T. Kanzaki, Y. Yamasaki, H. Nakao, Y. Murakami, T. Oguchi, T. Katsufuji
PHYSICAL REVIEW B 86 ( 8 ) 085141 2012年08月 [査読有り]
Infrared phonon anomalies and orbital ordering in single-crystalline MnV2O4 spinel
K. Myung-Whun, S. Y. Jang, T. Katsufuji, A. V. Boris
PHYSICAL REVIEW B 85 ( 22 ) 224423 2012年06月 [査読有り]
Role of intrinsic disorder in the structural phase transition of magnetoelectric EuTiO 3
Mattia Allieta, Marco Scavini, Leszek J. Spalek, Valerio Scagnoli, Helen C. Walker, Christos Panagopoulos, Siddharth S. Saxena, Takuro Katsufuji, Claudio Mazzoli
Physical Review B - Condensed Matter and Materials Physics 85 ( 18 ) 2012年05月 [査読有り]
Role of intrinsic disorder in the structural phase transition of magnetoelectric EuTiO3
Mattia Allieta, Marco Scavini, Leszek J. Spalek, Valerio Scagnoli, Helen C. Walker, Christos Panagopoulos, Siddharth S. Saxena, Takuro Katsufuji, Claudio Mazzoli
PHYSICAL REVIEW B 85 ( 18 ) 184107 2012年05月 [査読有り]
Change of phonon Raman spectra with V trimerization in BaV10O15
T. Kanzaki, R. Kubota, T. Katsufuji
PHYSICAL REVIEW B 85 ( 14 ) 144410 2012年04月 [査読有り]
Thermal Rectification in the Vicinity of a Structural Phase Transition
Wataru Kobayashi, Daisuke Sawaki, Tsubasa Omura, Takuro Katsufuji, Yutaka Moritomo, Ichiro Terasaki
APPLIED PHYSICS EXPRESS 5 ( 2 ) 027302 2012年02月 [査読有り]
Charge-gap formation in the insulating states of AV(10)O(15) (A = Ba, Sr)
M. Hoshino, T. Kajita, T. Kanzaki, M. Uchida, Y. Tokura, T. Katsufuji
PHYSICAL REVIEW B 85 ( 8 ) 085106 2012年02月 [査読有り]
Orbital ordering and spin-singlet clusters in triangular-based vanadates
Yasuhiro Shimizu, Kenichiro Matsudaira, Masayuki Itoh, Takamasa Kajita, Miho Ikeda, Jun Miyazaki, Takuro Katsufuji
26TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT26), PTS 1-5 400 2012年 [査読有り]
Dynamics of photoinduced phenomena in AV 10O 15 (A = Ba, Sr)
A. Nogami, K. Takubo, T. Kajita, M. Hoshino, T. Katsufuji
Physical Review B - Condensed Matter and Materials Physics 84 ( 21 ) 2011年12月 [査読有り]
Dynamics of photoinduced phenomena in AV(10)O(15) (A = Ba, Sr)
A. Nogami, K. Takubo, T. Kajita, M. Hoshino, T. Katsufuji
PHYSICAL REVIEW B 84 ( 21 ) 214442 2011年12月 [査読有り]
Evolution of phonon Raman spectra with orbital ordering in spinel MnV2O4
K. Takubo, R. Kubota, T. Suzuki, T. Kanzaki, S. Miyahara, N. Furukawa, T. Katsufuji
PHYSICAL REVIEW B 84 ( 9 ) 094406 2011年09月 [査読有り]
Spin-singlet trimer state induced by competing orbital order in triangular-lattice BaV10O15
Yasuhiro Shimizu, Keniichiro Matsudaira, Masayuki Itoh, Tomomasa Kajita, Takuro Katsufuji
PHYSICAL REVIEW B 84 ( 6 ) 064421 2011年08月 [査読有り]
Spin-doping effect on the electronic structure of Sr1-(x plus y)Lax+yTi1-xCrxO3
T. Saitoh, H. Iwasawa, K. Kurahashi, Y. Nakano, T. Katsufuji, I. Hase, K. Shimada, H. Namatame, M. Taniguchi
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA 184 ( 3-6 ) 232 - 235 2011年04月 [査読有り]
Competition between vanadium tetramerization and trimerization in Ba1-xSrxV13O18
M. Ikeda, T. Okuda, K. Kato, M. Takata, T. Katsufuji
PHYSICAL REVIEW B 83 ( 13 ) 134417 2011年04月 [査読有り]
High-temperature interlayer magnetoresistance in La5Mo4O16
K. Kobayashi, T. Katsufuji
PHYSICAL REVIEW B 83 ( 10 ) 100411(R) 2011年03月 [査読有り]
Ferroelectric and structural antiphase domains in hexagonal RMnO 3
K. Kobayashi, T. Koyama, Y. Horibe, T. Katsufuji, S. W. Cheong, S. Mori
Materials Research Society Symposium Proceedings 1397 20 - 25 2011年 [査読有り]
Local spin susceptibility in the orbital-frustrated vanadium oxide BaV 10O15
Yasuhiro Shimizu, Ken-Ichiro Matsudaira, Masayuki Itoh, Tomomasa Kajita, Takuro Katsufuji
Journal of Physics: Conference Series 320 2011年 [査読有り]
Magnetic susceptibility and specific heat of a spinel MnV2O4 single crystal
Kim Myung-Whun, J. S. Kim, T. Katsufuji, R. K. Kremer
PHYSICAL REVIEW B 83 ( 2 ) 024403 2011年01月 [査読有り]
Chemical doping-induced flop of ferroelectric polarization in multiferroic Mn0.9Co0.1WO4
Y. -S. Song, Li Qin Yan, Bumsung Lee, Sae Hwan Chun, Kee Hoon Kim, Sung Baek Kim, A. Nogami, T. Katsufuji, J. Schefer, J. -H. Chung
PHYSICAL REVIEW B 82 ( 21 ) 214418 2010年12月 [査読有り]
Phase transitions and the role of vanadium t(2g) states in AV(13)O(18) (A = Sr, Ba)
M. Ikeda, Y. Nagamine, S. Mori, J. E. Kim, K. Kato, M. Takata, T. Katsufuji
PHYSICAL REVIEW B 82 ( 10 ) 104415(R) 2010年09月 [査読有り]
Crossover behavior of the crystal structure and the relation to magnetism in perovskite RTiO3
K. Takubo, M. Shimuta, J. E. Kim, K. Kato, M. Takata, T. Katsufuji
PHYSICAL REVIEW B 82 ( 2 ) 020401(R) 2010年07月 [査読有り]
Formation of a Three-Dimensional Network of V Trimers in A(2)V(13)O(22) (A = Ba, Sr)
J. Miyazaki, K. Matsudaira, Y. Shimizu, M. Itoh, Y. Nagamine, S. Mori, J. E. Kim, K. Kato, M. Takata, T. Katsufuji
PHYSICAL REVIEW LETTERS 104 ( 20 ) 207201 2010年05月 [査読有り]
Large off-diagonal magnetoelectric coupling in the quantum paraelectric antiferromagnet EuTiO3
V. V. Shvartsman, P. Borisov, W. Kleemann, S. Kamba, T. Katsufuji
Physical Review B - Condensed Matter and Materials Physics 81 ( 6 ) 2010年02月 [査読有り]
Large off-diagonal magnetoelectric coupling in the quantum paraelectric antiferromagnet EuTiO3
V. V. Shvartsman, P. Borisov, W. Kleemann, S. Kamba, T. Katsufuji
PHYSICAL REVIEW B 81 ( 6 ) 064426 2010年02月 [査読有り]
Opening of a charge gap with V trimerization in BaV10O15
T. Kajita, T. Kanzaki, T. Suzuki, J. E. Kim, K. Kato, M. Takata, T. Katsufuji
PHYSICAL REVIEW B 81 ( 6 ) 060405(R) 2010年02月 [査読有り]
Study of Dynamics in Inhomogeneous States by Temperature-Modulated Optical Reflectivity Measurement: Application to Perovskite Manganites
Junichi Masuzawa, Yuki Saiki, Takehito Suzuki, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 79 ( 1 ) 014704 2010年01月 [査読有り]
Frustrated Magnetism and Cooperative Phase Transitions in Spinels
Seung-Hun Lee, Hidenori Takagi, Despina Louca, Masaaki Matsuda, Sungdae Ji, Hiroaki Ueda, Yutaka Ueda, Takuro Katsufuji, Jae-Ho Chung, Sungil Park, Sang-Wook Cheong, Collin Broholm
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 79 ( 1 ) 011004 2010年01月 [査読有り]
Optical Study of the Accumulated Charge in the Amorphous InGaZnO4 Thin-Film Transistor
Akira Kato, Yoshiaki Uesu, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 78 ( 9 ) 093706 2009年09月 [査読有り]
Electronic structure of Sr0.8-yLa0.2+yTi0.8Cr0.2O3 studied by photoemission spectroscopy and first-principles band structure calculations
H. Iwasawa, S. Kaneyoshi, K. Kurahashi, T. Saitoh, I. Hase, T. Katsufuji, K. Shimada, H. Namatame, M. Taniguchi
PHYSICAL REVIEW B 80 ( 12 ) 125122 2009年09月 [査読有り]
Impact of orbital degrees of freedom on geometrical frustration in the kagome-like magnet SrVxGa12-xO19
J. Miyazaki, T. Sonehara, D. Akahoshi, H. Kuwahara, J. E. Kim, K. Kato, M. Takata, T. Katsufuji
PHYSICAL REVIEW B 79 ( 18 ) 180410(R) 2009年05月 [査読有り]
Direct observation of a repeatable change in electronic states with applied electric voltage pulses in the metal-insulator-metal structure
K. Azumi, K. Aoyama, S. Asanuma, Y. Uesu, T. Katsufuji
PHYSICAL REVIEW B 79 ( 12 ) 121101(R) 2009年03月 [査読有り]
Magnetodielectric and magnetoelastic properties of spinel Mn(3)O(4)
T. Suzuki, T. Katsufuji
25TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT25), PART 4 150 2009年 [査読有り]
Microscopic Observation of the Spin-Singlet Cluster in the Frustrated Spinel AlV2O4
Yasuhiro Shimizu, Moe Tanaka, Masayuki Itoh, Takuro Katsufuji
25TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT25), PART 4 150 2009年 [査読有り]
Second Harmonic Generation from Multiferroic MnWO4
Ayaka Nogami, Takehito Suzuki, Takuro Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 77 ( 11 ) 115001 2008年11月 [査読有り]
Spin-singlet formation in the geometrically frustrated spinel oxide AlV2O4: V-51 and Al-27 NMR measurements
Yasuhiro Shimizu, Moe Tanaka, Masayuki Itoh, Takuro Katsufuji
PHYSICAL REVIEW B 78 ( 14 ) 144423 2008年10月 [査読有り]
Magnetodielectric properties of spin-orbital coupled system Mn3O4
Takehito Suzuki, Takuro Katsufuji
PHYSICAL REVIEW B 77 ( 22 ) 220402(R) 2008年06月
Structural and magnetic properties of spinel FeV2O4 with two ions having orbital degrees of freedom
Takuro Katsufuji, Takehito Suzuki, Haruki Takei, Masao Shingu, Kenichi Kato, Keiichi Osaka, Masaki Takata, Hajime Sagayama, Taka-hisa Arima
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 77 ( 5 ) 53708 2008年05月 [査読有り]
Magnetic impurities and itinerant carriers in doped SrTiO(3): Anomalous Hall resistivity
D. Satoh, K. Okamoto, T. Katsufuji
PHYSICAL REVIEW B 77 ( 12 ) 121201(R) 2008年03月
Magnetic excitations and orbital physics in the ferrimagnetic spinels Mn B2 O4 (B=Mn,V)
J. H. Chung, J. H. Kim, S. H. Lee, T. J. Sato, T. Suzuki, M. Katsumura, T. Katsufuji
Physical Review B - Condensed Matter and Materials Physics 77 ( 5 ) 54412 2008年02月 [査読有り]
Nonvolatile memory effect of capacitance in polycrystalline spinel vanadate
H. Takei, T. Suzuki, T. Katsufuji
APPLIED PHYSICS LETTERS 91 ( 7 ) 72506 2007年08月 [査読有り]
Orbital ordering and magnetic field effect in MnV2O4
T. Suzuki, M. Katsumura, K. Taniguchi, T. Arima, T. Katsufuji
PHYSICAL REVIEW LETTERS 98 ( 12 ) 127203 2007年03月 [査読有り]
Ab initio calculation of charge- and spin-controlled Sr1-x-yLax+yTi1-xCrxO3
I. Hase, T. Saitoh, T. Katsufuji
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 310 ( 2 ) E281 - E282 2007年03月 [査読有り]
Independent control of charge and spin density in Sr(1-(xplusy))La(x+y)Ti(1-x)Cr(x)O(3) probed by photoemission spectroscopy
S. Kaneyoshi, H. Iwasawa, T. Saitoh, Y. Aiura, D. Satoh, T. Katsufuji, I. Hase, M. Higashiguchi, K. Shimada, H. Namatame, M. Taniguchi, M. Kubota, K. Ono
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 310 ( 2 ) E278 - E280 2007年03月 [査読有り]
Correlation between magnetic, dielectric properties and crystal structure in MnT2O4 (T = V, Cr, Mn)
T. Suzuki, K. Adachi, T. Katsufuji
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 310 ( 2 ) 780 - 781 2007年03月 [査読有り]
Doping effect on ferroelectric microstructure in YMn1-xTixO3
S. Mori, J. Tokunaga, Y. Horibe, T. Asada, Y. Koyama, T. Katsufuji
FERROELECTRICS 348 572 - 578 2007年 [査読有り]
Dynamical specific heat of two-phase coexistence in RMnO3
T. Nomura, J. Masuzawa, T. Katsufuji
PHYSICAL REVIEW B 74 ( 22 ) 220403(R) 2006年12月 [査読有り]
Transport, magnetic, and structural properties of spinel MnTi2O4 and the effect of V doping
T. Sonehara, K. Kato, K. Osaka, M. Takata, T. Katsufuji
PHYSICAL REVIEW B 74 ( 10 ) 104424 2006年09月 [査読有り]
Magnetic-field switching of crystal structure in spinel MnV2O4
T. Katsufuji, K. Adachi, T. Suzuki, M. Katsumura
PHYSICA B-CONDENSED MATTER 383 ( 1 ) 13 - 15 2006年08月 [査読有り]
Spin-dependent charge dynamics of an orbital-spin-coupled system: Yb2V2O7
K. Waku, T. Suzuki, T. Katsufuji
PHYSICAL REVIEW B 74 ( 2 ) 024402 2006年07月 [査読有り]
Erratum:Spontaneous formation of vanadium "molecules" in a geometrically frustrated crystal: AlV2O4 (vol 96, pg 086406, 2006)
Y. Horibe, M. Shingu, K. Kurushima, H. Ishibashi, N. Ikeda, K. Kato, Y. Motome, N. Furukawa, S. Mori, T. katsufuji
Phys. Rev. Lett. 96 ( 16 ) 169901 2006年04月 [査読有り]
Electric-field-induced resistance switching universally observed in transition-metal-oxide thin films
M Hamaguchi, K Aoyama, S Asanuma, Y Uesu, T Katsufuji
APPLIED PHYSICS LETTERS 88 ( 14 ) 142508 2006年04月 [査読有り]
Spontaneous formation of vanadium "molecules" in a geometrically frustrated crystal: AlV2O4
Y Horibe, M Shingu, K Kurushima, H Ishibashi, N Ikeda, K Kato, Y Motome, N Furukawa, S Mori, T Katsufuji
PHYSICAL REVIEW LETTERS 96 ( 8 ) 086406 2006年03月 [査読有り]
Electronic structure of charge- and spin-controlled Sr1-(xplusy)Lax+yTi1-xCrxO3
H Iwasawa, K Yamakawa, T Saitoh, J Inaba, T Katsufuji, M Higashiguchi, K Shimada, H Namatame, M Taniguchi
PHYSICAL REVIEW LETTERS 96 ( 6 ) 067203 2006年02月 [査読有り]
Coupling between magnetic, dielectric properties and crystal structure in MnT2O4 (T = V, Cr, Mn)
T. Suzuki, K. Adachi, T. Katsufuji
THIRD 21COE SYMPOSIUM: ASTROPHYSICS AS INTERDISCIPLINARY SCIENCE 31 235 - + 2006年 [査読有り]
Magnetocapacitance effect and related microstrucuture in Ti-doped YMnO3
S. Mori, J. Tokunaga, Y. Horibe, Y. Aikawa, T. Katsufuji
Physical Review B - Condensed Matter and Materials Physics 72 ( 22 ) 2005年12月 [査読有り]
Magnetocapacitance effect and related microstrucuture in Ti-doped YMnO3
S Mori, J Tokunaga, Y Horibe, Y Aikawa, T Katsufuji
PHYSICAL REVIEW B 72 ( 22 ) 224434 2005年12月 [査読有り]
Magnetic-field switching of crystal structure in an orbital-spin-coupled system: MnV2O4
K Adachi, T Suzuki, K Kato, K Osaka, M Takata, T Katsufuji
PHYSICAL REVIEW LETTERS 95 ( 19 ) 197202 2005年11月 [査読有り]
Structural phase transition and domain structures in YMn1-xTixO3
S Mori, J Tokunaga, Y Horibe, Y Aikawa, T Katsufuji
JAPANESE JOURNAL OF APPLIED PHYSICS PART 1-REGULAR PAPERS BRIEF COMMUNICATIONS & REVIEW PAPERS 44 ( 9B ) 7174 - 7176 2005年09月 [査読有り]
Large magnetoresistance in spin- and carrier-doped SrTiO3
J Inaba, T Katsufuji
PHYSICAL REVIEW B 72 ( 5 ) 052408 2005年08月 [査読有り]
Dynamics of the charge-spin interplay in a perovskite manganite
K Waku, T Suzuki, T Nomura, T Katsufuji
PHYSICAL REVIEW B 72 ( 1 ) 012418 2005年07月 [査読有り]
Soft X-ray photoemission study of CaB6
A Sekiyama, T Sasabayashi, A Higashiya, H Fujiwara, S Imada, K Taniguchi, H Takagi, T Katsufuji, K Kitazawa, S Suga
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA 144 659 - 661 2005年06月 [査読有り]
Effect of Mn trimerization on the magnetic and dielectric properties of hexagonal YMnO3
Y Aikawa, T Katsufuji, T Arima, K Kato
PHYSICAL REVIEW B 71 ( 18 ) 184418 2005年05月 [査読有り]
Magnetocapacitance in geometrically frustrated magnet ZnFe2O4
T Suzuki, Y Aikawa, T Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 74 ( 3 ) 863 - 866 2005年03月 [査読有り]
Doping effect on the charge ordering in AlV2O4
Y Horibe, K Kurushima, S Mori, T Asada, Y Koyama, M Shingu, T Katsufuji
PHYSICAL REVIEW B 71 ( 5 ) 052411 2005年02月 [査読有り]
Dynamics of the charge-spin interplay in a perovskite manganite
K. Waku, T. Suzuki, T. Nomura, T. Katsufuji
Physical Review B - Condensed Matter and Materials Physics 72 ( 1 ) 2005年 [査読有り]
Ferroelectric domains in hexagonal YMnO3
S Mori, Y Horibe, T Katsufuji
JOURNAL OF THE KOREAN PHYSICAL SOCIETY 46 ( 1 ) 37 - 39 2005年01月 [査読有り]
Charge dynamics of Ca2-xNaxCuO2Cl 2 as a correlated electron system with the ideal tetragonal lattice
K. Waku, T. Katsufuji, Y. Kohsaka, T. Sasagawa, H. Takagi, H. Kishida, H. Okamoto, M. Azuma, M. Takano
Physical Review B - Condensed Matter and Materials Physics 70 ( 13 ) 1 - 134501 2004年10月 [査読有り]
Charge dynamics of Ca2-xNaxCuO2Cl2 as a correlated electron system with the ideal tetragonal lattice
K Waku, T Katsufuji, Y Kohsaka, T Sasagawa, H Takagi, H Kishida, H Okamoto, M Azuma, M Takano
PHYSICAL REVIEW B 70 ( 13 ) 134501 2004年10月 [査読有り]
Raman study of the metal-insulator transition in pyroclilore Mo oxides
K. Taniguchi, T. Katsufuji, S. Iguchi, Y. Taguchi, H. Takagi, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 70 ( 10 ) 1 - 100401 2004年09月 [査読有り]
Raman study of the metal-insulator transition in pyrochlore Mo oxides
K Taniguchi, T Katsufuji, S Iguchi, Y Taguchi, H Takagi, Y Tokura
PHYSICAL REVIEW B 70 ( 10 ) 100401 2004年09月 [査読有り]
Electric-pulse-induced reflectance change in the thin film of perovskite manganite
K Aoyama, K Waku, A Asanuma, Y Uesu, T Katsufuji
APPLIED PHYSICS LETTERS 85 ( 7 ) 1208 - 1210 2004年08月 [査読有り]
Universal charge transport of the Mn oxides in the high temperature limit
W Kobayashi, Terasaki, I, M Mikami, R Funahashi, T Nomura, T Katsufuji
JOURNAL OF APPLIED PHYSICS 95 ( 11 ) 6825 - 6827 2004年06月 [査読有り]
Magnetocapacitance and spin fluctuations in the geometrically frustrated magnets R2Ti2O7 (R = rare earth)
T Katsufuji, H Takagi
PHYSICAL REVIEW B 69 ( 6 ) 064422 2004年02月 [査読有り]
Unconventional spin fluctuations in the hexagonal antiferromagnet YMnO <inf>3</inf>
T. J. Sato, S. H. Lee, T. Katsufuji, M. Masaki, S. Park, J. R.D. Copley, H. Takagi
Physical Review B - Condensed Matter and Materials Physics 68 ( 1 ) 144321 - 144325 2003年07月 [査読有り]
Neutron scattering study of the charge and the magnetic ordering in La2−xSrxNiO4
Y. Oohara, R. Kajimoto, T. Kakeshita, H. Yoshizawa, T. Tanabe, T. Katsufuji, K. Ishizaka, Y. Taguchi, Y. Tokura
Physica B 329 725 - 726 2003年05月 [査読有り]
Charge ordering and spin frustration in AIV<inf>2-×</inf>Cr<inf>×</inf>O<inf>4</inf>
K. Matsuno, T. Katsufuji, S. Mori, M. Nohara, A. Machida, Y. Moritomo, K. Kato, E. Nishibori, M. Takata, M. Sakata, K. Kitazawa, H. Takagi
Physical Review Letters 90 ( 9 ) 2003年03月
Charge ordering and spin frustration in AlV2-xCrxO4
K Matsuno, T Katsufuji, S Mori, M Nohara, A Machida, Y Moritomo, K Kato, E Nishibori, M Takata, M Sakata, K Kitazawa, H Takagi
PHYSICAL REVIEW LETTERS 90 ( 9 ) 096404 2003年03月 [査読有り]
Optical probe of charge-spin-lattice dynamics in half-doped (formula presented)
K. Yamamoto, K. Ishizaka, E. Saitoh, S. Shinomori, T. Tanabe, T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 67 ( 1 ) 2003年 [査読有り]
Charge Ordering and Spin Frustration in [Formula presented]
K. Matsuno, T. Katsufuji, S. Mori, M. Nohara, A. Machida, Y. Moritomo, K. Kato, E. Nishibori, M. Takata, M. Sakata, K. Kitazawa, H. Takagi
Physical Review Letters 90 ( 9 ) 4 2003年 [査読有り]
Unconventional spin fluctuations in the hexagonal antiferromagnet YMnO3
J. Sato, H. Lee, T. Katsufuji, M. Masaki, S. Park, D. Copley, H. Takagi
Physical Review B - Condensed Matter and Materials Physics 68 ( 1 ) 2003年 [査読有り]
Optical probe of charge-spin-lattice dynamics in half-doped La1.5Sr0.5NiO4
K Yamamoto, K Ishizaka, E Saitoh, S Shinomori, T Tanabe, T Katsufuji, Y Tokura
PHYSICAL REVIEW B 67 ( 1 ) 014414 2003年01月 [査読有り]
Microscopic phase separation and ferromagnetic microdomains in Cr-doped Nd0.5Ca0.5MnO3
S Mori, R Shoji, N Yamamoto, T Asaka, Y Matsui, A Machida, Y Moritomo, T Katsufuji
PHYSICAL REVIEW B 67 ( 1 ) 012403 2003年01月 [査読有り]
Stripe order in highly doped La2-xSrxNiO4
R Kajimoto, T Kakeshita, H Yoshizawa, T Tanabe, T Katsufuji, Y Tokura
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING 74 S1765 - S1769 2002年12月 [査読有り]
Crystal structure and magnetic properties of hexagonal RMnO<inf>3</inf> (R = Y, Lu, and Sc) and the effect of doping
T. Katsufuji, M. Masaki, A. Machida, M. Moritomo, K. Kato, E. Nishibori, M. Takata, M. Sakata, K. Ohoyama, K. Kitazawa, H. Takagi
Physical Review B - Condensed Matter and Materials Physics 66 ( 13 ) 1344341 - 1344348 2002年10月
Crystal structure and magnetic properties of hexagonal RMnO3 (R=Y, Lu, and Sc) and the effect of doping
T Katsufuji, M Masaki, A Machida, M Moritomo, K Kato, E Nishibori, M Takata, M Sakata, K Ohoyama, K Kitazawa, H Takagi
PHYSICAL REVIEW B 66 ( 13 ) 134434 2002年10月 [査読有り]
Charge dynamics and possibility of ferromagnetism in A(1-x)La(x)B(6) (A = Ca and Sr)
K Taniguchi, T Katsufuji, F Sakai, H Ueda, K Kitazawa, H Takagi
PHYSICAL REVIEW B 66 ( 6 ) 064407 2002年08月 [査読有り]
Photoemission spectral weight transfer and mass renormalization in the Fermi-liquid system La1-xSrxTiO3+y/2
T Yoshida, A Ino, T Mizokawa, A Fujimori, Y Taguchi, T Katsufuji, Y Tokura
EUROPHYSICS LETTERS 59 ( 2 ) 258 - 264 2002年07月 [査読有り]
Charge ordered state in the impurity-doped manganites
S Mori, R Shoji, N Yamamoto, A Machida, Y Moritomo, T Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 71 ( 5 ) 1280 - 1283 2002年05月 [査読有り]
Strong self-phase modulation in planar chalcogenide glass waveguides
S Spalter, HY Hwang, J Zimmermann, G Lenz, T Katsufuji, SW Cheong, RE Slusher
OPTICS LETTERS 27 ( 5 ) 363 - 365 2002年03月 [査読有り]
Phase separation and ferromagnetic transition in B-site substituted Nd1/2Ca1/2MnO3
A Machida, Y Moritomo, K Ohoyama, T Katsufuji, A Nakamura
PHYSICAL REVIEW B 65 ( 6 ) 064435 2002年02月 [査読有り]
Charge dynamics and possibility of ferromagnetism in (formula presented) (formula presented) and Sr)
K. Taniguchi, T. Katsufuji, F. Sakai, H. Ueda, K. Kitazawa, H. Takagi
Physical Review B - Condensed Matter and Materials Physics 66 ( 6 ) 1 - 7 2002年 [査読有り]
Phase separation and ferromagnetic transition in B-site substituted (formula presented)
A. Machida, Y. Moritomo, K. Ohoyama, T. Katsufuji, A. Nakamura
Physical Review B - Condensed Matter and Materials Physics 65 ( 6 ) 1 - 6 2002年 [査読有り]
Impurity effect on the charge ordered state in manganites-In case of Sc doped manganites
S. Mori, R. Shoji, N. Yamamoto, T. Katsufuji
Journal of Physics and Chemistry of Solids 63 ( 6-8 ) 929 - 933 2002年 [査読有り]
Far-infrared resonance in Sr2RuO4
MG Hildebrand, M Reedyk, T Katsufuji, Y Tokura
PHYSICAL REVIEW LETTERS 87 ( 22 ) art. no. - 227002 2001年11月 [査読有り]
Hole concentration dependence of the ordering process of the stripe order in La2-xSrxNiO4
R. Kajimoto, T. Kakeshita, H. Yoshizawa, T. Tanabe, T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 64 ( 14 ) 1444321 - 1444324 2001年10月 [査読有り]
Hole concentration dependence of the ordering process of the stripe order in La2-xSrxNiO4
R Kajimoto, T Kakeshita, H Yoshizawa, T Tanabe, T Katsufuji, Y Tokura
PHYSICAL REVIEW B 64 ( 14 ) 144432 2001年10月 [査読有り]
Dielectric and magnetic anomalies and spin frustration in hexagonal RMnO3 (R = Y, Yb, and Lu)
T Katsufuji, S Mori, M Masaki, Y Moritomo, N Yamamoto, H Takagi
PHYSICAL REVIEW B 64 ( 10 ) 104419 2001年09月 [査読有り]
Coupling between magnetism and dielectric properties in quantum paraelectric EuTiO3
T Katsufuji, H Takagi
PHYSICAL REVIEW B 64 ( 5 ) 054415 2001年08月 [査読有り]
Electronic structure of Mott-Hubbard-type transition-metal oxides
A Fujimori, T Yoshida, K Okazaki, T Tsujioka, K Kobayashi, T Mizokawa, M Onoda, T Katsufuji, Y Taguchi, Y Tokura
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA 117 277 - 286 2001年06月 [査読有り]
Charge ordering in the geometrically frustrated spinel AlV2O4
K Matsuno, T Katsufuji, S Mori, Y Moritomo, A Machida, E Nishibori, M Takata, M Sakata, N Yamamoto, H Takagi
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 70 ( 6 ) 1456 - 1459 2001年06月 [査読有り]
Chemical pressure control of exchange interaction in Mo pyrochlore
Y Moritomo, S Xu, A Machida, T Katsufuji, E Nishibori, M Takata, M Sakata, SW Cheong
PHYSICAL REVIEW B 63 ( 14 ) 144425 2001年04月 [査読有り]
Nanoscale anisotropic structural correlations in the paramagnetic and ferromagnetic phases of Nd0.5Sr0.5MnO3
Kiryukhin, V, BG Kim, T Katsufuji, JP Hill, SW Cheong
PHYSICAL REVIEW B 63 ( 14 ) 144406 2001年04月 [査読有り]
Temperature dependence of stripe order in La2-xSrxNiO4
R. Kajimoto, T. Kakeshita, H. Yoshizawa, T. Tanabe, T. Katsufuji, Y. Tokura
Journal of the Physical Society of Japan 70 ( Supplement A ) 55 - 57 2001年03月 [査読有り]
Chemical pressure control of exchange interaction in Mo pyrochlore
Y. Moritomo, Sh Xu, A. Machida, T. Katsufuji, E. Nishibori, M. Takata, M. Sakata, S. W. Cheong
Physical Review B - Condensed Matter and Materials Physics 63 ( 14 ) 1444251 - 1444255 2001年
Dielectric and magnetic anomalies and spin frustration in hexagonal (formula presented) (formula presented) Yb, and Lu)
N. Yamamoto, H. Takagi, T. Katsufuji, M. Masaki, S. Mori, Y. Moritomo
Physical Review B - Condensed Matter and Materials Physics 64 ( 10 ) 2001年 [査読有り]
Coupling between magnetism and dielectric properties in quantum paraelectric (formula presented)
T. Katsufuji, H. Takagi
Physical Review B - Condensed Matter and Materials Physics 64 ( 5 ) 2001年 [査読有り]
Phase separation and destabilization of the charge-ordered state in Cr-doped manganites
R Shoji, S Mori, N Yamamoto, A Machida, Y Moritomo, T Katsufuji
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 70 ( 1 ) 267 - 271 2001年01月 [査読有り]
Optical study on the doping and temperature dependence of the anisotropic electronic structure in bilayered manganites: La2-2xSr1+2xMn2O7 (0.3≤x≤0.5)
T. Ishikawa, K. Tobe, T. Kimura, T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 62 ( 18 ) 12354 - 12362 2000年11月 [査読有り]
Optical study on the doping and temperature dependence of the anisotropic electronic structure in bilayered manganites: La2-2xSr1+2xMn2O7 (0.3 <= x <= 0.5)
T Ishikawa, K Tobe, T Timura, T Katsufuji, Y Tokura
PHYSICAL REVIEW B 62 ( 18 ) 12354 - 12362 2000年11月 [査読有り]
Coexistence of two components in the optical spectra of CeTiO3.04 in the antiferromagnetic metallic phase
T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 62 ( 16 ) 10797 - 10801 2000年10月 [査読有り]
Coexistence of two components in the optical spectra of CeTiO3.04 in the antiferromagnetic metallic phase
T Katsufuji, Y Tokura
PHYSICAL REVIEW B 62 ( 16 ) 10797 - 10801 2000年10月 [査読有り]
Raman spectroscopy of the charge-orbital ordering in layered manganites
K Yamamoto, T Kimura, T Ishikawa, T Katsufuji, Y Tokura
PHYSICAL REVIEW B 61 ( 21 ) 14706 - 14715 2000年06月 [査読有り]
Charge ordering and chemical potential shift in La2-xSrxNiO4 studied by photoemission spectroscopy
M Satake, K Kobayashi, T Mizokawa, A Fujimori, T Tanabe, T Katsufuji, Y Tokura
PHYSICAL REVIEW B 61 ( 23 ) 15515 - 15518 2000年06月 [査読有り]
Anomalous magnetotransport properties of R2Mo2O7 near the magnetic phase boundary
T Katsufuji, HY Hwang, SW Cheong
PHYSICAL REVIEW LETTERS 84 ( 9 ) 1998 - 2001 2000年02月 [査読有り]
Stripe order at low temperatures in with
H. Yoshizawa, T. Kakeshita, R. Kajimoto, T. Tanabe, T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 61 ( 2 ) R854 - R857 2000年 [査読有り]
Transport and magnetic properties of a ferromagnetic metal: (formula presented)
T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 60 ( 22 ) R15021 - R15023 1999年 [査読有り]
Probing charge/orbital correlation in La1.2Sr1.8Mn2O7 by Raman spectroscopy
Ki-Ichi Yamamoto, Tsuyoshi Kimura, Tadahiko Ishikawa, Takuro Katsufuji, Yoshinori Tokura
Journal of the Physical Society of Japan 68 ( 8 ) 2538 - 2541 1999年 [査読有り]
Frequency and temperature dependence of conductivity for perovskite titanates
T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 60 ( 11 ) 7673 - 7676 1999年 [査読有り]
Coherent-incoherent crossover of charge dynamics in the ferromagnetic ground state of manganites: R0.6Sr0.4MnO3(R = La - Sm)
E. Saitoh, Y. Okimoto, Y. Tomioka, T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 60 ( 14 ) 10362 - 10366 1999年 [査読有り]
Fermi-Liquid Versus Pseudogap Behaviors in Filling-Control Transition-Metal Oxides
A. Fujimori, T. Yoshida, A. Ino, T. Mizokawa, C. Kim, Z.-X. Shen, Y. Taguchi, T. Katsufuji, Y. Tokura, H. Eisaki, S. Uchida, K. Kishio
Springer Series in Solid-State Sciences 111 1999年 [査読有り]
Commensurability effect on the charge ordering of La2-xSrxNiO4
T. Katsufuji, T. Tanabe, T. Ishikawa, S. Yamanouchi, Y. Tokura, T. Kakeshita, R. Kajimoto, H. Yoshizawa
Physical Review B - Condensed Matter and Materials Physics 60 ( 8 ) R5097 - R5100 1999年 [査読有り]
Optical spectroscopy of charge-ordering transition in La1/3Sr2/3FeO3
Ishikawa T, Park SK, Katsufuji T, Arima T, Tokura Y
PHYSICAL REVIEW B 58 ( 20 ) 13326 - 13329 1998年11月 [査読有り]
Chemical potential shifts in correlated electron systems studied by photoemission spectroscopy
A Fujimori, A Ino, T Mizokawa, T Tsujioka, T Yoshida, M Satake, K Okazaki, H Eisaki, S Uchida, K Kishio, Y Taguchi, T Katsufuji, Y Tokura, Y Yasui, T Nishikawa, M Sato
JOURNAL OF ELECTRON SPECTROSCOPY AND RELATED PHENOMENA 92 ( 1-3 ) 59 - 63 1998年05月 [査読有り]
Raman scattering of the charge-spin stripes in La1.67Sr0.33NiO4
K Yamamoto, T Katsufuji, T Tanabe, Y Tokura
PHYSICAL REVIEW LETTERS 80 ( 7 ) 1493 - 1496 1998年02月 [査読有り]
Optical probe of anisotropic and incoherent charge dynamics in a layered ferromagnet
T. Ishikawa, T. Kimura, T. Katsufuji, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 57 ( 14 ) R8079 - R8082 1998年 [査読有り]
Transport and magnetic properties of a Mott-Hubbard system whose bandwidth and band filling are both controllable
T. Katsufuji, Y. Taguchi, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 56 ( 16 ) 10145 - 10153 1997年 [査読有り]
Variation of electronic structure f(0⩽x⩽0.3) as investigated by optical conductivity spectra
Y. Okimoto, T. Katsufuji, T. Ishikawa, T. Arima, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 55 ( 7 ) 4206 - 4214 1997年 [査読有り]
Optical spectroscopy of the charge-ordering transition in La1.67Sr0.33NiO4
T Katsufuji, T Tanabe, T Ishikawa, Y Fukuda, T Arima, Y Tokura
PHYSICAL REVIEW B 54 ( 20 ) 14230 - 14233 1996年11月 [査読有り]
Optical spectroscopy of the charge-ordering transition
T. Katsufuji, T. Tanabe, T. Ishikawa, Y. Fukuda, T. Arima, Y. Tokura
Physical Review B - Condensed Matter and Materials Physics 54 ( 20 ) R14230 - R14233 1996年 [査読有り]
In-plane and out-of-plane optical spectra of Sr2RuO4
T Katsufuji, M Kasai, Y Tokura
PHYSICAL REVIEW LETTERS 76 ( 1 ) 126 - 129 1996年01月 [査読有り]
SPECTRAL WEIGHT TRANSFER OF THE OPTICAL CONDUCTIVITY IN DOPED MOTT INSULATORS
T KATSUFUJI, Y OKIMOTO, Y TOKURA
PHYSICAL REVIEW LETTERS 75 ( 19 ) 3497 - 3500 1995年11月 [査読有り]
ANOMALOUS VARIATION OF OPTICAL-SPECTRA WITH SPIN POLARIZATION IN DOUBLE-EXCHANGE FERROMAGNET - LA1-XSRXMNO3
Y OKIMOTO, T KATSUFUJI, T ISHIKAWA, A URUSHIBARA, T ARIMA, Y TOKURA
PHYSICAL REVIEW LETTERS 75 ( 1 ) 109 - 112 1995年07月 [査読有り]
CHANGE OF ELECTRONIC-PROPERTIES ON THE DOPING-INDUCED INSULATOR-METAL TRANSITION IN LA1-XSRXVO3
F INABA, T ARIMA, T ISHIKAWA, T KATSUFUJI, Y TOKURA
PHYSICAL REVIEW B 52 ( 4 ) R2221 - R2224 1995年07月 [査読有り]
OPTICAL-SPECTRA IN (LA,Y)TIO3 - VARIATION OF MOTT-HUBBARD GAP FEATURES WITH CHANGE OF ELECTRON CORRELATION AND BAND FILLING
Y OKIMOTO, T KATSUFUJI, Y OKADA, T ARIMA, Y TOKURA
PHYSICAL REVIEW B 51 ( 15 ) 9581 - 9588 1995年04月 [査読有り]
OPTICAL SPECTROSCOPY OF THE METAL-INSULATOR-TRANSITION IN NDNIO3
T KATSUFUJI, Y OKIMOTO, T ARIMA, Y TOKURA, JB TORRANCE
PHYSICAL REVIEW B 51 ( 8 ) 4830 - 4835 1995年02月 [査読有り]
Change of electronic properties on the doping-induced insulator-metal transition in La1-xSrxVO3
F. Inaba, T. Arima, T. Ishikawa, T. Katsufuji, Y. Tokura
Physical Review B 52 ( 4 ) R2221 - R2224 1995年 [査読有り]
ELECTRONIC RAMAN-SCATTERING SPECTRA IN STRONGLY CORRELATED METALS - CUPRATE SUPERCONDUCTORS AND TITANIUM-OXIDES
T KATSUFUJI, Y TOKURA
PHYSICA C 235 1147 - 1148 1994年12月 [査読有り]
ANOMALOUS VARIATION OF PHONON RAMAN INTENSITIES NEAR THE METAL-TO-MOTT-INSULATOR TRANSITION IN TITANIUM-OXIDE SYSTEMS
T KATSUFUJI, Y TOKURA
PHYSICAL REVIEW B 50 ( 4 ) 2704 - 2707 1994年07月 [査読有り]
ELECTRONIC RAMAN-SCATTERING IN FILLING-CONTROLLED METALS - SR1-XLAXTIO3
T KATSUFUJI, Y TOKURA
PHYSICAL REVIEW B 49 ( 6 ) 4372 - 4375 1994年02月 [査読有り]
Symmetry-dependent electronic Raman scattering in La2-x SrxCuO4: Evidence for doping-induced change in the κ-space anisotropy of charge dynamics
T. Katsufuji, Y. Tokura, T. Ido, S. Uchida
Phys. Rev. B 48 ( 21 ) 16131 - 16134 1993年12月 [査読有り]
CHANGE OF ELECTRONIC-STRUCTURES WITH HOLE DOPING IN STRONGLY CORRELATED ELECTRON-SYSTEMS - TITANIUM-OXIDES
Y TOKURA, Y TAGUCHI, Y OKADA, T KATSUFUJI, T ARIMA, K KUMAGAI
PHYSICA B-CONDENSED MATTER 186-88 992 - 994 1993年05月 [査読有り]
DIELECTRIC PHASE-TRANSITION AND SYMMETRY CHANGE OF CONSTITUENT MOLECULES IN PROTON DEUTERON MIXED-CRYSTALS OF SQUARIC ACID
Y MORITOMO, T KATSUFUJI, Y TOKURA
JOURNAL OF CHEMICAL PHYSICS 95 ( 4 ) 2244 - 2251 1991年08月 [査読有り]
電荷と幾何学的フラストレーションが生み出す新しい物性
勝藤拓郎
日本物理学会誌/日本物理学会 57 ( 2 )
外場に応答するチタン酸化物
勝藤拓郎
セラミックス 41 ( 3 ) 163 - 166
電場誘起抵抗変化型メモリー材料
勝藤拓郎
まてりあ 46 ( 6 ) 395 - 401
スピネル型バナジウム酸化物の軌道整列
勝藤拓郎
日本結晶学会誌 50 ( 2 ) 124 - 129
8pBK-11 軌道電荷整列系Ba_<1-x>Sr_xV_<13>O_<18>単結晶の物性(8pBK バナジウム酸化物,領域8(強相関系))
掛巣 佑, 神崎 達也, 小西 孝彦, 桑原 英樹, 勝藤 拓郎
日本物理学会講演概要集 69 ( 2 ) 395 - 395 2014年08月
27pCG-6 BaV_<13>O_<18>の異常金属相と光学スペクトル(27pCG バナジウム・チタン酸化物,領域8(強相関系))
神崎 達也, 小西 孝彦, 桑原 英樹, 藤岡 淳, 十倉 好紀, 勝藤 拓郎
日本物理学会講演概要集 69 ( 1 ) 566 - 566 2014年03月
27pPSA-10 六方晶RMhO_3における反位相/強誘電分域のTEM観察(27pPSA 領域10ポスターセッション(誘電体,フォノン,格子欠陥・ナノ構造),領域10(誘電体,格子欠陥,X線・粒子線,フォノン))
加茂 秀基, 久留島 康輔, 石井 悠衣, 勝藤 拓郎, 堀部 陽一, 森 茂生
日本物理学会講演概要集 69 ( 1 ) 917 - 917 2014年03月
29pPSA-6 光電子分光法による擬三角格子系Ba_2Ti_<13>O_<22>の電子構造の研究(29pPSA 領域5ポスターセッション(放射光,光電子分光,発光,非線形,フォトニック結晶),領域5(光物性))
関根 翔, 小嶋 秀和, 大川 万里生, 小野 寛太, 孝山 康太, 勝藤 拓郎, 齋藤 智彦
日本物理学会講演概要集 69 ( 1 ) 761 - 761 2014年03月
26aPS-135 六方晶系マンガン酸化物RMnO_3における強誘電/反位相ドメイン構造のSTEM-HAADF観察(26aPS 領域10ポスターセッション(誘電体),領域10(誘電体,格子欠陥,X線・粒子線,フォノン))
加茂 秀基, 久留島 康輔, 小山 司, 小林 敬介, 勝藤 拓郎, 堀部 陽一, 森 茂生
日本物理学会講演概要集 68 ( 1 ) 1018 - 1018 2013年03月
28pXJ-7 擬三角格子系Ba_2Ti_<13>O_<22>の新奇秩序状態(28pXJ Ti,V,Ir酸化物,領域8(強相関系:高温超伝導,強相関f電子系など))
孝山 康太, 小山 司, 森 茂生, 藤岡 淳, 十倉 好紀, 勝藤 拓郎
日本物理学会講演概要集 68 ( 1 ) 676 - 676 2013年03月
19pAG-4 六方晶系マンガン酸化物RMnO_3における強誘電ドメイン構造の走査透過型電子顕微鏡観察(誘電体(招待講演,マルチフェロイック),19pAG 領域10,領域8合同チュートリアル講演,領域10(誘電体,格子欠陥,X線・粒子線,フォノン))
小林 敬介, 久留島 康輔, 小山 司, 加茂 秀基, 勝藤 拓郎, 堀部 陽一, 森 茂生
日本物理学会講演概要集 67 ( 2 ) 859 - 859 2012年08月
19aHC-3 スピネル型V酸化物の光誘起ダイナミクス(19aHC 光誘起相転移(超伝導体・強相関系・磁性体),領域5(光物性))
古橋 明日香, 田久保 耕, 神崎 達也, 勝藤 拓郎
日本物理学会講演概要集 67 ( 2 ) 690 - 690 2012年08月
26pYH-6 三量体相転移を起こすA_2V_<13>O_<22> (A=Ba, Sr)の不純物効果(26pYH V酸化物・秩序型ペロブスカイト,領域8(強相関系:高温超伝導,強相関f電子系など))
佐藤 拓也, 小山 司, 森 茂生, 勝藤 拓郎
日本物理学会講演概要集 67 ( 1 ) 676 - 676 2012年03月
27pYK-14 La_<2-x>Sr_xNiO_4の電荷秩序と磁気秩序(27pYK 電荷・軌道整列と関連物質II,領域8(強相関系分野-高温超伝導,強相関f電子系など))
大原 泰明, 梶本 亮一, 掛下 照久, 吉沢 英樹, 田邊 隆哉, 勝藤 拓郎, 石坂 香子, 田口 康二郎, 十倉 好紀
日本物理学会講演概要集 57 ( 1 ) 602 - 602 2002年03月
26pYH-4 六方晶Y_<1-x>Zr_xMnO_3単結晶の磁性と誘電性(26pYH Mn系(置換効果・新物質),領域8(強相関系分野-高温超伝導,強相関f電子系など))
正木 元基, 勝藤 拓郎, 守友 浩, 大山 研司, 高木 英典
日本物理学会講演概要集 57 ( 1 ) 571 - 571 2002年03月
2p-YC-10 La_<2-x>Sr_xNiO_4単結晶のx〜1/3における電荷整列相転移の物性I : 輸送現象と磁性(低温(高温超伝導・非銅系))
有馬 孝尚, 勝藤 拓郎, 田邊 隆哉, 福田 征正, 十倉 好紀
日本物理学会講演概要集. 年会 51 ( 3 ) 460 - 460 1996年03月
2p-YC-11 La_<2-x>Sr_xNiO_4単結晶のx〜1/3における電荷整列相転移の物性II : 光学スペクトル(低温(高温超伝導・非銅系))
勝藤 拓郎, 有馬 孝尚, 田邊 隆哉, 福田 征正, 石川 忠彦, 山本 貴一, 十倉 好紀
日本物理学会講演概要集. 年会 51 ( 3 ) 460 - 460 1996年03月
3p-YC-2 La_<1-x>Sr_xMnO_3結晶のラマン散乱(低温(高温超伝導・マンガン酸化物))
山本 貴一, 勝藤 拓郎, 守友 浩, 十倉 好紀
日本物理学会講演概要集. 年会 51 ( 3 ) 518 - 518 1996年03月
強相関電子系における軌道/電荷揺らぎと新奇物性
研究期間:
多自由度相関系における巨大負熱膨張現象の理論研究と物質探索
研究期間:
非整合な軌道/電荷秩序状態における新奇物性
研究期間:
擬三角格子上の新奇な秩序状態と特異な外場応答の探索
研究期間:
ニッケル酸化物における電荷整列の研究
異常磁気伝導を示す量子物質の開発
酸化物におけるパルス電場誘起の不揮発かつ可逆的な物性変化
遷移金属酸化物の新奇な軌道状態とドメイン構造およびその外場制御
Ti,V酸化物における軌道自由度付フラストレーション系の物質開発と物性
強相関電子系における多自由度の競合とマルチクリティカリティ
軌道自由度付フラストレーション系における三量体の物理
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