研究者詳細 - 澤　博

論文 - 澤　博

分割表示 105 件中 1 - 20 件目／全件表示 >>

Enhancement of Superconductivity and Structural Instability by Sn Substitution in LaO0.5F0.5BiS2

Kobayashi, S; Hara, T; Noguchi, K; Takeda, T; Kurihara, R; Nomura, A; Demura, S; Yaguchi, H; Sawa, H; Sakata, H

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 93 巻 ( 2 ) 2024年2月

Zigzag chain order of LiVSe2 developing away from the vanadium trimer phase transition boundary

Kojima, K; Katayama, N; Sugimoto, K; Hirao, N; Ohta, Y; Sawa, H

PHYSICAL REVIEW B 108 巻 ( 9 ) 2023年9月

Visualization of 4d orbital electrons in a pyrochlore-type oxide

Kitou, S; Kaneko, Y; Nakamura, Y; Sugimoto, K; Nomura, Y; Arita, R; Tokura, Y; Sawa, H; Arima, TH

PHYSICAL REVIEW B 108 巻 ( 2 ) 2023年7月

Observation of local atomic displacements intrinsic to the double zigzag chain structure of 1T-MTe2 (M = V, Nb, Ta)

Katayama, N; Matsuda, Y; Kojima, K; Hara, T; Kitou, S; Mitsuishi, N; Takahashi, H; Ishiwata, S; Ishizaka, K; Sawa, H

PHYSICAL REVIEW B 107 巻 ( 24 ) 2023年6月

Temporal Evolution and Fluence Dependence of Band Structure in Photoexcited Ta2Ni0.9Co0.1Se5 Probed by Time- and Angle-Resolved Photoemission Spectroscopy

Takahashi, Y; Suzuki, T; Hattori, M; Okawa, M; Takagi, H; Katayama, N; Sawa, H; Nohara, M; Zhong, YG; Liu, KC; Kanai, T; Itatani, J; Shin, S; Okazaki, K; Mizokawa, T

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 92 巻 ( 6 ) 2023年6月

Room-temperature plastic deformation modes of cubic ZnS crystals

Kitou, S; Oshima, Y; Nakamura, A; Matsunaga, K; Sawa, H

ACTA MATERIALIA 247 巻 2023年4月

Quasi One-Dimensional Band Structure of Photoinduced Semimetal Phase of Ta2Ni1-xCoxSe5 (x=0.0 and 0.1)

Mitsuoka, T; Takahashi, Y; Suzuki, T; Okawa, M; Takagi, H; Katayama, N; Sawa, H; Nohara, M; Watanabe, M; Xu, JD; Ren, QH; Fujisawa, M; Kanai, T; Itatani, J; Okazaki, K; Shin, S; Mizokawa, T

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 92 巻 ( 2 ) 2023年2月

Pressure suppression of the excitonic insulator state in Ta2NiSe5 observed by optical conductivity

Okamura, H; Mizokawa, T; Miki, K; Matsui, Y; Noguchi, N; Katayama, N; Sawa, H; Nohara, M; Lu, Y; Takagi, H; Ikemoto, Y; Moriwaki, T

PHYSICAL REVIEW B 107 巻 ( 4 ) 2023年1月

Short-range order and increased transition temperature in LiVO2 with weakened trimer frustration

Kojima, K; Kattayama, N; Matsuda, Y; Shiomi, M; Ishii, R; Sawa, H

PHYSICAL REVIEW B 107 巻 ( 2 ) 2023年1月

Spin-orbital liquid state and liquid-gas metamagnetic transition on a pyrochlore lattice

Tang, N; Gritsenko, Y; Kimura, K; Bhattacharjee, S; Sakai, A; Fu, MX; Takeda, H; Man, HY; Sugawara, K; Matsumoto, Y; Shimura, Y; Wen, JJ; Broholm, C; Sawa, H; Takigawa, M; Sakakibara, T; Zherlitsyn, S; Wosnitza, J; Moessner, R; Nakatsuji, S

NATURE PHYSICS 19 巻 ( 1 ) 頁： 92 - + 2023年1月

Do electron distributions with orbital degree of freedom exhibit anisotropy? 査読有り

Manjo, T; Kitou, S; Katayama, N; Nakamura, S; Katsufuji, T; Nii, Y; Arima, TH; Nasu, J; Hasegawa, T; Sugimoto, K; Ishikawa, D; Baron, AQR; Sawa, H

MATERIALS ADVANCES 3 巻 ( 7 ) 頁： 3192 - 3198 2022年4月

Charge and Lattice Dynamics in Excitonic Insulator Ta2NiSe5 Investigated Using Ultrafast Reflection Spectroscopy 査読有り

Miyamoto, T; Mizui, M; Takamura, N; Hirata, J; Yamakawa, H; Morimoto, T; Terashige, T; Kida, N; Nakano, A; Sawa, H; Okamoto, H

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 91 巻 ( 2 ) 2022年2月

Charge-ordered state satisfying the Anderson condition in LiRh2O4 arising from local dimer order

Shiomi, M; Kojima, K; Katayama, N; Maeda, S; Schneeloch, JA; Yamamoto, S; Sugimoto, K; Ohta, Y; Louca, D; Okamoto, Y; Sawa, H

PHYSICAL REVIEW B 105 巻 ( 4 ) 2022年1月

Hybridization-Gap Formation and Superconductivity in the Pressure-Induced Semimetallic Phase of the Excitonic Insulator Ta2NiSe5

Matsubayashi, K; Okamura, H; Mizokawa, T; Katayama, N; Nakano, A; Sawa, H; Kaneko, T; Toriyama, T; Konishi, T; Ohta, Y; Arima, H; Yamanaka, R; Hisada, A; Okada, T; Ikemoto, Y; Moriwaki, T; Munakata, K; Nakao, A; Nohara, M; Lu, YF; Takagi, H; Uwatoko, Y

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 90 巻 ( 7 ) 2021年7月

Complex changes in structural parameters hidden in the universal phase diagram of the quasi-one-dimensional organic conductors (TMTTF)2X (X = NbF6, AsF6, PF6, and Br) 査読有り

Kitou, S; Zhang, LD; Nakamura, T; Sawa, H

PHYSICAL REVIEW B 103 巻 ( 18 ) 2021年5月

Tetramethyltetrathiafulvalene [(NbOF4)-]∞: One-Dimensional Charge Transfer Salt with an Infinite Anion Chain

Nakamura, T; Zhang, LD; Kitou, S; Sawa, H

INORGANIC CHEMISTRY 60 巻 ( 7 ) 頁： 5206 - 5211 2021年4月

Detecting electron-phonon coupling during photoinduced phase transition

Suzuki, T; Shinohara, Y; Lu, YF; Watanabe, M; Xu, JD; Ishikawa, KL; Takagi, H; Nohara, M; Katayama, N; Sawa, H; Fujisawa, M; Kanai, T; Itatani, J; Mizokawa, T; Shin, S; Okazaki, K

PHYSICAL REVIEW B 103 巻 ( 12 ) 2021年3月

Slow dynamics of disordered zigzag chain molecules in layered LiVS2 under electron irradiation

Katayama, N; Kojima, K; Yamaguchi, T; Hattori, S; Tamura, S; Ohara, K; Kobayashi, S; Sugimoto, K; Ohta, Y; Saitoh, K; Sawa, H

NPJ QUANTUM MATERIALS 6 巻 ( 1 ) 2021年2月

Ambient-pressure Dirac electron system in the quasi-two-dimensional molecular conductor α-(BETS)2I3

Kitou, S; Tsumuraya, T; Sawahata, H; Ishii, F; Hiraki, K; Nakamura, T; Katayama, N; Sawa, H

PHYSICAL REVIEW B 103 巻 ( 3 ) 2021年1月

Photoinduced Phase Transition from Excitonic Insulator to Semimetal-like State in Ta2N1-xCoxSe5 (x=0.10)

Mitsuoka, T; Suzuki, T; Takagi, H; Katayama, N; Sawa, H; Nohara, M; Watanabe, M; Xu, JD; Ren, QH; Fujisawa, M; Kanai, T; Itatani, J; Shin, S; Okazaki, K; Mizokawa, T

JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN 89 巻 ( 12 ) 2020年12月

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