Rchr
J-GLOBAL ID：200901005489865033
Update date: Nov. 28, 2019
TOKIWA Kazuyasu
トキワ カズヤス | TOKIWA Kazuyasu
Affiliation and department：
Research field (1)：
Applied materials
Research keywords (1)：
Functional Oxide Materials
Research theme for competitive and other funds (1)：
- 2007 - 2016 Development and evaluation of functional oxide materials
Papers (192)：
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Ryohei Morita, Kazuma Gotoh, Mouad Dahbi, Kei Kubota, Shinichi Komaba, Kazuyasu Tokiwa, Saeid Arabnejad, Koichi Yamashita, Kenzo Deguchi, Shinobu Ohki, Tadashi Shimizu, Robert Laskowski, Hiroyuki Ishida. States of thermochemically or electrochemically synthesized NaxPy compounds analyzed by solid state 23Na and 31P nuclear magnetic resonance with theoretical calculation. J POWER SOURCES. 2018. 413. 418-424
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R Sekine, S Nakayama, A Tsukada, S J Denholme, N Miyakawa and K Tokiwa. Different electronic states at crystallographically inequivalent CuO2 planes on four-layered cuprates HgBa2Ca3Cu4O10+δ. Journal of Physics : Conference Series. 2018. 969. 012031/1-012031/6
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Akira Sugimoto, Toshikazu Ekino, Alexander M. Gabovich, Ryotaro Sekine, Kenji Tanabe, and Kazuyasu Tokiwa. Multilayered cuprate superconductor Ba2Ca5Cu6O12(O1-x,Fx)2 studied by temperature-dependent scanning tunneling microscopy and spectroscopy. PHYSICAL REVIEW B. 2017. 95. 174508-1-174508-11
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Hidekazu Mukuda, Nozomu Shiki, Naoki Kimoto, Mitsuharu Yashima, Yoshio Kitaoka, Kazuyasu Tokiwa, Akira Iyo. Novel Interplay between High-Tc Superconductivity and Antiferromagnetism in Tl-Based Six-CuO2-Layered Cuprates: 205Tl- and 63Cu-NMR Probes. JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN. 2016. 85. 8. 083701-1-083701-4
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Mikito Mamiya, Kazuyasu Tokiwa,Junji Akimoto. Soft chemical synthesis and electrochemical properties of calcium ferrite-type LixMn2O4. JOURNAL OF POWER SOURCES. 2016. 310. 12-17
ｍore...
MISC (160)：
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Yamamoto, Tetsuro; Kikunaga, Kazuya; Takeshita, Kazunori; Obara, Kozo; Okuda, Tetsuji; Kikuchi, Naoto; Tanaka, Yasumoto; Tokiwa, Kazuyasu; Watanabe, Tsuneo; Terada, Norio. Pulsed laser deposition synthesis of superconducting (Cu,C)-Ba-O thin films. VACUUM. 2008. 83. 3. 531-533
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Mukuda, Hidekazu; Abe, Machiko; Shimizu, Sunao; Kitaoka, Yoshio; Iyo, Akira; Kodama, Yasuharu; Kito, Hijiri; Tanaka, Yasutomo; Tokiwa, Kazuyasu; Watanabe, Tsuneo. Disorder-driven quantum phase transition from antiferromagnetic metal to insulating state in multilayered high-Tc cuprate (Cu,C)Ba2Ca4Cu5Oy. JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN. 2006. 75. 12. 123702/1-123702/5
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Crisan, A.; Tanaka, Y.; Iyo, A.; Cosereanu, L.; Tokiwa, K.; Watanabe, T. Anomalous vortex melting line in the two-component superconductor (Cu,C)Ba2Ca3Cu4O10+. PHYSICAL REVIEW B. 2006. 74. 18. 184517
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Kikunaga, K.; Yamamoto, T.; Takeshita, K.; Oki, K.; Okuda, T.; Obara, K.; Tokiwa, K.; Wakamatsu, H.; Watanabe, T.; Kikuchi, N.; Tanaka, Y.; Terada, N. Pulsed laser deposition synthesis and photoemission study of superconducting Ba-Cu-O thin films. Journal of Physics: Conference Series. 2006. 43. 247-250
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Fabrication of (Cu,C)Ba2CuOy superconducting thin film by RF magnetron sputtering. Fabrication of (Cu,C)Ba2CuOy superconducting thin film by RF magnetron sputtering. Journal of Physics: Conference Series. 2006. 43. 289-292
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Lectures and oral presentations (120)：
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Hg系五層型高温超伝導体における反強磁性と超伝導の共存:NMRによる研究
(日本物理学会 2006)
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酸素分圧を制御したFZ法によるAVO3(A=Y,La)の単結晶育成と評価
(日本物理学会 2007)
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CaFe2O4型LiMn2O4およびNaMn2O4の高圧合成とその特性
(日本物理学会 2007)
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常圧合成されたTlBa2Ca2Cu3Oyの磁化特性
(日本物理学会 2007)
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八層型高温超伝導Hg-1278と無限層モット絶縁体CaCuO2のCu-NMR,NQR
(日本物理学会 2007)
ｍore...
Professional career (1)：
- Doctor of Science (Tokyo University of Science)
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