Papers - Takeda Keiki
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Large spontaneous Hall effect with flexible domain control in the antiferromagnetic material TaMnP
H. Kotegawa, A. Nakamura, V.T.N. Huyen, Y. Arai, H. Sugawara, J. Hayashi, K. Takeda, C. Tabata, K. Kaneko, K. Kodama, M.-T. Suzuki,Physical Review B,vol.110,(21),Article Number:214417,2024.12
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Large Anomalous Hall Conductivity Derived from an f -Electron Collinear Antiferromagnetic Structure
H. Kotegawa, H. Tanaka, Y. Takeuchi, H. Tou, H. Sugawara, J. Hayashi, K. Takeda,Physical Review Letters,vol.133,(10),Article Number:106301,2024.09
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Intrinsic Anomalous Hall Effect Arising from Antiferromagnetism as Revealed by High-Quality NbMnP
Y. Arai, J. Hayashi, K. Takeda, H. Tou, H. Sugawara, H. Kotegawa,Journal of the Physical Society of Japan,vol.93,(6),Article Number:063702,2024.05
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Large anomalous Hall effect and unusual domain switching in an orthorhombic antiferromagnetic material NbMnP
H. Kotegawa, Y. Kuwata, V. T. N. Huyen, Y. Arai, H. Tou, M. Matsuda, K. Takeda, H. Sugawara and M. Suzuki,npj Quantum Materials,vol.8,(1),Article Number:56,2023.12
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Photoexcited Carrier Transfer in CuInS2 Nanocrystal Assembly by Suppressing Resonant-Energy Transfer
Y. Hamanaka, S. Okuyama, R. Yokoi, T. K., K. Takeda, C. Sekine,ChemPhysChem,vol.24,(21),Article Number:e202300029,2023.11
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Significant changes in thermoelectric properties of unfilled skutterudite compounds MSb3 (M = Co and Rh) by self-insertion reaction
K. Awaji, K. Nishimura, K. Suwa, J. Hayashi, Y. Kawamura, K. Takeda, H. Gotou, and C. Sekine,Materials Today Communications,vol.36,Article Number:106825,2023.08
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Observation of multigap and coherence peak in the noncentrosymmetric superconductor CaPtAs: 75As nuclear quadrupole resonance measurements
Nagase Y., Manago, M., Hayashi, J., Takeda, K., Tou, H., Matsuoka, E., Sugawara, H., Harima, H., Kotegawa, H.,Physical Review B,vol.107,(10),2023.03
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Structural Phase Transition and Possible Valence Instability of Ce-4f Electron Induced by Pressure in CeCoSi
Kawamura Yukihiro,Ikeda Kakeru,Dalan Alisha Nurshafiqah Binti Amat,Hayashi Junichi,Takeda Keiki,Sekine Chihiro,Matsumura Takeshi,Gouchi Jun,Uwatoko Yoshiya,Tomita Takahiro,Takahashi Hiroki,Tanida Hiroshi,Journal of the Physical Society of Japan,vol.91,(6),(p.1 ~ 8),Article Number:064714,2022.05
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Noncollinear spin structure with weak ferromagnetism in NbMnP
M. Matsuda, D. Zhang, Y. Kuwata, Q. Zhang, T. Sakurai, H. Ohta, H. Sugawara, K. Takeda, J. Hayashi, and H. Kotegawa,Physical Review B,vol.104,(17),(p.1 ~ 9),Article Number:174413,2021.11
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Crystallographic and superconducting properties of filled skutterudite SrOs4P12
Y. Kawamura, S. Deminami, K. Takeda, T. Kuzuya, L. Salamakha, H. Michor, E. Bauer, J. Gouchi, Y. Uwatoko, T. Kawae, C. Sekine,Physical Review B,vol.103,(8),(p.1 ~ 9),Article Number:085139,2021.02
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First-order phase transition to a nonmagnetic ground state in nonsymmorphic NbCrP
Yoshiki Kuwata, Hisashi Kotegawa, Hideki Tou, Hisatomo Harima, Qing-Ping Ding, Keiki Takeda, Junichi Hayashi, Eiichi Matsuoka, Hitoshi Sugawara, Takahiro Sakurai, Hitoshi Ohta, and Yuji Furukawa,Physical Review B,vol.102,(20),(p.1 ~ 9),Article Number:205110,2020.10
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Structural Phase Transition in Antiferromagnet CeCoSi compared to Isostructural LaCoSi and PrCoSi
Y. Kawamura, H. Tanida, R. Ueda, J. Hayashi, K. Takeda, C. Sekine,Journal of the Physical Society of Japan,vol.89,(5),(p.1 ~ 6),Article Number:054702,2020.04
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Helimagnetic Structure and Heavy-Fermion-Like Behavior in the Vicinity of the Quantum Critical Point in Mn3P
H. Kotegawa, M. Matsuda ,F. Ye, Y. Tani, K. Uda, Y. Kuwata,H. Tou,E. Matsuoka, H. Sugawara, T. Sakurai, H. Ohta, H. Harima , K. Takeda ,J. Hayashi, S. Araki, T.C. Kobayashi,Physical Review Letters,vol.124,(p.1 ~ 6),Article Number:087202,2020.02
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Superlattice formation lifting degeneracy protected by nonsymmorphic symmetry through a metal-insulator transition in RuAs
Kotegawa, H, Takeda, K, Kuwata, Y, Hayashi, J, Tou, H, Sugawara, H, Sakurai, T, Ohta, H, Harima, H,PHYSICAL REVIEW MATERIALS,vol.2,(5),(p.1 ~ 10),Article Number:055001,2018.05
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High-pressure and high-temperature synthesis of heavy lanthanide sesquisulfides Ln2S3 (Ln = Yb and Lu)
M. Kanazawa, L. Li, T. Kuzuya, K. Takeda, S. Hirai, Y. Higo, T. Shinmei, T. Irifune, C. Sekine,Journal of Alloys and Compounds,vol.736,(p.314 ~ 321),2018.03
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High-pressure Synthesis and Physical Properties of New Filled Skutterudite Compound BaOs4P12
S. Deminami, Y. Kawamura, Y. Q. Chen, M. Kanazawa, J. Hayashi, T. Kuzuya, K. Takeda, M. Matsuda and C. Sekine,Journal of Physics: Conference Series,vol.950,(p.1 ~ 4),Article Number:042032,2017.11
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X-Ray Diffraction Study of CeT2Al10 (T = Ru, Os) at Low Temperatures and under Pressures
J. Hayashi, K. Takeda, C. Sekine, H. Tanida, M. Sera, S. Nakano, T. Tomita, H. Takahashi and T. Nishioka,ACTA PHYSICA POLONICA A,vol.131,(p.988 ~ 990),2017.04
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Successive spatial symmetry breaking under high pressure in the spin-orbit-coupled metal Cd2Re2O7
Jun-ichi Yamaura, Keiki Takeda, Yoichi Ikeda, Naohisa Hirao, Yasuo Ohishi, Tatsuo C. Kobayashi, and Zenji Hiroi,Phys. Rev. B,vol.95,(p.1 ~ 5),Article Number:020102(R) ,2017.01
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The structural, transport, and magnetic properties of Yb-filled skutterudites YbyFexCo4-xSb12 synthesized under high pressure
Yuqi Chen, Yukihiro Kawamura, Junichi Hayashi, Keiki Takeda, and Chihiro Sekine,J. Appl. Phys.,vol.120,(p.1 ~ 9),Article Number:235105,2016.12
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Structural Analysis of Novel Antiferromagnetic Material CeRu2Al10
Y. Kawamura, J. Hayashi, K. Takeda, C. Sekine, H. Tanida, M. Sera, T. Nishioka,Journal of the Physical Society of Japan,vol.85,(p.1 ~ 7),Article Number:044601,2016.03
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Pressure Effects on Reentrant Metal-Nonmetal Transition of (Pr1-xCex)Ru4P12
Chihiro Sekine, Manabu Takusari, Yukihiro Kawamura, Junich Hayashi, Keiki Takeda, Mizushi Matsuda, Hirotada Gotou, Takehiko Yagi,JPS Conf. Proc.,vol.3,(p.1 ~ 6),Article Number:011013,2014.06
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X-ray Study with Synchrotron Radiation for New Filled Skutterudite GdFe4As12 at Ambient Pressure and High Pressures
Keiki Takeda, Yukihiro Kawamura, Kohjiro Ito, Junichi Hayashi, Kazuki Matsui, Hideaki Nakane, Chihiro Sekine,JPS Conf. Proc.,vol.3,(p.1 ~ 6),Article Number:017019,2014.06
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Synchrotron X-ray Diffraction Study of CeRu2Al10 under High Pressure and Low Temperature
Y. Kawamura, T. Kawaai, T. Nakayama, J. Hayashi, K. Takeda, C. Sekine, T. Nishioka, Y. Ohishi,JPS Conf. Proc.,vol.3,(p.1 ~ 5),Article Number:011029,2014.06
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In-situ observation of MmxCo4Sb12 under high temperatures and high pressures
C. Sekine, H. Kato, M. Kanazawa, Y. Kawamura, K. Takeda, M. Matsuda, K. Kihou, C.-H. Lee, H. Gotou,J. Phys.: Conf. Series,vol.502,(p.1 ~ 4),Article Number:012017,2014.04
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Mechanism of Thermal Conductivity Reduction by Rattling Effect in Rare Earth Compounds with Cage-Like Structure
関根ちひろ、川村幸裕、武田圭生、澤口直哉、酒井彰、中根英章,Memoirs of Muroran Institute of Technology,vol.63,2014.03
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Valence Crossover of Ce Ions in CeCu2Si2 under High Pressure –Pressure Dependence of the Unit Cell Volume and the NQR Frequency–
Tatsuo C. Kobayashi, Kenji Fujiwara, Keiki Takeda, Hisatomo Harima, Yoichi Ikeda, Takafumi Adachi, Yasuo Ohishi, Christoph Geibel, and Frank Steglich,J. Phys. Soc. Jpn.,vol.82,(p.1 ~ 6),Article Number:114701,2013.10
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An Identification ofMagnetizing Inrush Current Phenomena by Saturation Overlap Pattern
内藤 督, 前田 竜彦, 武田 圭生, 遠山 篤,IEEJ Trans. PE,vol.132,(p.928 ~ 935),2012.11
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Structural Instability of Unfilled Skutterudite Compounds MX3 (M = Co, Rh, and Ir; X = As and Sb) under High Pressure
K. Matsui, K. Yamamoto, T. Kawaai, Y. Kawamura, J. Hayashi,K. Takeda, C. Sekine,J. Phys. Soc. Jpn.,vol.81,(p.1 ~ 7),Article Number:104604,2012.10
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Higher Harmonics Resonance Suppression in Distribution System using with Damping Resistance
菅原 貴文, 内藤 督, 武田 圭生, 遠山 篤,IEEJ Trans. PE,vol.132,(p.648 ~ 657),2012.07
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An Identification Method of Magnetizing Inrush Current Phenomena by VoltageWaveform
内藤 督, 武田 圭生, 遠山 篤, 前田 竜彦,IEEJ Trans. PE,vol.132,(p.588 ~ 596),2012.06
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An Improved Identification Method of Magnetizing Inrush Current Phenomena in Distribution System
前田 竜彦, 内藤 督, 遠山 篤, 武田 圭生,IEEJ Trans. PE,vol.132,(p.260 ~ 267),2012
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Structural instability of unfilled skutterudite compounds TSb3 (T=Co, Rh and Ir) under high pressure
K. Matsui, J. Hayashi, K. Akahira, K. Ito, Y. Fukushi, K. Takeda and C. Sekine,J. Phys.: Conf. Ser.,vol.273,(p.1 ~ 4),Article Number:012043,2011
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Structural and Electrical Properties of New Filled Skutterudite Compound BaFe4As12 Prepared at High Pressure
K. Takeda, K. Ito, J. Hayashi, C. Sekine, and T. Yagi,J. Phys. Soc. Jpn.,vol.80,(Suppl. A),(p.1 ~ 3),Article Number:SA029,2011
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High-Pressure X-ray Diffraction Study of Unfilled Skutterudite Compound RhAs3
K. Matsui, J. Hayashi, S. Mitsuka, H. Nakamura, K. Takeda, and C. Sekine,J. Phys. Soc. Jpn.,vol.80,(Suppl. A),(p.1 ~ 3),Article Number:SA031,2011
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Pressure-induced structural phase transitions in UIr
H. Kotegawa, S. Araki, T. Akazawa, A. Hori, Y. Irie, S. Fukushima, H. Hidaka, T. C. Kobayashi, K. Takeda, Y. Ohishi, K. Murata, E. Yamamoto, S. Ikeda, Y. Haga, and Y. Onuki,Phys. Rev., B,vol.84,(p.1 ~ 5),Article Number:054524,2011
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An identification method of magnetizing inrush current phenomena in distribution system using with Aitken's Δ2-process
尾碕 崇行, 内藤 督, 遠山 篤, 佐藤 孝紀, 武田 圭生, 太田 文彦,IEEJ Trans. PE,vol.131,(p.263 ~ 270),2011
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A Prediction method of high harmonics resonance in distribution system
池田 雄司, 遠山 篤, 武田 圭生, 内藤 督, 正木 和行,IEEJ Trans. PE,vol.130,(p.743 ~ 750),2010
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Pressure-induced irreversible isosymmetric transition of TSb3 (T=Co, Rh and Ir)
K. Matsui J. Hayashi, K. Akahira, K. Ito, K. Takeda and C. Sekine,J. Phys.: Conf. Ser.,vol.215,(p.1 ~ 4),Article Number:012005,2010
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X-ray and optical studies of one-dimensional bis(dimethylglyoximato)Pd(II), Pd(dmg)2 at high pressures
K. Takeda, T. Sasaki, J. Hayashi, S. Kagami, I. Shirotani, K. Yakushi,J. Phys.: Conf. Ser.,vol.215,(p.1 ~ 5),Article Number:012065,2010
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Pressure-induced phase transition of SmBi with a NaCl-type structure
J. Hayashi, T. Toyama, K. Takeda, I. Shirotani, and Y. Ohishi,,J. Phys.: Conf. Ser.,vol.215,(p.1 ~ 6),Article Number:012004,2010
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Anion height dependence of Tc for the Fe-based superconductor
Y. Mizuguchi, Y. Hara, K. Deguchi, S. Tsuda, T. Yamaguchi, K. Takeda, H. Kotegawa, H. Tou and Y. Takano,Supercond. Sci. Technol.,vol.23,(p.1 ~ 5),Article Number:054013,2010
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Structural and electricalproperties of new filled skutteruditecompound BaRu4As12 prepared at high pressure
K. Takeda, N. Hoshi, J. Hayashi, C. Sekine, S. Kagami, I. Shirotani and T. Yagi,J. Phys.: Conf. Ser.,vol.215,(p.1 ~ 5),Article Number:012130,2010
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Bulk moduli of superconducting skutterudites YT4P12 (T = Fe, Ru and Os)
J. Hayashi, K. Akahira, K. Matsui, H. Ando, Y. Sugiuchi, K. Takeda, C. Sekine, I. Shirotani and T. Yagi,J. Phys.: Conf. Ser.,vol.215,(p.1 ~ 4),Article Number:012142,2010
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Systematic Study of Lattice Specific Heat of Filled Skutterudites
Kazuyuki Matsuhira, Chihiro Sekine, Makoto Wakeshima, Yukio Hinatsu, Takahiro Namiki, Keiki Takeda, Ichimin Shirotani, Hitoshi Sugawara, Daisuke Kikuchi, and Hideyuki Sato,J. Phys. Soc. Jpn.,vol.78,(p.1 ~ 6),Article Number:124601,2009
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Pressure-induced unconventional superconductivity in the heavy-fermion antiferromagnet CeIn3: An115In-NQR study under pressure
S. Kawasaki, M. Yashima, Y. Kitaoka, K. Takeda, K. Shimizu, Y. Oishi, M. Takata, T. C. Kobayashi, H. Harima, S. Araki, H. Shishido R. Settai, and Y.Ō,Phys. Rev. B,vol.77,(p.1 ~ 12),Article Number:064508,2008
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X-ray Study with Synchrotron Radiation for Filled Skutterudite CeRu4As12 at Ambient Pressure and at High Pressures
Keiki Takeda, Junichi Hayashi, Nobuyuki Hoshi, Chihiro Sekine, and Ichimin Shirotani,J. Phys. Soc. Jpn.,vol.77,(Suppl. A),(p.324 ~ 326),2008
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NMR Study of Filled Skutterudite with Heavy Lanthanide GdFe4P12 and TbFe4P12
Ko-ichi Magishi, Hitoshi Sugawara, Takahito Saito, Kuniyuki Koyama, Chihiro Sekine, Keiki Takeda, and Ichimin Shirotani,J. Phys. Soc. Jpn.,vol.77,(suppl. A),(p.300 ~ 302),2008
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High-pressure synthesis of filled skutterudite CeOs4As12
C. Sekine, R. Abe, K. Takeda, K. Matsuhira, M. Wakeshima,Physica B,(403),(p.856 ~ 858),2008
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Appearance of pressure-induced magnetic phase in alpha-manganese
Keiki Takeda, Atsushi Miyake, Katsuya Shimizu, Tatsuo C Kobayashi, Kiichi Amaya,J. Phys. Soc. Jpn.,vol.77,(p.1 ~ 2),Article Number:025001,2008
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Pressure-Temperature Phase Diagram and Superconductivity in UIr
Tatsuo C. Kobayashi, Akihiro Hori, Satoshi Fukushima, Hiroyuki Hidaka, Hisashi Kotegawa, Teruhiko Akazawa, Keiki Takeda, Yasuo Ohishi and Etsuji Yamamoto,J. Phys. Soc. Jpn,vol.76,(5),(p.1 ~ 11),Article Number:051007,2007
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Effects of pressure and shear stress on the absorption spectra of pentacene
I. Shirotani, J. Hayashi, K. Takeda, H. Kawamura, M. Inokuchi, K. Yakushi, H.Inokuchi,Mol. Cryst. Liq. Cryst.,vol.461,(p.111 ~ 122),2007
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Penning ionization electron and ultraviolet photoelectron spectroscopy of ultrathin bis(l,2-benzoquinonedioximato)platinum(II) films
Hiroyuki Ozaki, Masanori Suhara, Mai Taki, Kouki Akaike, Osamu Endo, Keiki Takeda and Ichimin Shirotani,J. Electron. Spectrosc. Relat. Phenom.,vol.156-158,(p.351 ~ 356),2007
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Persistent photoconductivity effect on weak localization in AlxGa1-xAsySb1-y/InAs quantum wells
S. Ishida, A. Fujimoto, K. Takeda, I. Shibasaki,Physica Stat. Sol. (c),vol.4,(2),(p.329 ~ 331),2007
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Pressure–temperature phase diagrams of some heavy fermion systems
T. C. Kobayashi, H. Hidaka, T. Fujiwara, M. Tanaka, K. Takeda,T. Akazawa, K. Shimizu, S. Kirita, R. Asai, H. Nakawaki, M. Nakashima, R. Settai, E. Yamamoto, Y. Haga and Y. Onuki,J. Phys.: Condens. Matter,vol.19,(p.1 ~ 9),Article Number:125205,2007
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Crystal structure of a new superconductor LaxRh4P12
K. Takeda, S. Sato, J. Hayashi, C. Sekine, I. Shirotani,J. Magn. Magn. Mater.,vol.310,(p.e1 ~ e3),2007
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Electrical and magnetic properties of Kondo semiconductor CeRu4As12
Chihiro Sekine, Nobuyuki Hoshi, Keiki Takeda, Tomoo Yoshida, Ichimin Shirotani, Kazuyuki Matsuhira, Makoto Wakeshima andYukio Hinatsu,J. Magn. Magn. Mater.,vol.310,(p.260 ~ 262),2007
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X-ray study with synchrotron radiation for filled skutterudite YbFe4P12 at ambient pressure and at high pressure
I. Shirotani, J. Hayashia, K. Takedaa, R. Nakadaa, Y. Ohishi,Physica B,vol.382,(p.8 ~ 13),2006
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X-Ray Study with Synchrotron Radiation for One-dimensionalComplex Bis(1,2-benzoquinonedioxymato)platinum(II), Pt(bqd)2 at High Pressures
K. Takeda, I. Shirotani, J. Hayashi, H. Fukuda, K. Ito,Mol. Cryst. Lig. Cryst.,vol.452,(p.113 ~ 122),2006
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High-pressure Synthesis and Structural, Electrical and Magnetic Properties of a New Filled Skutterudite TbFe4P12
Ichimin Shirotani, Keiki Takeda, Chihiro Sekine, Junichi Hayashi, Ryusuke Nakada, Kunihiro Kihou,Z. Naturforsch.,vol.61b,(p.1471 ~ 1476),2006
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Shear stress effect on the absorption spectra of organic thin films under high pressure
I. Shirotani, J. Hayashi, K. Takeda, H. Kawamura, M. Inokuchi, K. Yakushi and H. Inokuchi,Mol. Cryst. Liq. Cryst.,vol.455,(p.75 ~ 79),2006
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Pressure-Induced Superconductivity in CeNiGe3
H. Kotegawa, T. Miyoshi, K. Takeda, S. Fukushima, H. Hidaka, K. Tabata, T. C. Kobayashi, M. Nakashima, R. Settai, Y. Onuki,Physica B,vol.378-380,(p.419 ~ 420),2006
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Structural, optical and electrical properties of one-dimensional bis(dimethylglyoximato)nickel(II), Ni(dmg)2 at high pressure
K. Takeda, J. Hayashi, I. Shirotani, H. Fukuda,Mol. Cryst. Liq. Cryst,vol.460,(p.131 ~ 144),2006
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Pressure-induced superconductivity emerging from antiferromagnetic phase in CeNiGe3
H. Kotegawa, T. Miyoshi, K. Takeda, S. Fukushima, H. Hidaka, K. Tabata,J. Phys. Soc. Jpn,vol.75,(4),(p.1 ~ 6),Article Number:044713,2006
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Structural Analysis of Filled Skutterudite PrRu4P12 at High Pressure and Low-Temperature
A. Miyake, Y. Nakamoto, K. Takeda, Y. Ohishi, K. Shimizu, K. Kihou, C. Sekine, I. Shirotani,Physica B,vol.378-380,(p.199 ~ 200),2006
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Pressure-induced charge ordering of LiV2O4
K. Takeda, H. Hidaka, H. Kotegawa, T. C. Kobayashi, K. Shimizu, H. Harima, K. Fujiwara, K. Miyoshi, J. Takeuchi, Y. Ohishi, T. Adachi, M. Takata, E. Nishibori, M. Sakata, T. Watanuki, O. Shimomura,Physica B,(359-361),(p.1312 ~ 1314),2005
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Superconductivity of the new skutterudite compound LaxRh4P12 prepared at high pressure
I..Shirotani, S. Sato, C. Sekine, K. Takeda, I. Inagawa and T. Yagi,J. Phys.: Condens. Matter,vol.17,(p.7353 ~ 7357),2005
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Magnetic properties of TbRu4P12 studied by neutron diffraction
K. Kihou, C. Sekine, I. Shirotani, C. H. Lee, K. Hijiri, K. Takeda,Physica B,(359-361),(p.859 ~ 861),2005
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X-ray study with synchrotron radiation for one-dimensional complex bis(diphenylglyoximato)platinum(II) at high pressures
I. Shirotani, J. Hayashi and K. Takeda,Mol. Cryst. Lig. Cryst.,(442),(p.157 ~ 166),2005
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Weak Localization and Spin-0rbit Interaction in Self-Organized In0.2Ga0.8As Quantum Wires on GaAs(221)A Substrates
S. Ishida, K. Takeda, A. Okamoto, I. Shibasaki,Physica Stat. Sol. (c),vol.2,(No. 8),(p.3072 ~ 3076),2005
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Effect of Hetero-Interface on Weak Localization in InSb Thin Film Layers on GaAs(100) Substrates
S. Ishida, K. Takeda,A. Okamoto, I. Shibasaki,Physica Stat. Sol. (c),vol.2,(No. 8),(p.3067 ~ 3071),2005
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Weak-field magnetoresistance anomaly and Shubnikov-de Haas oscillations in Sn-doped InSb thin films on GaAs(100) substrates
S. Ishida, K. Takeda, A. Okamoto, I. Shibasaki,Physica E,(20),(p.211 ~ 215),2004
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Classical in-plane negative magnetoresistance and quantum positive magnetoresistance in undoped InSb thin films on GaAs (100) substrates
S. Ishida, K. Takeda, A. Okamoto, I. Shibasaki,Physica E,(20),(p.255 ~ 259),2004
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Superconductivity Under High Pressure
K. Amaya, K. Shimizu, K. Takeda, N. Tateiwa, T. Muramatsu, M. Ishizuka, T. C. Kobayashi,Physica B,(329-333),(p.1308 ~ 1311),2003
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Low-temperature transport properties of InSb films on GaAs(100)substrates
S. Ishida, K. Takeda, A. Okamoto, I. Shibasaki,Physica E,(18),(p.159 ~ 160),2003
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Weak anti-localization in the accumulation layer of InSb/GaAs(100) hetero interface
S. Ishida, K. Takeda, A. Okamoto, I. Shibasaki,J. Phys. Soc. Jpn.,vol.72,(supplement A),(p.153 ~ 154),2003
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Insulator to metal transition and electronic spectra of bis(1, 2-benzoquinonedioximato)platinum(II), Pt(bqd)2 at high pressure
K. Takeda, I. Shirotani, K. Yakushi,Synthetic Metals,(133-134),(p.415 ~ 416),2003
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Magnetic - non magnetic transition of U3P4 at high pressures
K. Takeda, M. Tanaka, T. C. Kobayashi, T. Akazawa, K.Shimizu, K. Amaya, Y. Inada, P. Wisniewski, D. Aoki, E. Yamamoto, Y. Haga, Y. Onuki,the Journal of Nuclear Science and Technology,(Supplement 3),(p.191 ~ 194),2002
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Superconductivity in the non-magnetic state of iron under pressure
K. Shimizu, T. Kimura, S. Furomoto, K. Takeda, K. Kontani, Y. Onuki, K. Amaya,NATURE,(412),(p.316 ~ 318),2001
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Pressure-induced insulator-to-metal transition and superconductivity in iodanil, C6I4O2
I. Shirotani, J. Hayashi, K. Yakushi, K. Takeda, T. Yokota, K. Shimizu, K. Amaya, A. Nakayama, K. Aoki,Physica B,(304),(p.6 ~ 11),2001
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高圧下における一次元白金錯体の絶縁体
武田圭生、城谷一民、薬師久弥,室蘭工業大学紀要,(50),(p.55 ~ 59),2000
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Metal to insulator transition of one-dimensional bis(1,2-benzoquinonedioximato)-platinum(II), Pt(bqd)2, at low temperatures and high pressures
K. Takeda, I. Shirotani, C. Sekine, K. Yakushi,J. Phys.: Condens. Matter,(12),(p.L483-L488 ~ ),2000
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Pressure-induced insulator-to-metal-to-insulator transitions in one-dimensional bis(dimethylglyoximato)platinum(II), Pt(dmg)2
K. Takeda, I. Shirotani, K. Yakushi,Chem. Mater.,vol.14,(4),(p.912 ~ 916),2000
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Structural anomaly of one-dimensional platinum complex at high pressures
K. Takeda, I. Shirotani, J. Hayashi, T. Adachi and O. Shimomura,Rev. High Pressure Sci. Technol.,(7),(p.673 ~ 675),1998
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Compressibility and high-pressure electrical resistivity of one-dimensional phtalocyanine
T. Hiejima, K. Yakushi, T. Adachi, O. Shimomura, K. Takeda, I. Shirotani, K. Imaeda and H. Inokuchi,Mol. Cryst. Liq. Cryst.,(296),(p.255 ~ 268),1997
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Electrical properties of thin films of bis(1,2-benzoquinonedioximato)platinum(II), Pt(bqd)2
I. Shirotani, K. Takeda,F. Onuma and N. Sato,Mol. Cryst. Liq. Cryst.,(285),(p.119 ~ 124),1996
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Superconductivity of ZrRuSi prepared at high pressure
I. Shirotani, K. Tachi, K. Takeda, S. Todo, T. Yagi and K. Kanoda,Phys. Rev. B,vol.52,(p.6197 ~ 6200),1995