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Nanoscale Phase Separation Due to Doping and Electronic Degeneracies in Iron Pnictides
Vladimir Gnezdilov, Alexander Glamazda, Peter Lemmens, Kazutaka Kudo, Minoru Nohara
Journal of Nanoscience & Technology Vol. 3 No. 1 p. 101-1-101-20 2025/04 Research paper (scientific journal)
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Spontaneous magnetic field and disorder effects in BaPtAs1−xSbx with a honeycomb network
Tadashi Adachi, Taiki Ogawa, Yota Komiyama, Takuya Sumura, Yuki Saito-Tsuboi, Takaaki Takeuchi, Kohei Mano, Kaoru Manabe, Koki Kawabata, Tsuyoshi Imazu, Akihiro Koda, Wataru Higemoto, Hirotaka Okabe, Jumpei G. Nakamura, Takashi U. Ito, Ryosuke Kadono, Christopher Baines, Isao Watanabe, Takanori Kida, Masayuki Hagiwara, Yoshiki Imai, Jun Goryo, Minoru Nohara, Kazutaka Kudo
Physical Review B Vol. 111 No. 10 p. L100508-1-L100508-6 2025/03/31 Research paper (scientific journal)
Publisher: American Physical Society (APS)
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Observation of two-level critical-state in the van-der-Waals superconductor Pt(Bi1-xSex)2
Y. Samukawa, M. Maeda, N. Jiang, R. Nakamura, M. Watanabe, K. Takaki, Y. Moriyasu, T. Ikushima, T. Kida, M. Hagiwara, T. Nakamura, Y. Okada, K. Kudo, Y. Niimi
Physical Review B Vol. 111 No. 6 p. 064506-1-064506-9 2025/02/07 Research paper (scientific journal)
Publisher: American Physical Society (APS)
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Non-coplanar spin structure in a metallic thin film of triangular lattice antiferromagnet CrSe
Yusuke Tajima, Junichi Shiogai, Kohei Ueda, Hirotake Suzaki, Kensuke Takaki, Takeshi Seki, Kazutaka Kudo, Jobu Matsuno
APL Materials Vol. 12 No. 4 p. 041112-1-041112-8 2024/04 Research paper (scientific journal)
Publisher: AIP Publishing
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Fabrication of Se-doped PtBi2 Thin Film Devices
Masaki Maeda, Masashi Tokuda, Ryoya Nakamura, Mori Watanabe, Kensuke Takaki, Nan Jiang, Kazutaka Kudo, Yasuhiro Niimi
JPS Conf. Proc. Vol. 38 p. 011036-1-011036-4 2023/05/23 Research paper (international conference proceedings)
Publisher: Journal of the Physical Society of Japan
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Temperature dependent local inhomogeneity and magnetic moments of (Li1−xFex)OHFeSe superconductors
G. Tomassucci, L. Tortora, G. M. Pugliese, F. Stramaglia, L. Simonelli, C. Marini, K. Terashima, T. Wakita, S. Ayukawa, T. Yokoya, K. Kudo, M. Nohara, T. Mizokawa, N. L. Saini
Physical Chemistry Chemical Physics Vol. 25 No. 9 p. 6684-6692 2023/02 Research paper (scientific journal)
Publisher: Royal Society of Chemistry (RSC)
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Non-monotonic Variation of Superconducting Transition Temperature in BaPtAs–BaPtSb Solid Solution
Taiki Ogawa, Kaoru Manabe, Tetsuya Takeuchi, Takanori Kida, Haruhiko Kuroe, Masayuki Hagiwara, Jun Goryo, Tadashi Adachi, Kazutaka Kudo
Journal of the Physical Society of Japan Vol. 91 No. 12 p. 123702-1-123702-4 2022/12/15 Research paper (scientific journal)
Publisher: Physical Society of Japan
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Domain Dependent Fermi Arcs Observed in a Striped Phase Dichalcogenide
Takashi Mizokawa, Alexei Barinov, Viktor Kandyba, Alessio Giampietri, Ryoya Matsumoto, Yohei Okamoto, Kou Takubo, Koji Miyamoto, Taichi Okuda, Sunseng Pyon, Hiroyuki Ishii, Kazutaka Kudo, Minoru Nohara, Naurang L. Saini
Advanced Quantum Technologies Vol. 5 No. 9 p. 2200029-1-2200029-9 2022/07/10 Research paper (scientific journal)
Publisher: Wiley
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Enhanced Superconductivity in Close Proximity to Polar-Nonpolar Structural Phase Transition in Se/Te-Substituted PtBi2
Kensuke Takaki, Mayu Yamamoto, Masamichi Nakajima, Tetsuya Takeuchi, Hoang Yen Nguyen, Minoru Nohara, Yasuhiro Kishioji, Takahiro Fujii, Kentaro Yoshino, Shigeki Miyasaka, Kazutaka Kudo
Journal of the Physical Society of Japan Vol. 91 No. 3 p. 034703-1-034703-6 2022/03/15 Research paper (scientific journal)
Publisher: Physical Society of Japan
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Pressure Induced Spectral Redistribution due to Te2 Dimer Breaking in AuTe2
Daiki Ootsuki, Hidekazu Okamura, Shogo Mitsumoto, Yuka Ikemoto, Taro Moriwaki, Masashi Arita, Teppei Yoshida, Kazutaka Kudo, Hiroyuki Ishii, Minoru Nohara, Takashi Mizokawa
Journal of the Physical Society of Japan Vol. 90 No. 11 p. 114705-1-114705-5 2021/11/15 Research paper (scientific journal)
Publisher: Physical Society of Japan
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Superconductivity of the Stuffed CdI2-type Pt1+xBi2
K. Kudo, H. Y. Nguyen, C.-g. Oh, K. Takaki, M. Nohara
Journal of the Physical Society of Japan Vol. 90 No. 6 p. 063706-1-063706-4 2021/05 Research paper (scientific journal)
Publisher: Physical Society of Japan
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Superconductivity of the Partially Ordered Laves Phase Mg2Ir2.3Ge1.7
K. Kudo, T. Honda, H. Hiiragi, H. Ota, M. Nohara
Journal of the Physical Society of Japan Vol. 89 No. 12 p. 123701-1-123701-4 2020/11 Research paper (scientific journal)
Publisher: Physical Society of Japan
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Superconductivity in Mg2Ir3Si: A Fully Ordered Laves Phase
K. Kudo, H. Hiiragi, T. Honda, K. Fujimura, H. Idei, M. Nohara
Journal of the Physical Society of Japan Vol. 89 No. 1 p. 013701-1-013701-4 2020/01 Research paper (scientific journal)
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Thermal Conductivity and Magnetic Phase Diagram of CuB2O4
T. Kawamata, N. Sugawara, S. M. Haidar, T. Adachi, T. Noji, K. Kudo, N. Kobayashi, Y. Fujii, H. Kikuchi, M. Chiba, G. A. Petrakovskii, M. A. Popov, L. N. Bezmaternykh, Y. Koike
Journal of the Physical Society of Japan Vol. 88 No. 11 p. 114708-1-114708-6 2019/10 Research paper (scientific journal)
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The local structure of the Ca0.9Pr0.1Fe2As2 superconductor as a function of temperature
E. Paris, T. Wakita, L. Simonelli, C. Marini, W. Olszewski, K. Terashima, F. Stramaglia, G. M. Pugliese, T. Mizokawa, S. Ioka, K. Kudo, M. Nohara, T. Yokoya, N. L. Saini
Superconductor Science and Technology Vol. 32 No. 9 p. 095001-1-095001-7 2019/07 Research paper (scientific journal)
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Interplay between spin-orbit interaction and stripe-type charge-orbital order of IrTe2
Daiki Ootsuki, Hiroyuki Ishii, Kazutaka Kudo, Minoru Nohara, Masashi Arita, Hirofumi Namatame, Masaki Taniguchi, Naurang L. Saini, Takashi Mizokawa
Journal of Physics and Chemistry of Solids Vol. 128 p. 270-274 2019/05 Research paper (scientific journal)
Publisher: Elsevier BV
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Impact of local atomic fluctuations on superconductivity of Pr-substituted CaFe2As2 studied by X-ray fluorescence holography
Kazutaka Kudo, Satoshi Ioka, Naohisa Happo, Hiromi Ota, Yoshihiro Ebisu, Koji Kimura, Takuma Hada, Takumi Kimura, Hiroo Tajiri, Shinya Hosokawa, Kouichi Hayashi, Minoru Nohara
Journal of the Physical Society of Japan Vol. 88 No. 6 p. 063704-1-063704-5 2019 Research paper (scientific journal)
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Atomic Imaging of Iron-Based Superconductor Parent FeTe Using X-Ray Fluorescence Holography
Benedict Paulus, Shinya Hosokawa, Jens Rüdiger Stellhorn, Benjamin Klee, Katarzyna M. Sowa, Kazutaka Kudo, Naoki Nishimoto, Hiromi Ota, Minoru Nohara, Marc de Boissieu, Nils Blanc, Nathalie Boudet, Wolf Christian Pilgrim
Physica Status Solidi (B) Basic Research Vol. 255 No. 11 p. 1800200-1-1800200-5 2018/11 Research paper (scientific journal)
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Ultrathin Bismuth Film on High-Temperature Cuprate Superconductor Bi2Sr2CaCu2O8+delta as a Candidate of a Topological Superconductor
Natsumi Shimamura, Katsuaki Sugawara, Sukrit Sucharitakul, Seigo Souma, Katsuya Iwaya, Kosuke Nakayama, Chi Xuan Trang, Kunihiko Yamauchi, Tamio Oguchi, Kazutaka Kudo, Takashi Noji, Yoji Koike, Takashi Takahashi, Tetsuo Hanaguri, Takafumi Sato
ACS NANO Vol. 12 No. 11 p. 10977-10983 2018/11 Research paper (scientific journal)
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Development and application of 2.5 GPa–25 T high-pressure high-field electron spin resonance system using a cryogen-free superconducting magnet
T. Sakurai, S. Kimura, M. Kimata, H. Nojiri, S. Awaji, S. Okubo, H. Ohta, Y. Uwatoko, K. Kudo, Y. Koike
Journal of Magnetic Resonance Vol. 296 p. 1-4 2018/11 Research paper (scientific journal)
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Commensurate versus incommensurate charge ordering near the superconducting dome in Ir1-xPtxTe2 revealed by resonant x-ray scattering
K. Takubo, K. Yamamoto, Y. Hirata, H. Wadati, T. Mizokawa, R. Sutarto, F. He, K. Ishii, Y. Yamasaki, H. Nakao, Y. Murakami, G. Matsuo, H. Ishii, M. Kobayashi, K. Kudo, M. Nohara
Physical Review B Vol. 97 No. 20 2018/05/31 Research paper (scientific journal)
Publisher: American Physical Society
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Metastable Superconductivity in Two-Dimensional IrTe2 Crystals
Masaro Yoshida, Kazutaka Kudo, Minoru Nohara, Yoshihiro Iwasa
Nano Letters Vol. 18 No. 5 p. 3113-3117 2018/05/09 Research paper (scientific journal)
Publisher: American Chemical Society
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Direct observation of the quantum phase transition of SrCu<inf>2</inf>(BO<inf>3</inf>)<inf>2</inf> by high-pressure and terahertz electron spin resonance
Takahiro Sakurai, Yuki Hirao, Keigo Hijii, Susumu Okubo, Hitoshi Ohta, Yoshiya Uwatoko, Kazutaka Kudo, Yoji Koike
Journal of the Physical Society of Japan Vol. 87 No. 3 2018 Research paper (scientific journal)
Publisher: Physical Society of Japan
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Superconductivity in BaPtSb with an ordered honeycomb network
Kazutaka Kudo, Yuki Saito, Takaaki Takeuchi, Shin-ya Ayukawa, Takayuki Kawamata, Shinichiro Nakamura, Yoji Koike, Minoru Nohara
Journal of the Physical Society of Japan Vol. 87 No. 6 p. 063702-1-063702-2 2018 Research paper (scientific journal)
Publisher: Physical Society of Japan
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Superconductivity in Hexagonal BaPtAs: SrPtSb- and YPtAs-type Structures with Ordered Honeycomb Network
Kazutaka Kudo, Takaaki Takeuchi, Hiromi Ota, Yuki Saito, Shin-ya Ayukawa, Kazunori Fujimura, Minoru Nohara
Journal of the Physical Society of Japan Vol. 87 No. 7 p. 073708-1-073708-5 2018 Research paper (scientific journal)
Publisher: Physical Society of Japan
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Ultrafast dissolution and creation of bonds in IrTe2 induced by photodoping
S. Ideta, D. Zhang, A. G. Dijkstra, S. Artyukhin, S. Keskin, R. Cingolani, T. Shimojima, K. Ishizaka, H. Ishii, K. Kudo, M. Nohara, R. J, D. Mille
Science Advances Vol. 4 No. 7 p. eaar3867-1-eaar3867-7 2018 Research paper (scientific journal)
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Temperature-dependent local structure and superconductivity of BaPd2As2 and SrPd2As2
K. Terashima, E. Paris, L. Simonelli, E. Salas-Colera, A. Puri, T. Wakita, Y. Yamada, S. Nakano, H. Idei, K. Kudo, M. Nohara, Y. Muraoka, T. Mizokawa, T. Yokoya, N. L. Saini
Physical Review B Vol. 98 No. 9 p. 094525-1-094525-5 2018
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A Novel One-Dimensional Electronic State at IrTe2 Surface
Daiki Ootsuki, Hiroyuki Ishii, Kazutaka Kudo, Minoru Nohara, Masaya Takahashi, Masafumi Horio, Atsushi Fujimori, Teppei Yoshida, Masashi Arita, Hiroaki Anzai, Hirofumi Namatame, Masaki Taniguchi, Naurang L. Saini, Takashi Mizokawa
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 86 No. 12 2017/12 Research paper (scientific journal)
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Charge-Stripe Order and Superconductivity in Ir(1-x)PtxTe(2)
O. Ivashko, L. Yang, D. Destraz, E. Martino, Y. Chen, C. Y. Guo, H. Q. Yuan, A. Pisoni, P. Matus, S. Pyon, K. Kudo, M. Nohara, L. Forro, H. M. Ronnow, M. Hucker, M. von Zimmermann, J. Chang
SCIENTIFIC REPORTS Vol. 7 p. 17157-1-17157-7 2017/12 Research paper (scientific journal)
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Distinct local structure of superconducting Ca10M4As8(Fe2As)(5) (M = Pt, Ir)
E. Paris, T. Wakita, O. Proux, T. Yokoya, K. Kudo, D. Mitsuoka, T. Kimura, K. Fujimura, N. Nishimoto, S. Ioka, M. Nohara, T. Mizokawa, N. L. Saini
PHYSICAL REVIEW B Vol. 96 No. 22 p. 224507-1-224507-6 2017/12 Research paper (scientific journal)
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Pressure-Induced Superconductivity from Doping-Induced Antiferromagnetic Phase of 112-type Ca1-xLaxFeAs2
Shunsaku Kitagawa, Taishi Sekiya, Yo Fujiyoshi, Shingo Araki, Tatsuo C. Kobayashi, Naoki Nishimoto, Tasuku Mizukami, Satoshi Ioka, Kazunori Fujimura, Kazutaka Kudo, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 86 No. 11 2017/11 Research paper (scientific journal)
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Strong-Coupling Superconductivity in BaPd2As2 Induced by Soft Phonons in the ThCr2Si2-Type Polymorph
Kazutaka Kudo, Yoshiaki Yamada, Takaaki Takeuchi, Takumi Kimura, Satoshi Ioka, Genta Matsuo, Yutaka Kitahama, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 86 No. 6 p. 063704-1-063704-4 2017/06 Research paper (scientific journal)
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Orbital-Dependent Band Renormalization in BaNi2(As1-xPx)(2) (x=0.00 and 0.092)
Tomohiro Noda, Kazutaka Kudo, Masaya Takasuga, Minoru Nohara, Takuya Sugimoto, Daiki Ootsuki, Masaki Kobayashi, Koji Horiba, Kanta Ono, Hiroshi Kumigashira, Atsushi Fujimori, Naurang L. Saini, Takashi Mizokawa
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 86 No. 6 p. 064708-1-064708-8 2017/06 Research paper (scientific journal)
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Enhanced Superconductivity in Close Proximity to the Structural Phase Transition of Sr1-xBaxNi2P2
Kazutaka Kudo, Yutaka Kitahama, Keita Iba, Masaya Takasuga, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 86 No. 3 2017/03 Research paper (scientific journal)
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Site-Selective Antimony Doping in Arsenic Zigzag Chains of 112-Type Ca1-xLaxFeAs2
Hiromi Ota, Kazutaka Kudo, Takumi Kimura, Yutaka Kitahama, Tasuku Mizukami, Satoshi Ioka, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 86 No. 2 2017/02 Research paper (scientific journal)
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Arsenic chemistry of iron-based superconductors and strategy for novel superconducting materials
M. Nohara, K. Kudo
Advances in Physics: X Vol. 2 No. 2 p. 450-461 2017
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Temperature dependent local atomic displacements in ammonia intercalated iron selenide superconductor
E. Paris, L. Simonelli, T. Wakita, C. Marini, J. -H. Lee, W. Olszewski, K. Terashima, T. Kakuto, N. Nishimoto, T. Kimura, K. Kudo, T. Kambe, M. Nohara, T. Yokoya, N. L. Saini
SCIENTIFIC REPORTS Vol. 6 2016/06 Research paper (scientific journal)
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Enhancement of critical current density in a. Ca0.85La0.15Fe(As0.92Sb0.08)2 superconductor with Tc=47K through 3MeV proton irradiation
Akiyoshi Park, Akinori Mine, Tatsuhiro Yamada, Fumiaki Ohtake, Hiroki Akiyama, Yue Sun, Sunseng Pyon, Tsuyoshi Tamegai, Yutaka Kitahama, Tasuku Mizukami, Kazutaka Kudo, Minoru Nohara, Hisashi Kitamura
SUPERCONDUCTOR SCIENCE & TECHNOLOGY Vol. 29 No. 5 2016/05 Research paper (scientific journal)
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Pressure dependence of the local structure of iridium ditelluride across the structural phase transition
E. Paris, B. Joseph, A. Iadecola, C. Marini, H. Ishii, K. Kudo, S. Pascarelli, M. Nohara, T. Mizokawa, N. L. Saini
PHYSICAL REVIEW B Vol. 93 No. 13 2016/04 Research paper (scientific journal)
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Composition-induced structural instability and strong-coupling superconductivity in Au1-xPdxTe2
Kazutaka Kudo, Hiroyuki Ishii, Minoru Nohara
PHYSICAL REVIEW B Vol. 93 No. 14 2016/04 Research paper (scientific journal)
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Observation of momentum-resolved charge fluctuations proximate to the charge-order phase using resonant inelastic x-ray scattering
M. Yoshida, K. Ishii, M. Naka, S. Ishihara, I. Jarrige, K. Ikeuchi, Y. Murakami, K. Kudo, Y. Koike, T. Nagata, Y. Fukada, N. Ikeda, J. Mizuki
SCIENTIFIC REPORTS Vol. 6 2016/03 Research paper (scientific journal)
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High-resolution magnetic penetration depth and inhomogeneities in locally noncentrosymmetric SrPtAs
J. F. Landaeta, S. V. Taylor, I. Bonalde, C. Rojas, Y. Nishikubo, K. Kudo, M. Nohara
PHYSICAL REVIEW B Vol. 93 No. 6 2016/02 Research paper (scientific journal)
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A new way to synthesize superconducting metal-intercalated C-60 and FeSe
Yuuki Takahei, Keitaro Tomita, Yugo Itoh, Keishi Ashida, Ji-Hyun Lee, Naoki Nishimoto, Takumi Kimura, Kazutaka Kudo, Minoru Nohara, Yoshihiro Kubozono, Takashi Kambe
SCIENTIFIC REPORTS Vol. 6 2016/01 Research paper (scientific journal)
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Doping-enhanced antiferromagnetism in Ca1-xLaxFeAs2
Shinji Kawasaki, Tomosuke Mabuchi, Satoki Maeda, Tomoki Adachi, Tasuku Mizukami, Kazutaka Kudo, Minoru Nohara, Guo-qing Zheng
PHYSICAL REVIEW B Vol. 92 No. 18 2015/11 Research paper (scientific journal)
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Frequency Extension to the THz Range in the High Pressure ESR System and Its Application to the Shastry-Sutherland Model Compound SrCu2(BO3)(2)
Hitoshi Ohta, Takahiro Sakurai, Ryosuke Matsui, Kohei Kawasaki, Yuki Hirao, Susumu Okubo, Kazuyuki Matsubayashi, Yoshiya Uwatoko, Kazutaka Kudo, Yoji Koike
JOURNAL OF PHYSICAL CHEMISTRY B Vol. 119 No. 43 p. 13755-13761 2015/10 Research paper (scientific journal)
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Suppression of Nonmagnetic Insulating State by Application of Pressure in Mineral Tetrahedrite Cu12Sb4S13
Shunsaku Kitagawa, Taishi Sekiya, Shingo Araki, Tatsuo C. Kobayashi, Kenji Ishida, Takashi Kambe, Takumi Kimura, Naoki Nishimoto, Kazutaka Kudo, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 84 No. 9 2015/09 Research paper (scientific journal)
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Development of High-Pressure and Multi-Frequency ESR System and Its Application to Quantum Spin System
Takahiro Sakurai, Ryosuke Matsui, Kohei Kawasaki, Susumu Okubo, Hitoshi Ohta, Kazuyuki Matsubayashi, Yoshiya Uwatoko, Kazutaka Kudo, Yoji Koike
APPLIED MAGNETIC RESONANCE Vol. 46 No. 9 p. 1007-1012 2015/09 Research paper (scientific journal)
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Comparative ARPES Study on Iron-Platinum-Arsenide Superconductor Ca-10(Pt4As8)(Fe2-xPtxAs2)(5) (x=0.25 and 0.42)
Masanori Sunagawa, Rikiya Yoshida, Toshihiko Ishiga, Koji Tsubota, Taihei Jabuchi, Junki Sonoyama, Satomi Kakiya, Daisuke Mitsuoka, Kazutaka Kudo, Minoru Nohara, Kanta Ono, Hiroshi Kumigashira, Tamio Oguchi, Takanori Wakita, Yuji Muraoka, Takayoshi Yokoya
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 84 No. 5 2015/05 Research paper (scientific journal)
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Superconductivity in MgPtSi: An orthorhombic variant of MgB2
Kazutaka Kudo, Kazunori Fujimura, Seiichiro Onari, Hiromi Ota, Minoru Nohara
PHYSICAL REVIEW B Vol. 91 No. 17 2015/05 Research paper (scientific journal)
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Unscaling Superconducting Parameters with T-c for Bi-2212 and Bi-2223: A Magnetotransport Study in the Superconductive Fluctuation Regime
Shintaro Adachi, Tomohiro Usui, Yasuhito Ito, Hironobu Kudo, Haruki Kushibiki, Kosuke Murata, Takao Watanabe, Kazutaka Kudo, Terukazu Nishizaki, Norio Kobayashi, Shojiro Kimura, Masaki Fujita, Kazuyoshi Yamada, Takashi Noji, Yoji Koike, Takenori Fujii
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 84 No. 2 2015/02 Research paper (scientific journal)
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Real Space Imaging of Spin Polarons in Zn-Doped SrCu2(BO3)(2)
M. Yoshida, H. Kobayashi, I. Yamauchi, M. Takigawa, S. Capponi, D. Poilblanc, F. Mila, K. Kudo, Y. Koike, N. Kobayashi
PHYSICAL REVIEW LETTERS Vol. 114 No. 5 2015/02 Research paper (scientific journal)
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Coexistence of multiple charge-density waves and superconductivity in SrPt2As2 revealed by As-75-NMR/NQR and Pt-195-NMR
Shinji Kawasaki, Yoshihiko Tani, Tomosuke Mabuchi, Kazutaka Kudo, Yoshihiro Nishikubo, Daisuke Mitsuoka, Minoru Nohara, Guo-Qing Zheng
PHYSICAL REVIEW B Vol. 91 No. 6 2015/02 Research paper (scientific journal)
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Simultaneous suppression of superconductivity and structural phase transition under pressure in Ca-10(Ir4As8)(Fe2-xIrxAs2)(5)
Shunsaku Kitagawa, Shingo Araki, Tatsuo C. Kobayashi, Hiroyuki Ishii, Kazunori Fujimura, Daisuke Mitsuoka, Kazutaka Kudo, Minoru Nohara
PHYSICAL REVIEW B Vol. 90 No. 22 2014/12 Research paper (scientific journal)
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Synchrotron X-ray Diffraction Study of Structural Phase Transition in Ca-10(Ir4As8)(Fe2-xIrxAs2)(5)
Naoyuki Katayama, Kento Sugawara, Yuki Sugiyama, Takafumi Higuchi, Kazutaka Kudo, Daisuke Mitsuoka, Takashi Mizokawa, Minoru Nohara, Hiroshi Sawa
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 83 No. 11 2014/11 Research paper (scientific journal)
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Effect of Pt substitution on the electronic structure of AuTe2
D. Ootsuki, K. Takubo, K. Kudo, H. Ishii, M. Nohara, N. L. Saini, R. Sutarto, F. He, T. Z. Regier, M. Zonno, M. Schneider, G. Levy, G. A. Sawatzky, A. Damascelli, T. Mizokawa
PHYSICAL REVIEW B Vol. 90 No. 14 2014/10 Research paper (scientific journal)
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Superconducting Transition Temperatures of up to 47K from Simultaneous Rare-Earth Element and Antimony Doping of 112-Type CaFeAs2
Kazutaka Kudo, Yutaka Kitahama, Kazunori Fujimura, Tasuku Mizukami, Hiromi Ota, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 83 No. 9 2014/09 Research paper (scientific journal)
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Superconductivity in Noncentrosymmetric Iridium Silicide Li2IrSi3
Sunseng Pyon, Kazutaka Kudo, Jun-ichi Matsumura, Hiroyuki Ishii, Genta Matsuo, Minoru Nohara, Hajime Hojo, Kengo Oka, Masaki Azuma, V. Ovidiu Garlea, Katsuaki Kodama, Shin-ichi Shamoto
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 83 No. 9 2014/09 Research paper (scientific journal)
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Temperature dependent nanoscale atomic correlations in Ir1-xPtxTe2 (x=0.0, 0.03 and 0.04) system
B. Joseph, E. Paris, D. F. Mulato-Gomez, L. Simonelli, M. Bendele, L. Maugeri, A. Iadecola, S. Pyon, K. Kudo, M. Nohara, J. Mustre de Leon, T. Mizokawa, N. L. Saini
JOURNAL OF PHYSICS-CONDENSED MATTER Vol. 26 No. 37 2014/09 Research paper (scientific journal)
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Determination of temperature-dependent atomic displacements in the Ca10Ir4As8(Fe2As2)(5) superconductor with a metallic spacer layer
E. Paris, B. Joseph, A. Iadecola, C. Marini, K. Kudo, D. Mitsuoka, M. Nohara, T. Mizokawa, N. L. Saini
PHYSICAL REVIEW B Vol. 90 No. 9 2014/09 Research paper (scientific journal)
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Bond order and the role of ligand states in stripe-modulated IrTe2
K. Takubo, R. Comin, D. Ootsuki, T. Mizokawa, H. Wadati, Y. Takahashi, G. Shibata, A. Fujimori, R. Sutarto, F. He, S. Pyon, K. Kudo, M. Nohara, G. Levy, I. S. Elfimov, G. A. Sawatzky, A. Damascelli
PHYSICAL REVIEW B Vol. 90 No. 8 2014/08 Research paper (scientific journal)
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Pudding-Mold-Type Band as an Origin of the Large Seebeck Coefficient Coexisting with Metallic Conductivity in Carrier-Doped FeAs2 and PtSe2
Hidetomo Usui, Kazuhiko Kuroki, Seiya Nakano, Kazutaka Kudo, Minoru Nohara
JOURNAL OF ELECTRONIC MATERIALS Vol. 43 No. 6 p. 1656-1661 2014/06 Research paper (scientific journal)
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Doping Dependencies of Onset Temperatures for the Pseudogap and Superconductive Fluctuation in Bi2Sr2CaCu2O8+delta, Studied from Both In-Plane and Out-of-Plane Magnetoresistance Measurements
Tomohiro Usui, Daiki Fujiwara, Shintaro Adachi, Hironobu Kudo, Kosuke Murata, Haruki Kushibiki, Takao Watanabe, Kazutaka Kudo, Terukazu Nishizaki, Norio Kobayashi, Shojiro Kimura, Kazuyoshi Yamada, Tomoyuki Naito, Takashi Noji, Yoji Koike
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 83 No. 6 2014/06 Research paper (scientific journal)
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Coexistence of Bloch electrons and glassy electrons in Ca-10(Ir4As8)(Fe2-xIrxAs2)(5) revealed by angle- resolved photoemission spectroscopy
K. Sawada, D. Ootsuki, K. Kudo, D. Mitsuoka, M. Nohara, T. Noda, K. Horiba, M. Kobayashi, K. Ono, H. Kumigashira, N. L. Saini, T. Mizokawa
PHYSICAL REVIEW B Vol. 89 No. 22 2014/06 Research paper (scientific journal)
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Thermal Conductivity due to Spinons in the One-Dimensional Quantum Spin System Sr2V3O9
Takayuki Kawamata, Masanori Uesaka, Mitsuhide Sato, Koki Naruse, Kazutaka Kudo, Norio Kobayashi, Yoji Koike
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 83 No. 5 2014/05 Research paper (scientific journal)
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Spin-singlet superconductivity with a full gap in locally noncentrosymmetric SrPtAs
K. Matano, K. Arima, S. Maeda, Y. Nishikubo, K. Kudo, M. Nohara, Guo-qing Zheng
PHYSICAL REVIEW B Vol. 89 No. 14 2014/04 Research paper (scientific journal)
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Switching of Conducting Planes by Partial Dimer Formation in IrTe2
Tatsuya Toriyama, Masao Kobori, Takehisa Konishi, Yukinori Ohta, Kunihisa Sugimoto, Jungeun Kim, Akihiko Fujiwara, Sunseng Pyon, Kazutaka Kudo, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 83 No. 3 2014/03 Research paper (scientific journal)
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Important Roles of Te 5p and Ir 5d Spin-Orbit Interactions on the Multi-band Electronic Structure of Triangular Lattice Superconductor Ir1-xPtxTe2
Daiki Ootsuki, Tatsuya Toriyama, Masakazu Kobayashi, Sunseng Pyon, Kazutaka Kudo, Minoru Nohara, Takuya Sugimoto, Teppei Yoshida, Masafumi Horio, Atsushi Fujimori, Masashi Arita, Hiroaki Anzai, Hirofumi Namatame, Masaki Taniguchi, Naurang L. Saini, Takehisa Konishi, Yukinori Ohta, Takashi Mizokawa
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 83 No. 3 2014/03 Research paper (scientific journal)
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Te 5 p orbitals bring three-dimensional electronic structure to two-dimensional Ir0.95Pt0.05Te2
D. Ootsuki, T. Toriyama, S. Pyon, K. Kudo, M. Nohara, K. Horiba, M. Kobayashi, K. Ono, H. Kumigashira, T. Noda, T. Sugimoto, A. Fujimori, N. L. Saini, T. Konishi, Y. Ohta, T. Mizokawa
PHYSICAL REVIEW B Vol. 89 No. 10 2014/03 Research paper (scientific journal)
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Characteristic two-dimensional Fermi surface topology of high-T-c iron-based superconductors
Masanori Sunagawa, Toshihiko Ishiga, Koji Tsubota, Taihei Jabuchi, Junki Sonoyama, Keita Iba, Kazutaka Kudo, Minoru Nohara, Kanta Ono, Hiroshi Kumigashira, Tomohiro Matsushita, Masashi Arita, Kenya Shimada, Hirofumi Namatame, Masaki Taniguchi, Takanori Wakita, Yuji Muraoka, Takayoshi Yokoya
SCIENTIFIC REPORTS Vol. 4 2014/03 Research paper (scientific journal)
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Enhanced Superconductivity up to 43K by P/Sb Doping of Ca1-xLaxFeAs2
Kazutaka Kudo, Tasuku Mizukami, Yutaka Kitahama, Daisuke Mitsuoka, Keita Iba, Kazunori Fujimura, Naoki Nishimoto, Yuji Hiraoka, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 83 No. 2 2014/02 Research paper (scientific journal)
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Momentum-resolved resonant inelastic X-ray scattering on a single crystal under high pressure
Masahiro Yoshida, Kenji Ishii, Ignace Jarrige, Tetsu Watanuki, Kazutaka Kudo, Yoji Koike, Ken'ichi Kumagai, Nozomu Hiraoka, Hirofumi Ishii, Ku-Ding Tsuei, Jun'ichiro Mizuki
JOURNAL OF SYNCHROTRON RADIATION Vol. 21 No. 1 p. 131-135 2014/01 Research paper (scientific journal)
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Charge-orbital-lattice coupling effects in the dd excitation profile of one-dimensional cuprates
J. J. Lee, B. Moritz, W. S. Lee, M. Yi, C. J. Jia, A. P. Sorini, K. Kudo, Y. Koike, K. J. Zhou, C. Monney, V. Strocov, L. Patthey, T. Schmitt, T. P. Devereaux, Z. X. Shen
PHYSICAL REVIEW B Vol. 89 No. 4 2014/01 Research paper (scientific journal)
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Angle-Resolved Photoemission Study on Multi-Band Electronic Structure of IrTe2
D. Ootsuki, S. Pyon, K. Kudo, M. Nohara, M. Horio, T. Yoshida, A. Fujimori, M. Arita, H. Anzai, H. Namatame, M. Taniguchi, N. L. Saini, T. Mizokawa
JPS Conference Proceedings Vol. 3 2014
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Superconductivity in Ca1-xLaxFeAs2: A novel 112-type iron pnictide with arsenic zigzag bonds
Naoyuki Katayama, Kazutaka Kudo, Seiichiro Onari, Tasuku Mizukami, Kento Sugawara, Yuki Sugiyama, Yutaka Kitahama, Keita Iba, Kazunori Fujimura, Naoki Nishimoto, Minoru Nohara, Hiroshi Sawa
Journal of the Physical Society of Japan Vol. 82 No. 12 2013/12 Research paper (scientific journal)
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Local structural displacements across the structural phase transition in IrTe2: Order-disorder of dimers and role of Ir-Te correlations
B. Joseph, M. Bendele, L. Simonelli, L. Maugeri, S. Pyon, K. Kudo, M. Nohara, T. Mizokawa, N. L. Saini
PHYSICAL REVIEW B Vol. 88 No. 22 2013/12 Research paper (scientific journal)
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Emergence of superconductivity near the structural phase boundary in Pt-doped IrTe2 single crystals
Sunseng Pyon, Kazutaka Kudo, Minoru Nohara
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 494 p. 80-84 2013/11 Research paper (scientific journal)
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Pressure-induced superconductivity in mineral calaverite AuTe2
Shunsaku Kitagawa, Hisashi Kotegawa, Hideki Tou, Hiroyuki Ishii, Kazutaka Kudo, Minoru Nohara, Hisatomo Harima
Journal of the Physical Society of Japan Vol. 82 No. 11 2013/11 Research paper (scientific journal)
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Superconductivity in Ca-10(Ir4As8)(Fe2As2)(5) with Square-Planar Coordination of Iridium
Kazutaka Kudo, Daisuke Mitsuoka, Masaya Takasuga, Yuki Sugiyama, Kento Sugawara, Naoyuki Katayama, Hiroshi Sawa, Hiroaki S. Kubo, Kenta Takamori, Masanori Ichioka, Tatsuo Fujii, Takashi Mizokawa, Minoru Nohara
SCIENTIFIC REPORTS Vol. 3 2013/10 Research paper (scientific journal)
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Electronic Structure Reconstruction by Orbital Symmetry Breaking in IrTe2
Daiki Ootsuki, Sunseng Pyon, Kazutaka Kudo, Minoru Nohara, Masafumi Horio, Teppei Yoshida, Atsushi Fujimori, Masashi Arita, Hiroaki Anzai, Hirofumi Namatame, Masaki Taniguchi, Naurang L. Saini, Takashi Mizokawa
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 82 No. 9 2013/09 Research paper (scientific journal)
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Suppression of Structural Phase Transition in IrTe2 by Isovalent Rh Doping
Kazutaka Kudo, Masakazu Kobayashi, Sunseng Pyon, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 82 No. 8 2013/08 Research paper (scientific journal)
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Development of Hybrid-Type Pressure Cell for High-Pressure and High-Field ESR Measurement
Kohdai Fujimoto, Takahiro Sakurai, Susumu Okubo, Hitoshi Ohta, Kazuyuki Matsubayashi, Yoshiya Uwatoko, Kazutaka Kudo, Yoji Koike
Applied Magnetic Resonance Vol. 44 No. 8 p. 893-898 2013/08 Research paper (scientific journal)
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Large Seebeck effect in electron-doped FeAs2 driven by a quasi-one-dimensional pudding-mold-type band
Hidetomo Usui, Katsuhiro Suzuki, Kazuhiko Kuroki, Seiya Nakano, Kazutaka Kudo, Minoru Nohara
PHYSICAL REVIEW B Vol. 88 No. 7 2013/08 Research paper (scientific journal)
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Enhancing high-temperature thermoelectric properties of PtAs2 by Rh doping
Kazutaka Kudo, Seiya Nakano, Tasuku Mizukami, Toshiro Takabatake, Minoru Nohara
APPLIED PHYSICS LETTERS Vol. 103 No. 9 2013/08 Research paper (scientific journal)
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Collapsed Tetragonal Phase Transition of Ca(Fe1-xRhx)(2)As-2 Studied by Photoemission Spectroscopy
Koji Tsubota, Takanori Wakita, Hiroki Nagao, Chiaki Hiramatsu, Toshihiko Ishiga, Masanori Sunagawa, Kanta Ono, Hiroshi Kumigashira, Masataka Danura, Kazutaka Kudo, Minoru Nohara, Yuji Muraoka, Takayoshi Yokoya
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 82 No. 7 2013/07 Research paper (scientific journal)
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Superconductivity Induced by Breaking Te-2 Dimers of AuTe2
Kazutaka Kudo, Hiroyuki Ishii, Masaya Takasuga, Keita Iba, Seiya Nakano, Jungeun Kim, Akihiko Fujiwara, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 82 No. 6 2013/06 Research paper (scientific journal)
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Role of Lattice Coupling in Establishing Electronic and Magnetic Properties in Quasi-One-Dimensional Cuprates
W. S. Lee, S. Johnston, B. Moritz, J. Lee, M. Yi, K. J. Zhou, T. Schmitt, L. Patthey, V. Strocov, K. Kudo, Y. Koike, J. van den Brink, T. P. Devereaux, Z. X. Shen
PHYSICAL REVIEW LETTERS Vol. 110 No. 26 2013/06 Research paper (scientific journal)
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Emergence of superconductivity at 45 K by lanthanum and phosphorus co-doping of CaFe2As2
Kazutaka Kudo, Keita Iba, Masaya Takasuga, Yutaka Kitahama, Jun-ichi Matsumura, Masataka Danura, Yoshio Nogami, Minoru Nohara
SCIENTIFIC REPORTS Vol. 3 2013/03 Research paper (scientific journal)
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Band Jahn-Teller effects and Peierls Instability in IrTe2
D. Ootsuki, S. Pyon, K. Kudo, M. Nohara, M. Horio, T. Yoshida, A. Fujimori, M. Arita, H. Anzai, H. Namatame, M. Taniguchi, N. L. Saini, T. Mizokawa
XXIST INTERNATIONAL SYMPOSIUM ON THE JAHN-TELLER EFFECT 2012 Vol. 428 No. 1 2013 Research paper (international conference proceedings)
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Giant Phonon Softening and Enhancement of Superconductivity by Phosphorus Doping of BaNi2As2
K. Kudo, M. Takasuga, Y. Okamoto, Z. Hiroi, M. Nohara
PHYSICAL REVIEW LETTERS Vol. 109 No. 9 2012/08 Research paper (scientific journal)
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Orbital Degeneracy, Jahn-Teller Effect, and Superconductivity in Transition-Metal Chalcogenides
T. Mizokawa, T. Sudayama, Y. Wakisaka, D. Ootsuki, M. Imaizumi, T. Noji, Y. Koike, S. Pyon, K. Kudo, M. Nohara, H. Anzai, M. Arita, H. Namatame, M. Taniguchi, N. L. Saini
JOURNAL OF SUPERCONDUCTIVITY AND NOVEL MAGNETISM Vol. 25 No. 5 p. 1343-1346 2012/07 Research paper (scientific journal)
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Orbital degeneracy and Peierls instability in the triangular-lattice superconductor Ir1-xPtxTe2
Daiki Ootsuki, Yuki Wakisaka, Sunseng Pyon, Kazutaka Kudo, Minoru Nohara, Masashi Arita, Hiroaki Anzai, Hirofumi Namatame, Masaki Taniguchi, Naurang L. Saini, Takashi Mizokawa
PHYSICAL REVIEW B Vol. 86 No. 1 2012/07 Research paper (scientific journal)
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Enhanced thermoelectric properties by Ir doping of PtSb2 with pyrite structure
Yoshihiro Nishikubo, Seiya Nakano, Kazutaka Kudo, Minoru Nohara
APPLIED PHYSICS LETTERS Vol. 100 No. 25 2012/06 Research paper (scientific journal)
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Superconductivity Induced by Bond Breaking in the Triangular Lattice of IrTe2
Sunseng Pyon, Kazutaka Kudo, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 81 No. 5 2012/05 Research paper (scientific journal)
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Iron-platinum-arsenide superconductors Ca-10(PtnAs8)(Fe2-xPtxAs2)(5)
Minoru Nohara, Satomi Kakiya, Kazutaka Kudo, Yoshihiro Oshiro, Shingo Araki, Tatsuo C. Kobayashi, Kenta Oku, Eiji Nishibori, Hiroshi Sawa
SOLID STATE COMMUNICATIONS Vol. 152 No. 8 p. 635-639 2012/04 Research paper (scientific journal)
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Breakdown of Chemical Scaling for Pt-Doped CaFe2As2
Kazutaka Kudo, Masakazu Kobayashi, Satomi Kakiya, Masataka Danura, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 81 No. 3 2012/03 Research paper (scientific journal)
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Superconductivity in Pseudo-Binary Silicide SrNixSi2-x with AlB2-Type Structure
Sunseng Pyon, Kazutaka Kudo, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 81 No. 2 2012/02 Research paper (scientific journal)
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Anisotropic Behavior of Thermal Conductivity in the Bose-Einstein Condensed State of the Bond-Alternating Spin-Chain System Pb2V3O9
Mitsuhide Sato, Takayuki Kawamata, Kohki Naruse, Kazutaka Kudo, Norio Kobayashi, Yoji Koike
26TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT26), PTS 1-5 Vol. 400 No. 3 2012 Research paper (international conference proceedings)
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Inhomogeneity of Superconductivity and Stripe Correlations at x similar to 0.21 in La2-xSrxCuO4
M. Miyazaki, T. Adachi, Y. Tanabe, H. Sato, T. Nishizaki, K. Kudo, T. Sasaki, N. Kobayashi, Y. Koike
26TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT26), PTS 1-5 Vol. 400 No. 2 2012 Research paper (international conference proceedings)
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Interplay of Superconductivity and Fermi-Liquid Transport in Rh-Doped CaFe2As2 with Lattice-Collapse Transition
Masataka Danura, Kazutaka Kudo, Yoshihiro Oshiro, Shingo Araki, Tatsuo C. Kobayashi, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 80 No. 10 2011/10 Research paper (scientific journal)
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Superconductivity at 38K in Iron-Based Compound with Platinum-Arsenide Layers Ca-10(Pt4As8)(Fe2-xPtxAs2)(5)
Satomi Kakiya, Kazutaka Kudo, Yoshihiro Nishikubo, Kenta Oku, Eiji Nishibori, Hiroshi Sawa, Takahisa Yamamoto, Toshio Nozaka, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 80 No. 9 2011/09 Research paper (scientific journal)
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Two pseudogaps with different energy scales at the antinode of the high-temperature Bi2Sr2CuO6 superconductor using angle-resolved photoemission spectroscopy
K. Nakayama, T. Sato, Y. -M. Xu, Z. -H. Pan, P. Richard, H. Ding, H. -H. Wen, K. Kudo, T. Sasaki, N. Kobayashi, T. Takahashi
PHYSICAL REVIEW B Vol. 83 No. 22 2011/06 Research paper (scientific journal)
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Superconductivity in the Honeycomb-Lattice Pnictide SrPtAs
Yoshihiro Nishikubo, Kazutaka Kudo, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 80 No. 5 2011/05 Research paper (scientific journal)
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Temperature dependence of the electronic structure of Sr14Cu24O41 studied by resonant inelastic X-ray scattering
M. Yoshida, K. Ishii, K. Ikeuchi, I. Jarrige, Y. Murakami, J. Mizuki, K. Tsutsui, T. Tohyama, S. Maekawa, K. Kudo, Y. Koike, Y. Endoh
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 470 p. S145-S146 2010/12 Research paper (scientific journal)
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STM/STS studies on the energy gap of Pb-substituted Bi2Sr2CuO6+delta in magnetic fields
K. Kudo, T. Nishizaki, D. Okamoto, N. Okumura, N. Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 470 p. S195-S196 2010/12 Research paper (scientific journal)
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Pseudogap phase boundary in overdoped Bi2Sr2CaCu2O8+delta studied by measuring out-of-plane resistivity under the magnetic fields
Kousuke Murata, Haruki Kushibiki, Takao Watanabe, Kazutaka Kudo, Terukazu Nishizaki, Norio Kobayashi, Kazuyoshi Yamada, Takashi Noji, Yoji Koike
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 470 p. S153-S154 2010/12 Research paper (scientific journal)
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Xenon-plasma light ultrahigh-resolution ARPES study of low-energy single-particle excitation gap in (Bi,Pb)(2)Sr2CuO6
K. Nakayama, T. Sato, Y. Sekiba, K. Terashima, P. Richard, K. Kudo, N. Okumura, T. Sasaki, N. Kobayashi, T. Takahashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 470 p. S129-S131 2010/12 Research paper (scientific journal)
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Coexistence of Superconductivity and Charge Density Wave in SrPt2As2
Kazutaka Kudo, Yoshihiro Nishikubo, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 79 No. 12 2010/12 Research paper (scientific journal)
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Superconductivity in SrFe2As2 with Pt Doping
Yoshihiro Nishikubo, Satomi Kakiya, Masataka Danura, Kazutaka Kudo, Minoru Nohara
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 79 No. 9 2010/09 Research paper (scientific journal)
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Magnetic field effect on Fe-induced short-range magnetic correlation and electrical conductivity in Bi1.75Pb0.35Sr1.90Cu0.91Fe0.09O6+y
Shuichi Wakimoto, Haruhiro Hiraka, Kazutaka Kudo, Daichi Okamoto, Terukazu Nishizaki, Kazuhisa Kakurai, Tao Hong, Andrey Zheludev, John M. Tranquada, Norio Kobayashi, Kazuyoshi Yamada
PHYSICAL REVIEW B Vol. 82 No. 6 2010/08 Research paper (scientific journal)
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Thermal Conductivity in the Bose-Einstein Condensed State of Triplons in the Bond-Alternating Spin-Chain System Pb2V3O9
Mitsuhide Sato, Takayuki Kawamata, Naoki Sugawara, Naoto Kaneko, Masanori Uesaka, Kazutaka Kudo, Norio Kobayashi, Yoji Koike
INTERNATIONAL CONFERENCE ON MAGNETISM (ICM 2009) Vol. 200 No. 2 2010 Research paper (international conference proceedings)
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Thermal Conductivity of the Quasi One-Dimensional Spin System Sr2V3O9
M. Uesaka, T. Kawamata, N. Kaneko, M. Sato, K. Kudo, N. Kobayashi, Y. Koike
INTERNATIONAL CONFERENCE ON MAGNETISM (ICM 2009) Vol. 200 No. 2 2010 Research paper (international conference proceedings)
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Development of high-pressure, high-field and multi-frequency ESR apparatus and its application to quantum spin system
T. Sakurai, T. Horie, M. Tomoo, K. Kondo, N. Matsumi, S. Okubo, H. Ohta, Y. Uwatoko, K. Kudo, Y. Koike, H. Tanaka
INTERNATIONAL CONFERENCE ON HIGH PRESSURE SCIENCE AND TECHNOLOGY, JOINT AIRAPT-22 AND HPCJ-50 Vol. 215 No. 1 2010 Research paper (international conference proceedings)
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Narrow Carrier Concentration Range of Superconductivity and Critical Point of Pseudogap Formation Temperature in Pb-Substituted Bi2Sr2CuO6+delta
Kazutaka Kudo, Naoyuki Okumura, Yoshiyuki Miyoshi, Terukazu Nishizaki, Takahiko Sasaki, Norio Kobayashi
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 78 No. 8 2009/08 Research paper (scientific journal)
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Evolution of a Pairing-Induced Pseudogap from the Superconducting Gap of (Bi,Pb)(2)Sr2CuO6
K. Nakayama, T. Sato, Y. Sekiba, K. Terashima, P. Richard, T. Takahashi, K. Kudo, N. Okumura, T. Sasaki, N. Kobayashi
PHYSICAL REVIEW LETTERS Vol. 102 No. 22 2009/06 Research paper (scientific journal)
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Electronic inhomogeneity in Pb-substituted Bi(2)Sr(2)CuO(6+delta) studied by STM/STS measurements
K. Kudo, T. Nishizaki, N. Okumura, N. Kobayashi
25TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT25), PART 5 Vol. 150 No. 5 2009 Research paper (international conference proceedings)
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Thermal-conductivity study on the electronic state in the overdoped regime of La2-xSrxCuO4: Phase separation and anomaly at x similar to 0.21
T. Adachi, S. M. Haidar, T. Kawamata, N. Sugawara, N. Kaneko, M. Uesaka, H. Sato, Y. Tanabe, T. Noji, K. Kudo, N. Kobayashi, Y. Koike
25TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT25), PART 5 Vol. 150 No. 5 2009 Research paper (international conference proceedings)
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Single-Crystal Growth of Pb2V3O9 and the Bose-Einstein Condensed State of Triplons Studied by Thermal Conductivity, Specific Heat and Magnetization Measurements
T. Kawamata, N. Sugawara, M. Uesaka, N. Kaneko, T. Kajiwara, H. Yamane, K. Koyama, K. Kudo, N. Kobayashi, Y. Koike
25TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT25), PART 4 Vol. 150 No. 4 2009 Research paper (international conference proceedings)
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High-field and high-pressure ESR measurements of SrCu2(BO3)(2)
T. Sakurai, M. Tomoo, S. Okubo, H. Ohta, K. Kudo, Y. Koike
25TH INTERNATIONAL CONFERENCE ON LOW TEMPERATURE PHYSICS (LT25), PART 4 Vol. 150 No. 4 2009 Research paper (international conference proceedings)
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Low-energy electronic state of the structural modulation-free Bi2Sr2CuO6+delta studied by the scanning tunneling microscopy
K. Kudo, T. Nishizaki, N. Okumura, N. Kobayashi
JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS Vol. 69 No. 12 p. 3022-3026 2008/12 Research paper (scientific journal)
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Vortex state of Pb-substituted Bi2201 studied by in-plain resistivity measurements
D. Okamoto, K. Kudo, N. Okumura, T. Nishizaki, N. Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 468 No. 15-20 p. 1278-1280 2008/09 Research paper (scientific journal)
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Evidence for ballistic thermal conduction in the one-dimensional S=1/2 Heisenberg antiferromagnetic spin system Sr2CuO3
Takayuki Kawamata, Nobuo Takahashi, Tadashi Adachi, Takashi Noji, Kazutaka Kudo, Norio Kobayashi, Yoji Koike
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 77 No. 3 2008/03 Research paper (scientific journal)
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STM studies on the hole doping dependence of the hidden order in Pb-doped Bi2201
K. Kudo, T. Nishizaki, N. Okumura, N. Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 463 p. 40-43 2007/10 Research paper (scientific journal)
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Origin of shadow bands in high-T-c cuprate superconductors studied by high-resolution angle-resolved photoemission spectroscopy
K. Nakayama, T. Dobashi, T. Sato, T. Takahashi, T. Kondo, T. Takeuchi, K. Kudo, N. Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 463 p. 48-51 2007/10 Research paper (scientific journal)
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STM studies on the electronic state of the overdoped Bi2201
Kazutaka Kudo, Terukazu Nishizaki, Naoyuki Okumura, Norio Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 460 No. P2 p. 948-949 2007/09 Research paper (scientific journal)
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STM studies on structural modulation and two-phase microstructures in Pb-doped Bi2201 single crystals
Terukazu Nishizaki, Kazutaka Kudo, Naoyuki Okumura, Norio Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 460 No. P1 p. 156-157 2007/09 Research paper (scientific journal)
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Origin of shadow bands in single-layered Bi2Sr2CUO6+delta studied by high-resolution angle-resolved photoemission spectroscopy
K. Nakayama, T. Sato, T. Dobashi, T. Takahashi, T. Kondo, T. Takeuchi, K. Kudo, N. Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 460 No. P2 p. 931-933 2007/09 Research paper (scientific journal)
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Momentum-dependent charge excitations of a two-leg ladder: Resonant inelastic x-ray scattering of (La,Sr,Ca)(14)Cu24O41
K. Ishii, K. Tsutsui, T. Tohyama, T. Inami, J. Mizuki, Y. Murakami, Y. Endoh, S. Maekawa, K. Kudo, Y. Koike, K. Kumagai
PHYSICAL REVIEW B Vol. 76 No. 4 2007/07 Research paper (scientific journal)
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Hidden order and pseudogap of Pb-substituted Bi2201 studied by scanning tunneling microscopy and out-of-plane resistivity in magnetic fields
Kazutaka Kudo, Terukazu Nishizaki, Naoyuki Okumura, Takahiko Sasaki, Norio Kobayashi, Eiji Ohmichi, Toshihito Osada
INTERNATIONAL JOURNAL OF MODERN PHYSICS B Vol. 21 No. 18-19 p. 3208-3210 2007/07 Research paper (scientific journal)
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Two kinds of pseudogaps in Bi1.79Pb0.37Sr 1.86CuO6+δ studied by the out-of-plane resistivity in magnetic fields
Kazutaka Kudo, Yoshiyuki Miyoshi, Takahiko Sasaki, Terukazu Nishizaki, Norio Kobayashi
Journal of the Physical Society of Japan Vol. 75 No. 12 2006/12 Research paper (scientific journal)
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Shadow bands in single-layered Bi2Sr2CuO6+delta studied by angle-resolved photoemission spectroscopy
K. Nakayama, T. Sato, T. Dobashi, K. Terashima, S. Souma, H. Matsui, T. Takahashi, J. C. Campuzano, K. Kudo, T. Sasaki, N. Kobayashi, T. Kondo, T. Takeuchi, K. Kadowaki, M. Kofu, K. Hirota
PHYSICAL REVIEW B Vol. 74 No. 5 2006/08 Research paper (scientific journal)
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Evidence for ballistic thermal conduction in the one-dimensional spin system Sr2CuO3
N. Takahashi, T. Kawamata, T. Adachi, T. Noji, Y. Koike, K. Kudo, N. Kobayashi
LOW TEMPERATURE PHYSICS, PTS A AND B Vol. 850 p. 1265-+ 2006 Research paper (international conference proceedings)
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In-plane electrical resistivity under strong magnetic fields up to 27 T in La2-xBaxCuO4 and La2-xSr xCuO4 around x = 1/8
T. Adachi, T. Kawamata, Y. Koike, K. Kudo, T. Sasaki, N. Kobayashi
AIP Conference Proceedings Vol. 850 p. 429-430 2006 Research paper (international conference proceedings)
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Field-induced magnetic order and thermal conductivity in La 2-xBaxCuO4
T. Kawamata, N. Takahashi, M. Yamazaki, T. Adachi, T. Manabe, T. Noji, Y. Koike, K. Kudo, N. Kobayashi
AIP Conference Proceedings Vol. 850 p. 431-432 2006 Research paper (international conference proceedings)
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Cu-NMR/NQR studies of spin gap in the edge-sharing CuO2 chains of Ca2+xY2-xCu5O10
K. Kumagai, K. Yoshimitsu, A. Shimamura, K. Kudo, S. Kurogi, Y. Koike
LOW TEMPERATURE PHYSICS, PTS A AND B Vol. 850 p. 1021-+ 2006 Research paper (international conference proceedings)
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Pseudogap in Pb-doped Bi2201 studied by the out-of-plane resistivity in magnetic fields up to 40 T
K. Kudo, T. Sasaki, E. Ohmichi, T. Osada, Y. Miyoshi, N. Kobayashi
AIP Conference Proceedings Vol. 850 p. 505-506 2006 Research paper (international conference proceedings)
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Pseudogap closing field of the overdoped Bi1.79Pb0.37Sr1.86CuO6+delta investigated by the out-of-plane resistivity in pulsed magnetic fields up to 40 T
K. Kudo, T. Sasaki, E. Ohmichi, T. Osada, N. Okumura, T. Nishizaki, N. Kobayashi
YAMADA CONFERENCE LX ON RESEARCH IN HIGH MAGNETIC FIELDS Vol. 51 p. 291-+ 2006 Research paper (international conference proceedings)
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Magnetic-field effects on the charge-spin stripe order in La-214 high-T-c cuprates
T. Adachi, K. Omori, T. Kawamata, K. Kudo, T. Sasaki, N. Kobayashi, Y. Koike
YAMADA CONFERENCE LX ON RESEARCH IN HIGH MAGNETIC FIELDS Vol. 51 p. 259-+ 2006 Research paper (international conference proceedings)
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Hole-doping and magnetic-field effects on the pseudogap in Bi1.74Pb0.38Sr1.88CuO6+delta studied by the out-of-plane resistivity
K Kudo, Y Miyoshi, T Sasaki, N Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 426 No. P1 p. 251-256 2005/10 Research paper (scientific journal)
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Field-induced magnetic order and thermal conductivity in La1.87Sr0.13Cu1-yMyO4 (M = Zn, Ni)
T Kawamata, M Yamazaki, N Takahashi, T Adachi, T Noji, Y Koike, K Kudo, N Kobayashi
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 426 No. P1 p. 469-472 2005/10 Research paper (scientific journal)
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mu SR and thermal conductivity studies on inhomogeneity of the impurity- and field-induced magnetism and superconductivity in high-T-c cuprates
Y Koike, T Adachi, N Oki, Risdiana, M Yamazaki, T Kawamata, T Noji, K Kudo, N Kobayashi, Watanabe, I, K Nagamine
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS Vol. 426 No. P1 p. 189-195 2005/10 Research paper (scientific journal)
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Single-crystal growth and the dependence on hole concentration and magnetic field of the magnetic ground state in the edge-sharing CuO2 chain system Ca2+xY2-xCu5O10
K Kudo, S Kurogi, Y Koike, T Nishizaki, N Kobayashi
PHYSICAL REVIEW B Vol. 71 No. 10 2005/03 Research paper (scientific journal)
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Effects of hole doping on magnetic ground and excited states in the edge-sharing CuO2 chains of Ca2+xY2-xCu5O10
M Matsuda, K Kakurai, S Kurogi, K Kudo, Y Koike, H Yamaguchi, T Ito, K Oka
PHYSICAL REVIEW B Vol. 71 No. 10 2005/03 Research paper (scientific journal)
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Magnetic-field effects on the in-plane electrical resistivity in single-crystal La2-xBaxCuO4 and La1.6-xNd0.4SrxCuO4 around x=(1)/(8): Implication for the field-induced stripe order
T Adachi, N Kitajima, T Manabe, Y Koike, K Kudo, T Sasaki, N Kobayashi
PHYSICAL REVIEW B Vol. 71 No. 10 2005/03 Research paper (scientific journal)
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Field-induced and impurity-induced magnetic order in La2-xSxCuO4 studied by the thermal conductivity and mu SR
Y Koike, M Yamazaki, T Kawamata, N Takahashi, N Oki, S Yairi, T Adachi, T Noji, K Kudo, T Nishizaki, N Kobayashi, Watanabe, I, K Nagamine
INTERNATIONAL JOURNAL OF MODERN PHYSICS B Vol. 19 No. 1-3 p. 181-184 2005/01 Research paper (scientific journal)
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Multi-triplet magnons in SrCu2(BO3)(2) studied by thermal conductivity measurements in magnetic fields
K Kudo, T Noji, Y Koike, T Nishizaki, N Kobayashi
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 73 No. 12 p. 3497-3498 2004/12 Research paper (scientific journal)
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Drastic enhancement of thermal conductivity in the Bose-Einstein condensed state of TlCuCl3
K Kudo, M Yamazaki, T Kawamata, T Noji, Y Koike, T Nishizaki, N Kobayashi, H Tanaka
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 73 No. 9 p. 2358-2361 2004/09 Research paper (scientific journal)
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Field-induced magnetic order in La2-xSrxCuO4 (x=0.10,0.115,0.13) studied by in-plane thermal conductivity measurements
K Kudo, M Yamazaki, T Kawamata, T Adachi, T Noji, Y Koike, T Nishizaki, N Kobayashi
PHYSICAL REVIEW B Vol. 70 No. 1 2004/07 Research paper (scientific journal)
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Thermal conductivity in the Bose-Einstein condensed state of TlCuCl3
K Kudo, M Yamazaki, T Kawamata, T Noji, Y Koike, T Nishizaki, N Kobayashi, H Tanaka
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS Vol. 272 No. P1 p. 214-215 2004/05 Research paper (scientific journal)
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Magnon thermal conductivity in the spin-gap state and the antiferromagnetically ordered state of low-dimensional copper oxides
K Kudo, Y Koike, S Kurogi, T Noji, T Nishizaki, N Kobayashi
JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS Vol. 272 No. P1 p. 94-95 2004/05 Research paper (scientific journal)
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Single-crystal growth and thermal conductivity of the four-leg spin-ladder system La2Cu2O5
K Kudo, T Noji, Y Koike, T Nishizaki, N Kobayashi
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 72 No. 10 p. 2551-2555 2003/10 Research paper (scientific journal)
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Thermal conductivity of the four-leg spin-ladder system La2Cu2O5 single crystal
Kazutaka Kudo, Takashi Noji, Yoji Koike, Terukazu Nishizaki, Norio Kobayashi
Journal of Low Temperature Physics Vol. 131 No. 3-4 p. 725-730 2003/05 Research paper (scientific journal)
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Antiferromagnetic ordering in the one-dimensional edge-sharing CuO2 chain system Ca2+xY2-xCu5O10
S Kurogi, K Kudo, T Noji, Y Koike, T Nishizaki, N Kobayashi
JOURNAL OF LOW TEMPERATURE PHYSICS Vol. 131 No. 3-4 p. 353-357 2003/05 Research paper (scientific journal)
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Zn-substitution effect on the thermal conductivity of the two-dimensional spin-gap system SrCu2(BO3)(2) and the two-dimensional antiferromagnetic system Cu3B2O6 single-crystals
K Kudo, T Noji, Y Koike, T Nishizaki, N Kobayashi
PHYSICA B-CONDENSED MATTER Vol. 329 p. 910-911 2003/05 Research paper (scientific journal)
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Anisotropic magnetic properties and anomalous thermal conductivity in the bc plane of the quasi-two-dimensional spin system Cu3B2O6: Relation between the thermal conductivity and the spin state in magnetic fields
K Kudo, T Noji, Y Koike, T Sakon, M Motokawa, T Nishizaki, N Kobayashi
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 72 No. 3 p. 569-575 2003/03 Research paper (scientific journal)
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Thermal Conductivity of the Two-Dimensional Spin-Gap System SrCu2(BO3)2 in Magnetic Fields
Kazutaka Kudo, Takashi Noji, Yoji Koike, Terukazu Nishizaki, Norio Kobayashi
Journal of the Physical Society of Japan Vol. 70 No. 6 p. 1448-1451 2001/06 Research paper (scientific journal)
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Antiferromagnetic ordering in single-crystal Cu3B2O6
Kazutaka Kudo, Takashi Noji, Yoji Koike
Journal of the Physical Society of Japan Vol. 70 No. 4 p. 935-938 2001/04 Research paper (scientific journal)
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Spin gap and hole pairing in the spin-ladder cuprate Sr(14-x)A(x)Cu(24)O(41) (A=Ca and La) studied by the thermal conductivity
K Kudo, S Ishikawa, T Noji, T Adachi, Y Koike, K Maki, S Tsuji, K Kumagai
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN Vol. 70 No. 2 p. 437-444 2001/02 Research paper (scientific journal)
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Spin gap of Sr14-xAxCu24-yMyO41 (A = Ca,La: M = Zn,Ni) studied by thermal conductivity
K. Kudo, Y. Koike, K. Maki, S. Tsuji, K. Kumagai
Journal of Physics and Chemistry of Solids Vol. 62 No. 1-2 p. 361-364 2001 Research paper (scientific journal)
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Electrical resistivity of Sr(14-x)A(x)Cu(24)O(41) (A = Ca, La) single crystals: localization of hole pairs in the ladder
K Kudo, S Ishikawa, T Noji, T Adachi, Y Koike, K Maki, S Tsuji, K Kumagai
PHYSICA B Vol. 284 p. 651-652 2000/07 Research paper (scientific journal)
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Low-Temperature Thermoelectric Properties of the Composite Crystal [Ca2CoO3.34]0.614[CoO2].
Miyazaki Yuzuru, Kudo Kazutaka, Akoshima Megumi, Ono Yasuhiro, Koike Yoji, Kajitani Tsuyoshi
Japanese Journal of Applied Physics Vol. 39 No. 6A p. L531-L533-L533 2000
Publisher: The Japan Society of Applied Physics
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Spin gap and hole pairing of Sr(14-x)A(x)Cu(24)O(41)(A = Ca and La) single crystals studied by the electrical resistivity and thermal conductivity
K Kudo, S Ishikawa, T Noji, T Adachi, Y Koike, K Maki, S Tsuji, K Kumagai
JOURNAL OF LOW TEMPERATURE PHYSICS Vol. 117 No. 5-6 p. 1689-1693 1999/12 Research paper (scientific journal)