Papers - Kuga Kentaro
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Huge Peltier conductivity in valence fluctuating material Yb<sub>3</sub>Si<sub>5</sub>
Kuga, K., Hirata, K., Matsunami, M., Takeuchi, T.
Applied Physics Letters 123 ( 20 ) 2023.11
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Observation of a critical charge mode in a strange metal
Hisao Kobayashi, Yui Sakaguchi, Hayato Kitagawa, Momoko Oura, Shugo Ikeda, Kentaro Kuga, Shintaro Suzuki, Satoru Nakatsuji, Ryo Masuda, Yasuhiro Kobayashi, Makoto Seto, Yoshitaka Yoda, Kenji Tamasaku, Yashar Komijani, Premala Chandra, Piers Coleman
Science 379 ( 6635 ) 908 - 911 2023.3
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Anisotropy-driven quantum criticality in an intermediate valence system.
Mihael S Grbić, Eoin C T O'Farrell, Yosuke Matsumoto, Kentaro Kuga, Manuel Brando, Robert Küchler, Andriy H Nevidomskyy, Makoto Yoshida, Toshiro Sakakibara, Yohei Kono, Yasuyuki Shimura, Michael L Sutherland, Masashi Takigawa, Satoru Nakatsuji
Nature communications 13 ( 1 ) 2141 - 2141 2022.4
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Simultaneous enhancements of thermopower and electrical conductivity in quasi-one-dimensional α-YbAlB4 single crystal
Kentaro Kuga, Masaharu Matsunami, Saurabh Singh, Satoru Nakatsuji, Tsunehiro Takeuchi
Applied Physics Letters 119 ( 22 ) 2021.11
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Effect of Anisotropic Hybridization in YbAlB4 Probed by Linear Dichroism in Core-Level Hard X-Ray Photoemission Spectroscopy
Kentaro Kuga, Yuina Kanai, Hidenori Fujiwara, Kohei Yamagami, Satoru Hamamoto, Yuichi Aoyama, Akira Sekiyama, Atsushi Higashiya, Toshiharu Kadono, Shin Imada, Atsushi Yamasaki, Arata Tanaka, Kenji Tamasaku, Makina Yabashi, Tetsuya Ishikawa, Satoru Nakatsuji, Takayuki Kiss
Physical Review Letters 123 ( 3 ) 036404 - 036404 2019.7
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Orbital hybridisation effects in B2 phase Cr doped Co2MnAl.
Swati Pathak, Saurabh Singh, S Khalid, Kentaro Kuga, Tsunehiro Takeuchi, R Bindu
Journal of physics. Condensed matter : an Institute of Physics journal 35 ( 39 ) 2023.10
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Lattice effects on the physical properties of half-doped perovskite ruthenates
Jaskirat Brar, Saurabh Singh, Kentaro Kuga, Priyamedha Sharma, M. Bharath, Tsunehiro Takeuchi, R. Bindu
JOURNAL OF PHYSICS-CONDENSED MATTER 35 ( 19 ) 2023.5
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Thermoelectric performance of Fe<sub>2</sub>V<sub>0.9</sub>W<sub>0.1</sub>Al thin films deposited on n-type Si substrates
Machda, F., Singh, S., Kuga, K., Ang, A.K.R., Matsunami, M., Takeuchi, T.
Japanese Journal of Applied Physics 62 ( 5 ) 2023.5
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Valence fluctuation in Yb<sub>3</sub>Si<sub>5</sub> probed by synchrotron X-ray photoemission spectroscopy
Kentaro Kuga, Masaharu Matsunami, Hidenori Fujiwara, Goro Nozue, Akane Ose, Akira Sekiyama, Akira Yasui, Satoru Hamamoto, Masaki Oura, Tsunehiro Takeuchi
Japanese Journal of Applied Physics 62 ( SD ) SD1014 - SD1014 2023.5
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Magneto-thermal conductivity effect and enhanced thermoelectric figure of merit in Ag2Te
Keisuke Hirata, Kentaro Kuga, Masaharu Matsunami, Minyue Zhu, Joseph P. Heremans, Tsunehiro Takeuchi
AIP Advances 13 ( 1 ) 2023.1
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Multicritical phase diagram of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:msub><mml:mi>PrMn</mml:mi><mml:mrow><mml:mn>1</mml:mn><mml:mo>−</mml:mo><mml:mi>x</mml:mi></mml:mrow></mml:msub><mml:msub><mml:mi>Sb</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:mrow></mml:math> with two interacting magnetic elements
Takahiro Urata, Yusuke Takahashi, Kentaro Kuga, Tsunehiro Takeuchi, Hiroshi Ikuta
Physical Review B 106 ( 18 ) 2022.11
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Synthesis and structural link to the electronic and magneto-transport properties of spin-orbit Mott insulator Sr2IrO4.
Priyamedha Sharma, Saurabh Singh, Kentaro Kuga, Tsunehiro Takeuchi, R Bindu
Journal of physics. Condensed matter : an Institute of Physics journal 34 ( 43 ) 2022.10
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Electronic structure of silver chalcogenides investigated by hard x-ray photoemission spectroscopy and density functional theory calculations
K. Sato, K. Hirata, S. Singh, K. Kuga, F. Ogawa, M. Matsunami, T. Takeuchi
Journal of Applied Physics 132 ( 4 ) 2022.7
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Pressure-induced changes of valence fluctuation in beta-YbAlB4 probed by x-ray
Yui Sakaguchi, Shugo Ikeda, Naomi Kawamura, Masaichiro Mizumaki, Kentaro Kuga, Shintaro Suzuki, Keita Sone, Satoru Nakatsuji, Hisao Kobayashi
PHYSICAL REVIEW B 105 ( 15 ) 2022.4
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Synergetic Enhancement of the Power Factor and Suppression of Lattice Thermal Conductivity via Electronic Structure Modification and Nanostructuring on a Ni- And B-Codoped p-Type Si-Ge Alloy for Thermoelectric Application
Omprakash Muthusamy, Saurabh Singh, Keisuke Hirata, Kentaro Kuga, Santhana Krishnan Harish, Masaru Shimomura, Masahiro Adachi, Yoshiyuki Yamamoto, Masaharu Matsunami, Tsunehiro Takeuchi
ACS Applied Electronic Materials 3 ( 12 ) 5621 - 5631 2021.12
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High-temperature antiferromagnetism in Yb based heavy fermion systems proximate to a Kondo insulator
Shintaro Suzuki, Kou Takubo, Kentaro Kuga, Wataru Higemoto, Takashi U. Ito, Takahiro Tomita, Yasuyuki Shimura, Yosuke Matsumoto, Cédric Bareille, Hiroki Wadati, Shik Shin, Satoru Nakatsuji
Physical Review Research 3 ( 2 ) 2021.5
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Strong in-plane anisotropy in the electronic structure of fixed-valence β- LuAlB4
Pascal Reiss, Jordan Baglo, Hong'En Tan, Xiaoye Chen, Sven Friedemann, Kentaro Kuga, F. Malte Grosche, Satoru Nakatsuji, Michael Sutherland
Physical Review B 102 ( 8 ) 2020.8
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Ground State Local 4f Symmetry of CeAgSb2 Probed by Linearly Polarized Hard X-ray Photoemission
H. Fujiwara, Y. Kondo, S. Hamamoto, Y. Kanai-Nakata, K. Kuga, A. Yamasaki, A. Higashiya, T. Kadono, S. Imada, T. Kiss, A. Tanaka, K. Tamasaku, M. Yabashi, T. Ishikawa, T. Ebihara, A. Sekiyama
Proceedings of the International Conference on Strongly Correlated Electron Systems (SCES2019) 2020.3
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Observation of Electronic Structures in Sr-Based Iridates by Bulk-Sensitive Photoemission Spectroscopy
Koya Nakagawa, Hidenori Fujiwara, Satoru Hamamoto, Sho Miyazaki, Yasuhiro Nakatani, Kentaro Kuga, Atsushi Higashiya, Toshiharu Kadono, Kenji Tamasaku, Makina Yabashi, Tetsuya Ishikawa, Takayuki Muro, Shin Imada, Akira Sekiyama, Kouichi Takase, Hiromi Kobori, Atsushi Yamasaki
Proceedings of the International Conference on Strongly Correlated Electron Systems (SCES2019) 30 011146-1 - 6 2020.3
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Local 4f Electronic Structure in PrAg2In Studied by Polarized X-Ray Absorption and Photoemission Spectroscopy
Satoru Hamamoto, Shuhei Fujioka, Yuina Kanai-Nakata, Kohei Yamagami, Kentaro Kuga, Hidenori Fujiwara, Takayuki Kiss, Hiroyuki S. Suzuki, Atsushi Higashiya, Atsushi Yamasaki, Shin Imada, Arata Tanaka, Yukiharu Takeda, Yuji Saitoh, Kenji Tamasaku, Makina Yabashi, Tetsuya Ishikawa, Akira Sekiyama
Proceedings of the International Conference on Strongly Correlated Electron Systems (SCES2019) 30 011113-1 - 5 2020.3