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J-GLOBAL ID：200901033968575019   Update date: Nov. 10, 2024

KEIYA SHIRAHAMA

シラハマ ケイヤ | KEIYA SHIRAHAMA
Affiliation and department：
Keio University Faculty of Science and Technology, Department of Physics

About Keio University Faculty of Science and Technology, Department of Physics


Job title： Professor
Homepage URL  (1)： http://www.phys.keio.ac.jp/faculty/sirahama/sirahama-jp.html
Research field  (2)： Magnetism, superconductivity, and strongly correlated systems ,  Magnetism, superconductivity, and strongly correlated systems
Research keywords  (11)： Hydrogen ,  Topological Superfluids ,  Adsorbed Films ,  Adsorption ,  Nanoscale Physics ,  Quantum Phase Transition ,  Superfluidity ,  Quantum Fluids and Solids ,  Helium ,  Ultralow Temperature Physics ,  Low Temperature Physics
Research theme for competitive and other funds  (48)：
  • 2024 - 2027 Study of ultra high-speed superflow and flow-induced supersolid state in liquid helium
  • 2021 - 2023 Helium Spintronics
  • 2020 - 2023 Development of novel quantum phenomena in two-dimensional helium based on quantum phase transition picture
  • 2019 - 2021 Realization of Superfluidity in Adsorbed Molecular Films by Phonon Irradiation
  • 2017 - 2020 Novel Elastic Effect and Possible Supersolidity in Helium Films
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Papers (109)：
  • Keiya Shirahama, Yusuke Nago, Tomoyuki Tani. Four-dimensional Phase Transition Exists in Reality - Finite-temperature Quantum Critical Phenomena of Helium in Nanoporous Media -. Solid State Physics. 2022. 57. 6
  • Tomoyuki Tani, Yusuke Nago, Satoshi Murakawa, Keiya Shirahama. 4He in Nanoporous Media: 4D XY Quantum Criticality at Finite Temperatures. Journal of Low Temperature Physics. 2022. 208. 5-6. 449-456
  • Tomoyuki Tani, Yusuke Nago, Satoshi Murakawa, Keiya Shirahama. 4D-XY Superfluid Transition and Dissipation in 4He Confined in Nanoporous Media. Journal of the Physical Society of Japan. 2022. 91. 1. 014603-1-014603-20
  • Tomoyuki Tani, Yusuke Nago, Satoshi Murakawa, Keiya Shirahama. Evidence for 4D XY Quantum Criticality in 4He Confined in Nanoporous Media at Finite Temperatures. Journal of the Physical Society of Japan. 2021. 90. 3. 033601-033601
  • Tomoya Tsuiki, Daisuke Takahashi, Satoshi Murakawa, Yuichi Okuda, Kimitoshi Kono, Keiya Shirahama. Study of Rotation Effect in Solid 4He by an Elasticity-Sensitive Torsional Oscillator. Journal of the Physical Society of Japan. 2020. 89. 9. 094601-094601
ｍore...
MISC (125)：
  • Jaewon Choi, Tomoya Tsuiki, Daisuke Takahashi, Hyoungsoon Choi, Kimitoshi Kono, Keiya Shirahama, Eunseong Kim. Superfluid-like TO Responses in Rotating Solid Helium. 2017
  • Tsuiki Tomoya, Takahashi Daisuke, Murakawa Satoshi, Kono Kimitoshi, Shirahama Keiya. 10aBE-4 Study of solid helium under DC rotation using torsional oscillator. Meeting abstracts of the Physical Society of Japan. 2014. 69. 2. 585-585
  • Tsuiki T., Takahashi D., Murakawa S., Kono K., Shirahama K. 30pBF-4 The response to DC rotation of solid helium in porous glass. Meeting abstracts of the Physical Society of Japan. 2014. 69. 1. 817-817
  • Murakawa S., Tanaka T., Osawa K., Shibayama Y., Nakahara A., Honda K., Shirahama K. 30aBF-2 Superfluid flow and dissipation of ^4He in nanopore array. Meeting abstracts of the Physical Society of Japan. 2014. 69. 1. 809-809
  • Shirahama Keiya. 29pBF-5 Superfluid ^3He as a Model Quantum Material. Meeting abstracts of the Physical Society of Japan. 2014. 69. 1. 804-804
ｍore...
Books (3)：
  • Topology in Ordered Phases
    2006 ISBN:9812700064
  • 現代物理最前線6
    共立出版株式会社 2002 ISBN:4320033914
  • 2-D Electron Systems on Helium and Other Substrates
    Kluwer Academic Pub. 1997
Lectures and oral presentations  (257)：
  • Helium and hydrogen in porous media: past and present perspectives
    (Forty years of super - solid physics 2019)
  • Elastic Anomaly of 4He Films Adsorbed on Graphite
    (Japan Physical Society Autumn Meeting 2019 2019)
  • Fabrication of phonon generator devices for study of quantum phase transition in molecular films
    (International Conference on Quantum Fluids and Solids (QFS2019) 2019)
  • Elastic Anomaly of 4He Films Adsorbed on Graphite
    (International Conference on Quantum Fluids and Solids (QFS2019) 2019)
  • Elastic anomaly as a probe for superfluidity of helium and hydrogen films
    (International Conference on Quantum Fluids and Solids (QFS2019) 2019)
ｍore...
Education (3)：
  • 1987 - 1990 University of Tokyo Graduate School of Science School of Physics (PhD)
  • 1985 - 1987 Hokkaido University Graduate School of Science School of Physics (MD)
  • 1981 - 1985 Hokkaido University Faculty of Science Department of Physics
Professional career (1)：
  • 理学博士 (The University of Tokyo)
Work history (17)：
  • 2013/04 - 現在 RIKEN CEMS Visiting Scientist
  • 2009/04 - 現在 Keio University Department of Physics Professor
  • 2023/11 - 2023/11 Osaka Metropolitan University Graduate School of Science Department of Physics Part time lecturer
  • 2017/04 - 2018/03 Nagoya University Graduate school of science Visiting professor
  • 2012/04 - 2013/03 Nagoya University Graduate school of science part-time lecturer
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Committee career (14)：
  • 2024/10 - 現在 International Union of Pure and Applied Physics (IUPAP) Member of Commission 5 (Low Temperature Physics)
  • 2017/10 - 現在 Science Council of Japan, Member
  • 2024/04 - 2025/03 The Physical Society of Japan Representative of Division 6
  • 2023/04 - 2024/03 The Physical Society of Japan Vice Chair of Division 6
  • 2017/03 - 2021/03 The Physical Society of Japan, Board of Councillors
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Awards (1)：
  • 2001/11 - Millenium Science Forum Sir Martin Wood Prize Study of Transport Phenomena of the Wigner Solid on Superfluid Helium 3
Association Membership(s) (5)：
The Japan Society on Adsorption ,  Cryogenics and Superconductivity Society of Japan ,  Japanese Society of Applied Physics ,  American Physical Society ,  The Physical Society of Japan
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