Papers - DEGUCHI, Kazuhiko

*Quantum critical state in a magnetic quasicrystal Reviewed

K. Deguchi, S. Matsukawa, N.K. Sato, T. Hattori, K. Ishida, H. Takakura, T. Ishimasa

Nature Materials   Vol. 11   page： 1013   2012

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1038/nmat3432

*Discovery of Superconductivity in Quasicrystal Reviewed

K. Kamiya, T. Takeuchi, N. Kabeya, N. Wada, T. Ishimasa, A. Ochiai, K. Deguchi, K. Imura, N. K. Sato

Nature Communications   Vol. 9   page： 154   2018

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1038/s41467-017-02667-x

Effects of Electron Correlation and Geometrical Frustration on Magnetism of Icosahedral Quasicrystals and Approximants — An Attempt to Bridge the Gap between Quasicrystals and Heavy Fermions Invited Reviewed

N. K. Sato, T. Ishimasa, K. Deguchi, K. Imura

J. Phys. Soc. Jpn.   Vol. 91   page： 072001   2022

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.7566/JPSJ.91.072001

Concomitant singularities of Yb-valence and magnetism at a critical lattice parameter of icosahedral quasicrystals and approximants Reviewed

K. Imura, H. Yamaoka, S. Yokota, K. Sakamoto, Y. Yamamoto, T. Kawai, K. Namba, S. Hirokawa, K. Deguchi, N. Hiraoka, H. Ishii, J. Mizuki, T. Ishimasa, N. K. Sato

Scientific Reports   Vol. 10   page： 17116   2020

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1038/s41598-020-74124-7

*Superconductivity of Au-Ge-Yb Approximants with Tsai-type Clusters Reviewed

K. Deguchi, M. Nakayama, S. Matsukawa, K. Imura, K. Tanaka, T. Ishimasa, N. K. Sato

J. Phys. Soc. Jpn.   Vol. 84   page： 023705   2015

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DOI： 10.7566/JPSJ.84.023705

*Superconductivity Induced by Longitudinal Ferromagnetic Fluctuations in UCoGe Reviewed

T. Hattori, Y. Ihara, Y. Nakai, K. Ishida, Y. Tada, S. Fujimoto, N. Kawakami, E. Osaki, K. Deguchi, N. K. Sato, I. Satoh

Phys. Rev. Lett.   Vol. 108   page： 066403   2012

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevLett.108.066403

Anisotropic Magnetic Fluctuations in the Ferromagnetic Superconductor UCoGe Studied by Direction-Dependent ⁵⁹Co NMR Measurements Reviewed

Y. Ihara, T. Hattori, K. Ishida, Y. Nakai, E. Osaki, K. Deguchi, N. K. Sato, I. Satoh

Phys. Rev. Lett.   Vol. 105   page： 206403   2010

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevLett.105.206403

*Absence of Meissner State and Robust Ferromagnetism in the Superconducting State of UCoGe: Possible Evidence of Spontaneous Vortex State Reviewed

K. Deguchi, E. Osaki, S. Ban, N. Tamura, Y. Shimura, T. Sakakibara, I. Satoh, N. K. Sato

J. Phys. Soc. Jpn.   Vol. 79   2010

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DOI： 10.1143/JPSJ.79.083708

*Competitive Coexistence of Superconductivity with antiferromagnetism in CeRhIn₅ Reviewed

G.F. Chen, K. Matsubayashi, S. Ban, K. Deguchi, N.K. Sato

Phys. Rev. Lett.   Vol. 97   page： 017005   2006

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1103/PhysRevLett.97.017005

*Field-Orientation Dependent Heat Capacity Measurements at Low Temperatures with a Vector Magnet System Reviewed

K. Deguchi, T. Ishiguro, Y. Maeno

Rev. Sci. Instrum.   Vol. 75   page： 1188   2004

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DOI： 10.1063/1.1710696

*Gap Structure of the Spin-Triplet Superconductor Sr₂RuO₄ Determined from the Field-Orientation Dependence of Specific Heat Reviewed

K. Deguchi, Z. Q. Mao, H. Yaguchi, Y. Maeno

Phys. Rev. Lett.   Vol. 92   page： 047002   2004

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DOI： 10.1103/PhysRevLett.92.047002

*Determination of the Superconducting Gap Structure in All Bands of the Spin-Triplet Superconductor Sr₂RuO₄ Reviewed

K. Deguchi, Z. Q. Mao, Y. Maeno

J. Phys. Soc. Jpn.   Vol. 73   page： 1313   2004

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DOI： 10.1143/JPSJ.73.1313

*Superconducting Double Transition and the Upper Critical Field Limit of Sr₂RuO₄ in Parallel Magnetic Fields Reviewed

K. Deguchi, M. Tanatar, Z. Mao, T. Ishiguro, Y. Maeno

J. Phys. Soc. Jpn.   Vol. 71   page： 2839   2002

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DOI： 10.1143/JPSJ.71.2839

準結晶に特有の物性を追い求めて Invited Reviewed

出口和彦

理philosophia online     2024

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Language：Japanese  

ハイパーマテリアルの物性とhidden orderの探索 Invited Reviewed

出口和彦

Hypermaterials News Letter   Vol. 8   page： 14-15   2024

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Authorship：Lead author   Language：Japanese  

Antiferroelectricity of titanite-type oxide SrTiGeO5 and its potential for power electronics applications Reviewed

T. Uohashi, T. Kuwano, M. Hagiwara, K. Natori, K. Deguchi, and H. Taniguchi

Appl. Phys. Lett.   Vol. 124   page： 182901   2024

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1063/5.0204239

Unconventional Polarization Response in Titanite-Type Oxides due to Hashed Antiferroelectric Domains Reviewed

H. Taniguchi, T. Watanabe, T. Kuwano, A. Nakano, Y. Sato, M. Hagiwara, H. Yokota, and K. Deguchi

ACS Nano   Vol. 18   page： 14523 - 14531   2024

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1021/acsnano.4c02168

Increased Superconducting Transition Temperature and Upper Critical Field of a High-Entropy Antimonide Superconductor (RuRhPdIr)1–xPtxSb Reviewed

D. Hirai, N. Uematsu, Y, Muramatsu, K, Deguchi, Y. Shimura, T. Onimaru, and K. Takenaka

Chem. Mater.     2024

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1021/acs.chemmater.4c01423

Controlling dielectric properties of Nb+X (X = Al, Ga, Nb) co-doped and Nb-doped rutile-type TiO2 single crystals Reviewed

S. Kakimoto, Y. Hashimoto, T. Kuwano, K. Kimura, K. Hayashi, M. Hagiwara, K. Deguchi, and H. Taniguchi

J. Mater. Chem. C   Vol. 11   page： 1304   2023

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1039/d2tc03914a

Re-estimation of Maxwell-Wagner relaxation for novel absorbers via (Ta+Ga)-doped rutile-type TiO2 ceramics with various valence proportions and sintering temperatures Reviewed

T. Kuwano, Y. Hashimoto, K. Deguchi, and H. Taniguchi

J. Alloys Compd.   Vol. 966   page： 171624   2023

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Language：English   Publishing type：Research paper (scientific journal)  

DOI： 10.1016/j.jallcom.2023.171624