2013 - 2016 Theory of criticality in transport phenomena in strongly correlated electron systems
2011 - 2014 Quantum many-body state due to nonmagnetic degrees of freedom
2011 - 2012 多自由度フォノンと電子相関
2008 - 2010 Critical antiferromagnetic and orbital fluctuations and superconductivity in heavy-fermion systems under pressure
2005 - 2006 重い電子系における量子臨界点近傍の異常物性の数値繰り込み群による研究
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Papers (35):
Hirokazu Tsunetsugu, Takayuki Ishitobi, Kazumasa Hattori. Quadrupole Orders on the fcc Lattice. Journal of the Physical Society of Japan. 2021. 90. 4. 043701-043701
Matsui D., Hattori K., Hotta T. 22aPS-2 Numerical renormalization group study on the Kondo effect of the Peierls-Anderson model in the strong-coupling region. 2016. 71. 1. 2397-2397
Hattori Kazumasa, Rosch Achim. 9aAQ-2 Quantum impurity in a Tomonaga-Luttinger liquid : continuous-time quantum Monte Carlo approach. Meeting abstracts of the Physical Society of Japan. 2014. 69. 2. 156-156
HATTORI Kazumasa. 20pGB-8 SO(5)-Non-Fermi liquid in a two-channel Anderson model with phonon assisted hybridizations. Meeting abstracts of the Physical Society of Japan. 2012. 67. 2. 555-555
Sato T., Hattori K., Tsunetsugu H. 22aGK-4 Transport property of the Hubbard model on a triangular lattice : effects of vertex corrections. Meeting abstracts of the Physical Society of Japan. 2011. 66. 2. 496-496
HATTORI Kazumasa, TSUNETSUGU Hirokazu. 22aGK-5 Non-Fermi liquid and unscreened scalar chirality in a tetrahedron Anderson model. Meeting abstracts of the Physical Society of Japan. 2011. 66. 2. 496-496