Author

Tohru Koma

Observed names: Koma, Tohru, T. Koma, TOHRU KOMA, Tohru KOMA

Observed institutions: High Energy Accelerator Research Organization, Utsunomiya University, RIKEN, Gakushuin University, Nagoya University, The University of Tokyo, University of California, Davis, The University of Texas at Austin, The University of Osaka

ORCID: 0009-0002-8059-5982

Observed ORCID: 0009-0002-8059-5982

OpenAlex ID: A5067926240

Spectral gap and exponential decay of correlations

2013 · Matthew B. Hastings, Tohru Koma · 335

The Spectral Gap of the Ferromagnetic XXZ-Chain

1997 · TOHRU KOMA, BRUNO NACHTERGAELE · Letters in Mathematical Physics · 89

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Thermal Bethe-Ansatz Method for the One-Dimensional Heisenberg Model

1987 · Tohru Koma · Progress of Theoretical Physics · 82

Decay of superconducting and magnetic correlations in one- and two-dimensional Hubbard models

1992 · Tohru Koma, Hal Tasaki · Physical Review Letters · 76

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Symmetry Breaking and Finite Size Effects in Quantum Many-Body Systems 1

1997 · Tohru Koma, Hal Tasaki · 51

Thermal Bethe-Ansatz Method for the Spin-1/2 XXZ Heisenberg Chain

1989 · T. Koma · Progress of Theoretical Physics · 40

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Symmetry breaking in Heisenberg antiferromagnets

1993 · Tohru Koma, Hal Tasaki · Communications in Mathematical Physics · 38

The complete set of ground states of the ferromagnetic XXZ chains

1998 · Tohru Koma, Bruno Nachtergaele · Advances in Theoretical and Mathematical Physics · 35

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Mutual-exclusion statistics in exactly solvable models in one and higher dimensions at low temperatures

1996 · Yasuhiro Hatsugai, Mahito Kohmoto, et al. · Physical review. B, Condensed matter · 32

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The spectral gap for the ferromagnetic spin-J XXZ chain

2001 · Tohru Koma, Bruno Nachtergaele, et al. · Advances in Theoretical and Mathematical Physics · 27

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Spectral Gaps of Quantum Hall Systems with Interactions

2000 · Tohru Koma · Journal of Statistical Physics · 25

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Proof of the Absence of Long-Range Temporal Orders in Gibbs States

2020 · Haruki Watanabe, Masaki Oshikawa, et al. · Journal of Statistical Physics · 23

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Symmetry breaking and long range order in Heisenberg antiferromagnets

1993 · Tohru Koma, Hal Tasaki · Physical Review Letters · 20

A New Numerical Method for \(\mathbb{Z}_{2}\) Topological Insulators with Strong Disorder

2017 · Yutaka Akagi, Hosho Katsura, et al. · Journal of the Physical Society of Japan · 19

Classical XY Model in 1.99 Dimensions

1995 · Tohru Koma, Hal Tasaki · Physical Review Letters · 19

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Finite-size scaling for correlations of quantum spin chains at criticality

1996 · Tohru Koma, Nobuyuki Mizukoshi · Journal of Statistical Physics · 18

Two No-Go Theorems on Superconductivity

2016 · Yasuhiro Tada, Tohru Koma · Journal of Statistical Physics · 15

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Scattering of Conduction Electrons by a Ferromagnetic Domain Wall

1999 · Masanori Yamanaka, Tohru Koma · Journal of the Magnetics Society of Japan · 15

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Majorana edge magnetization in the Kitaev honeycomb model

2019 · Tomonari Mizoguchi, Tohru Koma · Physical review. B./Physical review. B · 14

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An Extension of the Thermal Bethe Ansatz: One-Dimensional Hubbard Model

1990 · T. Koma · Progress of Theoretical Physics · 14

Bulk-edge correspondence in two-dimensional topological semimetals: A transfer matrix study of antichiral edge modes

2021 · Tomonari Mizoguchi, Tohru Koma · Physical review. B./Physical review. B · 13

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Revisiting the Charge Transport in Quantum Hall Systems

2004 · TOHRU KOMA · Reviews in Mathematical Physics · 11

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Oriented propagation of magnetization due to chiral edge modes in Kitaev-type models

2020 · Tomonari Mizoguchi, Tohru Koma, et al. · Physical review. B./Physical review. B · 10

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Completeness of the Two-Down-Spin Bethe States in the One-Dimensional Heisenberg Model

1987 · T. Koma, H. Ezawa · Progress of Theoretical Physics · 10

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Detecting gapless excitations above ferromagnetic domain walls

2002 · Tohru Koma, Masanori Yamanaka · Physical review. B, Condensed matter · 9

Works count: 84

Citation count: 1,097

H-index: 16

I10-index: 24