Articles

  1. Majorana-assisted nonlocal spin correlation in quasi-one-dimensional Kitaev spin liquids
    Yuki Yamazaki, Shingo Kobayashi, and Akira Furusaki,
    Physical Review B 114, 105141 (2026).

  2. Hinge modes of three-dimensional Euler insulators
    Yutaro Tanaka and Shingo Kobayashi,
    Physical Review B 114, 045120 (2026).

  3. Exceptionally large winding number of a finite-size topological superconductor
    Satoshi Ikegaya, Shingo Kobayashi, and Yasuhiro Asano,
    Physical Review B 113, 054519 (2026).

  4. Euler band topology in superfluids and superconductors
    Shingo Kobayashi, Manabu Sato, and Akira Furusaki,
    Physical Review B 113, L060501 (2026).

  5. Three-dimensional spinless Euler insulators with rotational symmetry
    Manabu Sato, Shingo Kobayashi, Motoaki Hirayama, and Akira Furusaki,
    Physical Review B 112, 195108 (2025).
    Editors’ Suggestion

  6. Higher-order topological phases for time-reversal-symmetry breaking superconductivity in UTe2
    Yuki Yamazaki and Shingo Kobayashi,
    Physical Review B 112, 174507 (2025).

  7. Oscillating-charged Andreev bound states and their appearance in UTe2
    Satoshi Ando*, Shingo Kobayashi*, Andreas P. Schnyder, Yasuhiro Asano, and Satoshi Ikegaya*,
    Physical Review B 112, 094506 (2025).
    *These authors contributed equally to this work.

  8. Thermoelectric effect in a superconductor with Bogoliubov Fermi surfaces
    Tomoya Sano, Takumi Sato, Akihiro Sasaki, Satoshi Ikegaya, Shingo Kobayashi, and Yasuhiro Asano,
    Physical Review B 111, 174503 (2025).

  9. Ideal spin-orbit-free Dirac semimetal and diverse topological transitions in Pr8CoGa3 Family
    Manabu Sato, Juba Bouaziz, Shuntaro Sumita, Shingo Kobayashi, Ikuma Tateishi, Stefan Blugel, Akira Furusaki, and Motoaki Hirayama,
    Communications Materials 5, 253 (2024).

  10. Majorana multipole response with magnetic point group symmetry
    Yuki Yamazaki and Shingo Kobayashi,
    Physical Review B 110, 134518 (2024).
    Editors’ Suggestion
    RIKEN Research Highlights

  11. Discontinuous transition to superconducting phase
    Takumi Sato, Shingo Kobayashi, and Yasuhiro Asano,
    Physical Review B 110, 144503 (2024).

  12. Representation-protected topology of spin-singlet s-wave superconductors
    Shingo Kobayashi and Akira Furusaki,
    Physical Review B 110, L100508 (2024).
    RIKEN Research Highlights

  13. Surface density of states and tunneling spectroscopy of a spin-3/2 superconductor with Bogoliubov Fermi Surfaces
    Ryoi Ohashi, Shingo Kobayashi, Shotaro Kanazawa, Yukio Tanaka, and Yuki Kawaguchi,
    Physical Review B 110, 104515 (2024).

  14. Electromagnetic response of spinful Majorana fermions
    Shingo Kobayashi and Masatoshi Sato,
    Progress of Theoretical and Experimental Physics 2024, 08C106 (2024).

  15. Crystal symmetry protected gapless vortex line phases in superconducting Dirac semimetals
    Shingo Kobayashi, Shuntaro Sumita, Motoaki Hirayama, and Akira Furusaki,
    Physical Review B 107, 214518 (2023).

  16. Spin Susceptibility of a J = 3/2 Superconductor
    Dakyeong Kim, Takumi Sato, Shingo Kobayashi, and Yasuhiro Asano,
    Journal of the Physical Society of Japan 92, 054703 (2023).
    JPSJ Papers of Editors’ Choice

  17. Nuclear spin relaxation rate of nonunitary Dirac and Weyl superconductors
    Koki Maeno, Yuki Kawaguchi, Yasuhiro Asano, and Shingo Kobayashi,
    Physical Review B 107, 064511 (2023).

  18. Bogoliubov Fermi surfaces from pairing of emergent j = 3/2 fermions on the pyrochlore lattice
    Shingo Kobayashi, Ankita Bhattacharya, Carsten Timm, and P. M. R. Brydon,
    Physical Review B 105, 134507 (2022).

  19. Fragile topological insulators protected by rotation symmetry without spin-orbit coupling
    Shingo Kobayashi and Akira Furusaki,
    Physical Review B 104, 195114 (2021).
    Erratum: Physical Review B, 105, 039903(E) (2022).

  20. Possible topological phases in quantum anomalous Hall insulator/unconventional superconductor hybrid systems
    Ryoi Ohashi, Shingo Kobayashi, and Yukio Tanaka,
    Physical Review B 104, 134518 (2021).

  21. Quasiparticle on Bogoliubov Fermi surface and odd-frequency Cooper pair
    Dakyeong Kim, Shingo Kobayashi and Yasuhiro Asano,
    Journal of Physical Society Japan [Letters] 90, 104708 (2021).

  22. Electric multipoles of double Majorana Kramers pairs
    Yuki Yamazaki, Shingo Kobayashi, and Ai Yamakage,
    Journal of Physical Society Japan [Letters] 90, 073701 (2021).

  23. Majorana multipole response: General theory and application to wallpaper groups
    Shingo Kobayashi, Yuki Yamazaki, Ai Yamakage, and Masatoshi Sato,
    Physical Review B 103, 224504 (2021).

  24. Josephson effect of superconductors with J = 3/2 electrons
    Dakyeong Kim, Shingo Kobayashi, and Yasuhiro Asano,
    Physical Review B 103, 184516 (2021).

  25. Magnetic response of Majorana Kramers pairs with an order-two symmetry
    Yuki Yamazaki, Shingo Kobayashi, and Ai Yamakage,
    Physical Review B 103, 094508 (2021).

  26. Double Majorana vortex zero modes in superconducting topological crystalline insulators with surface rotation anomaly
    Shingo Kobayashi and Akira Furusaki,
    Physical Review B 102, 180505(R) (2020).
    RIKEN Research Highlights

  27. Nodal Andreev spectra in multi-Majorana three-terminal Josephson junctions
    Keimei Sakurai, Maria Teresa Mercaldo, Shingo Kobayashi, Ai Yamakage, Satoshi Ikegaya, Tetsuro Habe, Panagiotis Kotetes, Mario Cuoco, and Yasuhiro Asano,
    Physical Review B 101, 174506 (2020).

  28. Magnetic response of Majorana Kramers pairs protected by Z2 invariants
    Yuki Yamazaki, Shingo Kobayashi, and Ai Yamakage,
    Journal of Physical Society Japan [Letters] 89, 043703 (2020).
    JPSJ Papers of Editors’ Choice
    JPSJ注目論文

  29. Generalized Berry phase for a bosonic Bogoliubov system with exceptional points
    Terumichi Ohashi, Shingo Kobayashi, and Yuki Kawaguchi,
    Physical Review A 101, 013625 (2020).

  30. Majorana multipole response of Topological Superconductors
    Shingo Kobayashi, Ai Yamakage, Yukio Tanaka, Masatoshi Sato,
    Physical Review Letters 123, 097002 (2019).

  31. Topological crystalline materials of J = 3/2 electrons: Antiperovskites, Dirac points, and high winding topological superconductivity
    Takuto Kawakami, Tetsuya Okamura, Shingo Kobayashi, and Masatoshi Sato,
    Physical Review X 8, 041026 (2018).

  32. Symmetry-protected line nodes and Majorana flat bands in nodal crystalline superconductors
    Shingo Kobayashi, Shuntaro Sumita, Youichi Yanase, and Masatoshi Sato,
    Physical Review B 97, 180504(R) (2018).

  33. Symmetry conditions of a nodal superconductor for generating robust flat-band Andreev bound states at its dirty surface
    Satoshi Ikegaya, Shingo Kobayashi, and Yasuhiro Asano,
    Physical Review B 97, 174501 (2018).

  34. Crossing-line-node semimetals: General Theory and application to rare-earth trihydrides
    Shingo Kobayashi, Youichi Yamakawa, Ai Yamakage, Takumi Inohara, Yoshihiko Okamoto, and Yukio Tanaka,
    Physical Review B 95, 245208 (2017).

  35. Anisotropic magnetic responses of topological crystalline superconductors
    Yuansen Xiong, Ai Yamakage, Shingo Kobayashi, Masatoshi Sato, and Yukio Tanaka,
    Crystals 7, 58 (2017).

  36. Theory of surface Andreev bound states and tunneling spectroscopy in three-dimensional chiral superconductors
    Shun Tamura, Shingo Kobayashi, Lu Bo, and Yukio Tanaka,
    Physical Review B 95, 104511 (2017).

  37. Topologically stable gapless phases in nonsymmorphic superconductors
    Shingo Kobayashi, Youichi Yanase, and Masatoshi Sato,
    Physical Review B 94, 134512 (2016).

  38. Superconductivity in the antiperovskite Dirac-metal oxide Sr3-xSnO
    Mohamed Oudah, Atsutoshi Ikeda, Jan Niklas Hausmann, Shingo Yonezawa, Toshiyuki Fukumoto, Shingo Kobayashi, Masatoshi Sato, and Yoshiteru Maeno,
    Nature Communications 7, 13617 (2016).

  39. Superconductivity in doped Dirac semimetals
    Tatsuki Hashimoto, Shingo Kobayashi, Yukio Tanaka, and Masatoshi Sato,
    Physical Review B 94, 014510 (2016).

  40. Fragile surface zero-energy flat bands in three-dimensional chiral superconductors
    Shingo Kobayashi, Yukio Tanaka, and Masatoshi Sato,
    Physical Review B 92, 214514 (2015).

  41. Topological superconductivity in Dirac semimetals
    Shingo Kobayashi and Masatoshi Sato,
    Physical Review Letters 115, 187001 (2015).

  42. Theory of tunneling conductance of anomalous Rashba metal/superconductor junctions
    Toshiyuki Fukumoto, Katsuhisa Taguchi, Shingo Kobayashi, and Yukio Tanaka,
    Physical Review B 92, 144514 (2015).

  43. Topological Blount’s theorem of odd parity superconductors
    Shingo Kobayashi, Ken Shiozaki, Yukio Tanaka, and Masatoshi Sato,
    Physical Review B 90, 024516 (2014).

  44. Topological influence and back-action between topological excitations
    Shingo Kobayashi, Nicolas Tarantino, and Masahito Ueda,
    Physical Review A 89, 033603 (2014).

  45. Gauge-spin-space rotation-invariant vortices in spin-orbit-coupled Bose-Einstein condensates
    Zhi-Fang Xu, Shingo Kobayashi, and Masahito Ueda,
    Physical Review A 88, 013621 (2013).

  46. Topological classification of vortex-core structures of spin-1 Bose-Einstein condensates
    Shingo Kobayashi, Yuki Kawaguchi, Muneto Nitta, and Masahito Ueda,
    Physical Review A 86, 023612 (2012).

  47. Abe homotopy classification of topological excitations under the topological influence of vortices
    Shingo Kobayashi, Michikazu Kobayashi, Yuki Kawaguchi, Muneto Nitta, and Masahito Ueda,
    Nuclear Physics B 856, 577-606 (2012).

Proceedings

  1. Theoretical band structure of the superconducting antiperovskite oxide Sr3-xSnO
    Atsutoshi Ikeda, Toshiyuki Fukumoto, Mohamed Oudah, Jan Niklas Hausmann, Shingo Yonezawa, Shingo Kobayashi, Masatoshi Sato, Cedric Tassel, Fumitaka Takeiri, Hiroshi Takatsu, Hiroshi Kageyama, and Yoshiteru Maeno,
    Physica B: Condensed Matter 536, 752-756 (2018).
    International Conference on Strongly Correlated Electron Systems 2017 (Prague, Czech Republic)

  2. Projected Symmetry breaking in Dipole-Locked 3He-B
    Hiromitsu Takeuchi and Shingo Kobayashi,
    Journal of Low Temperature Physics 183, 78-84 (2016).
    27th International Conference on Low Temperature Physics (Buenos Aires, Argentina)

Articles in Japanese Journals

  1. 2重マヨラナクラマース対が形成する電磁多極子の理論 ―動的歪みとの結合による表面スピン流生成
    山崎勇樹, 小林伸吾, 山影相,
    日本物理学会誌 80, 10, 584-588 (2025).

  2. 物質中のマヨラナ粒子の磁気異方性―映進対称性と四極子型の磁気応答―
    山崎勇樹, 小林伸吾, 山影相,
    固体物理 56, 1, 49-58 (2021).

  3. 超伝導ギャップ構造の現代的分類理論
    角田峻太郎, 小林伸吾,
    固体物理 55, 10, 463-478 (2020).

ArXiv preprint

  1. Pressure-induced superconductivity in a bilayer metal
    Tomoya Sano, Satoshi Ikegaya, Shingo Kobayashi, and Yasuhiro Asano,
    arXiv:2610.27664

  2. Nonuniform superconducting states caused by odd-frequency Cooper pairs
    Takumi Sato, Satoru Hayami, Shingo Kobayashi, and Yasuhiro Asano,
    arXiv:2503.01673

Awards

  • JPSJ Papers of Editors’ Choice. 受賞論文「Spin Susceptibility of a J = 3/2 Superconductor」, 日本物理学会, 2023/4
  • 第9回RIKEN CEMS Award, トポロジカル超伝導体のマヨラナ粒子に関する理論的研究, 理化学研究所創発物性科学研究センター, 2022/4
  • 第13回理研桜舞賞（研究奨励賞）, トポロジカル超伝導体のマヨラナ粒子に関する理論的研究, 理化学研究所, 2022/3
  • 第14回日本物理学会若手奨励賞（領域４）, マヨラナフラットバンドを有するトポロジカル超伝導体の理論研究, 日本物理学会, 2020/3
  • JPSJ Papers of Editors’ Choice, 受賞論文「Magnetic Response of Majorana Kramers Pairs Protected by Z2 Invariants」, 日本物理学会, 2020/5

Research Grants

  • 2025年度 - 2028年度　科研費　基盤研究C
    研究課題「多自由度を持つs波超伝導におけるトポロジカル相とその量子現象」
    研究代表者, 研究経費 4160千円

  • 2024年度 - 2027年度　科研費　基盤研究B
    研究課題「非保存量子系における新奇量子相とその制御」
    研究分担者（研究代表者 川口由紀）, 研究経費 17420千円

  • 2022年度 - 2024年度　科研費　基盤研究C
    研究課題「多自由度を有する超伝導におけるギャップレス相の研究」
    研究代表者, 研究経費 2730千円

  • 2019年度 - 2022年度　科研費　基盤研究B
    研究課題「原子気体ボース・アインシュタイン凝縮体におけるトポロジカル量子現象」
    研究分担者 （研究代表者：川口由紀）, 研究経費 15210千円

  • 2019年度 - 2021年度　科研費　若手研究
    研究課題「異方的超伝導体におけるトポロジカル量子現象の研究」
    研究代表者, 研究経費 4160千円

  • 2017年度 - 2019年度　科研費　基盤研究B
    研究課題「対称性と相関によって生じる多彩な量子秩序相の研究」
    研究分担者（研究代表者：佐藤昌利）, 研究経費 19110千円

  • 2016年度 - 2020年度　科学技術振興機構　「科学技術人材育成のコンソーシアムの構築事業」連携型博士研究人材総合育成システム　若手研究者スタートアップ研究費
    研究課題「凝縮系におけるトポロジカル量子現象の理論的研究」
    研究代表者, 研究経費 10000千円

  • 2016年度 - 2017年度　科研費　研究活動スタート支援
    研究課題「トポロジカル半金属における新奇トポロジカル量子現象の理論的研究」
    研究代表者, 研究経費 2660千円

  • 2013年度 - 2015年度　科研費　特別研究員(PD)　研究費
    研究課題「相互作用するフェルミ粒子系におけるトポロジカル不変量を用いた分類とその応用」
    研究代表者, 研究経費 3300千円

  • 2010年度 - 2012年度　科研費　特別研究員(DC1)　研究費
    研究課題「新しいホモトピーを用いたトポロジカル励起の分類」
    研究代表者, 研究経費 2100千円