Junya Yagi

Perimeter Institute for Theoretical Physics

Research interests

String theory, quantum field theory and integrable systems, especially supersymmetric field theories in various spacetime dimensions and their relations to quantum integrable systems.

Papers

1. J. Oh and J. Yagi, Poisson vertex algebras in supersymmetric field theories, arXiv:1908.05791 [hep-th]
2. J. Oh and J. Yagi, Chiral algebras from Ω-deformation, JHEP 08 (2019) 143 [arXiv:1903.11123 [hep-th]]
3. K. Costello and J. Yagi, Unification of integrability in supersymmetric gauge theories, arXiv:1810.01970 [hep-th]
4. J. Yagi, Surface defects and elliptic quantum groups, JHEP 06 (2017) 013 [arXiv:1701.05562 [hep-th]]
5. J. Yagi, Branes and integrable lattice models, Mod. Phys. Lett. A 32 (2017) 1730003 [arXiv:1610.05584 [hep-th]]
6. K. Maruyoshi and J. Yagi, Surface defects as transfer matrices, Prog. Theor. Exp. Phys. (2016) 113B01, [arXiv:1606.01041 [hep-th]]
7. J. Yagi, Quiver gauge theories and integrable lattice models, JHEP 10 (2015) 065 [arXiv:1504.04055 [hep-th]]
8. Y. Luo, M.-C. Tan, J. Yagi and Q. Zhao, Ω-deformation of B-twisted gauge theories and the 3d-3d correspondence, JHEP 02 (2015) 047 [arXiv:1410.1538 [hep-th]]
9. J. Yagi, Ω-deformation and quantization, JHEP 08 (2014) 112 [arXiv:1405.6714 [hep-th]]
10. Y. Luo and M.-C. Tan and J. Yagi, N = 2 supersymmetric gauge theories and quantum integrable systems, JHEP 03 (2014) 090 [arXiv:1310.0827 [hep-th]]
11. J. Yagi, 3d TQFT from 6d SCFT, JHEP 08 (2013) 017 [arXiv:1305.0291 [hep-th]]
12. J. Yagi, Compactification on the Ω-background and the AGT correspondence, JHEP 09 (2012) 101 [arXiv:1205.6820 [hep-th]]
13. J. Yagi, On the six-dimensional origin of the AGT correspondence, JHEP 02 (2012) 020 [arXiv:1112.0260 [hep-th]]
14. J. Yagi, Vanishing chiral algebras and the Höhn–Stolz conjecture, Proc. Smpos. Pure Math, vol. 85, Amer. Math. Soc., Providence, R.I., 2012, pp. 477–484 [arXiv:1002.0028 [hep-th]]
15. J. Yagi, Chiral algebras of (0, 2) models, Adv. Theor. Math. Phys. 16 (2012) 1 [arXiv:1001.0118 [hep-th]]
16. M.-C. Tan and J. Yagi, Chiral algebras of (0, 2) models: beyond perturbation theory, Lett. Math. Phys. 84 (2008) 257–273
17. M.-C. Tan and J. Yagi, Chiral algebras of (0, 2) sigma models: beyond perturbation theory – II, arXiv:0805.1410 [hep-th]
18. M.-C. Tan and J. Yagi, Chiral algebras of (0, 2) sigma models: beyond perturbation theory, arXiv:0801.4782 [hep-th]

Selected talks

• String theory and integrable lattice models, March 24, 2017 at the workshop "Elliptic Hypergeometric Functions in Combinatorics, Integrable Systems and Physics" at Erwin Schrödinger Institute, Vienna
  
• Branes, TQFTs and integrable lattice models at 5th Workshop on Combinatorics of Moduli Spaces, Hurwitz Numbers, and Cohomological Field Theories, June 7, 2016, Moscow, Russia
• Quiver gauge theories and integrable lattice models, June 4, 2015 at the workshop "Physics and mathematics of knot homologies" at the Simons Center for Geometry and Physics, Stony Brook University
  
• Ω-deformation and quantization, July 8, 2014 at Kavli IPMU
• M5-branes on S^1 x S^2: complex Chern-Simons theory and quantum integrable systems, February 2, 2014 at Nikhef, Amsterdam
• N = (0, 2) supersymmetry and Höhn–Stolz conjecture, Mathematics of String Theory, July 2, 2013 at Center of Mathematical Sciences, Zhejiang University
• (2, 0) theory, cigars, and AGT, July 18, 2012 at String-Math 2012, Bonn
• Compactification on the Ω-background and the AGT correspondence, June 28, 2012 at LMU München
• Vanishing chiral algebras and Höhn–Stolz conjecture, June 8, 2011 at String-Math 2011, UPenn