KEK Theory Workshop 2022

from Wednesday, 7 December 2022 (08:55) to Friday, 9 December 2022 (18:30)
Online (Zoom)

        : Sessions
    /     : Talks
        : Breaks
7 Dec 2022
8 Dec 2022
9 Dec 2022
AM
08:55
Opening address -Prof. Jun Nishimura (KEK) (until 09:00) ()
09:00
Invited talk -Dr Ryo Yokokura (KEK) (until 10:00) ()
09:00 Symmetries in QFT and applications - Prof. Yuya Tanizaki (YITP, Kyoto University)   ()
10:00
Break (until 10:20) ()
10:20
Invited talk -Dr Ryo Yokokura (KEK) (until 11:20) ()
10:20 Non-invertible symmetries on the lattice - Prof. Satoshi Yamaguchi (Osaka University)   ()
11:20
Break (until 13:00) ()
09:00
Invited talk -Prof. Yuya Tanizaki (YITP) (until 10:00) ()
09:00 Sign problem and the Worldvolume Hybrid Monte Carlo method - Prof. Masafumi Fukuma (Kyoto University)   ()
10:00
Break (until 10:20) ()
10:20
Invited talk -Prof. Yuya Tanizaki (YITP) (until 11:00) ()
10:20 Tensor renormalization group in field theory - Prof. Daisuke Kadoh (Doshisha University)   ()
11:00
Break (until 11:20) ()
11:20
Invited talk -Prof. Yuya Tanizaki (YITP) (until 12:00) ()
11:20 Solving the sign problem in the IKKT model and the real-time quantum evolution by the generalized Lefschetz thimble method - Prof. Jun Nishimura (KEK)   ()
09:00
Invited talk -Dr Kengo Shimada (YITP) (until 10:00) ()
09:00 Quantum Superpositions of Massive Bodies and Gravitationally Mediated Entanglement - Prof. Robert Wald (University of Chicago)   ()
10:00
Break (until 10:20) ()
10:20
Invited talk -Dr Kengo Shimada (YITP) (until 11:20) ()
10:20 Expanding Edges of Quantum Hall Systems in a Cosmology Language - Hawking Radiation from de Sitter Horizon in Edge Modes - Prof. Masahiro Hotta (Tohoku University)   ()
11:20
Break (until 13:00) ()
PM
13:00
Invited talk -Prof. Yoshimasa Hidaka (KEK) (until 14:00) ()
13:00 Neutrino Masses from Generalized Symmetry Breaking - Prof. Kantaro Ohmori (University of Tokyo)   ()
14:00
Break (until 14:20) ()
14:20
Parallel session A -Dr Kohtaro Miura (KEK) (until 16:00) ()
14:20 Solitonic symmetry beyond homotopy: invertibility from bordism and non-invertibility from TQFT - Mr Shi Chen (The University of Tokyo)   ()
14:40 Unstable Nambu-Goldstone modes - Dr Ryo Yokokura (KEK)   ()
15:00 Formation of chiral soliton lattice - Dr Kentaro Nishimura (KEK)   ()
15:20 Boson-fermion duality with subsystem symmetry - Mr Weiguang Cao (Kavli IPMU, University of Tokyo)   ()
15:40 Scalar, fermionic and supersymmetric field theories with subsystem symmetries - Mr Taiichi Nakanishi (YITP, Kyoto Univ.)   ()
14:20
Parallel session B -Dr Kohta Hatakeyama (KEK) (until 16:20) ()
14:20 Numerical studies on the IKKT matrix model using Lefschetz thimble method - Mr Naoyuki Yamamori (SOKENDAI)   ()
14:40 Analytical analysis of the bosonic Lorentzian IKKT matrix model with a mass term - Mr Worapat Piensuk (SOKENDAI)   ()
15:00 Fractional topological charge in lattice Abelian gauge theory - Mr Motokazu Abe (Kyushu University)   ()
15:20 Phase structure of linear quiver gauge theories from anomaly matching - Mr Hiroki Wada (Osaka University)   ()
15:40 Spontaneous CP breaking in 4D SU(N) gauge theory at $\theta=\pi$ and its restoration at finite temperature - Dr Akira Matsumoto (RIKEN iTHEMS)   ()
16:00 Optimized flow for generalized Lefschetz thimble method - Dr Katsuta Sakai (Tokyo Medical and Dental University)   ()
16:00
Break (until 16:30) ()
16:20
Break (until 16:30) ()
16:30
Invited talk -Prof. Yuta Hamada (KEK) (until 17:30) ()
16:30 Toward realistic de Sitter heterotic-string models with stable moduli - Prof. Alon Faraggi (University of Liverpool)   ()
12:00
Break (until 14:00) ()
14:00
Parallel session A -Dr Sota Nakajima (KEK) (until 15:20) ()
14:00 The emergence of (3+1)-dimensional space-time in the type IIB matrix model - Dr Kohta Hatakeyama (KEK)   ()
14:20 Bond-weighting method for the Grassmann tensor renormalization group - Prof. Shinichiro Akiyama (The University of Tokyo)   ()
14:40 Path Integral and Phase Space Dynamics of U(1) Quantum Pendulum - Prof. Tetsuo Matsui (Kindai University)   ()
15:00 Bounds on expectation values in Quantum mechanics - Prof. Takeshi Morita (Shizuoka University)   ()
14:00
Parallel session B -Dr Ryo Yokokura (KEK) (until 15:20) ()
14:00 Curved domain-wall fermion and its anomaly inflow - Mr Shoto Aoki (Osaka University)   ()
14:20 A microscopic description of the Witten effect with negatively massive fermions - Prof. Hidenori Fukaya (Osaka University)   ()
14:40 Reality from maximizing overlap in the periodic complex action theory - Prof. Keiichi Nagao (Ibaraki University)   ()
15:00 Supersymmetric affine Toda field equations and ODE/IM correspondence - Mr Mingshuo Zhu (Tokyo Institute of Technology)   ()
15:20
Break (until 15:40) ()
15:40
Parallel session A -Dr Sota Nakajima (KEK) (until 16:40) ()
15:40 Real-time evolution of quantum tunneling via the thimble approach - Dr Atis Yosprakob (Niigata University)   ()
16:00 Exact solution of the finite Grosse-Wulkenhaar model - Mr Naoyuki Kanomata (Tokyo University of Science)   ()
16:20 Nucleon D-term in holographic QCD - Dr Mitsutoshi Fujita (Sun Yat-Sen University)   ()
15:40
Parallel session B -Dr Ryo Yokokura (KEK) (until 16:40) ()
15:40 Renormalization group approach to cMERA - Mr Takaaki Kuwahara (Shizuoka University)   ()
16:00 Fluid model of black hole/string transition - Dr Yoshinori Matsuo (Kindai University)   ()
16:20 Krylov complexity of free and interacting scalar QFTs in the continuum limit - Dr Mitsuhiro Nishida (Pohang University of Science and Technology)   ()
16:40
Break (until 17:00) ()
17:00
Invited talk -Dr Sota Nakajima (KEK) (until 17:40) ()
17:00 Stability of open-string models with broken supersymmetry - Prof. Hervé Partouche (Ecole Polytechnique)   ()
13:00
Invited talk -Dr Sota Nakajima (KEK) (until 13:40) ()
13:00 Constructions of Non-SUSY String Vacua with Vanishing Cosmological Constant - Prof. Yuji Sugawara (Ritsumeikan University)   ()
13:40
Break (until 14:00) ()
14:00
Parallel session A -Dr Kohta Hatakeyama (KEK) (until 15:40) ()
14:00 Entropy and its conservation in expanding Universe - Prof. Shinya Aoki (Yukawa Institute for Theoretical Physics, Kyoto University)   ()
14:20 Entropy constraints on effective field theory - Dr Daiki Ueda (Peking University)   ()
14:40 No Smooth Beginning for The Universe and Trans-Planckian Physics - Dr Hiroki Matsui (Yukawa Institute for Theoretical Physics, Kyoto University)   ()
15:00 Numerical study of quantum cosmology by the generalized Lefschetz thimble method - Mr Chien Yu Chou (SOKENDAI)   ()
15:20 Path integrals of perturbative strings on all the curved backgrounds from string geometry theory and a potential energy of the backgrounds - Prof. Matsuo Sato (Hirosaki University)   ()
14:00
Parallel session B -Dr Gregory Loges (KEK) (until 15:40) ()
14:00 M2-branes and q-Painleve equations - Dr Tomoki Nosaka (Kavli Institute for Theoretical Sciences, University of Chinese Academy of Sciences)   ()
14:20 6d Seiberg-Witten curves for E-string and Little string theories from 5-brane webs - Dr Yuji Sugimoto (POSTECH)   ()
14:40 Axiomatic rational RG flow - Dr Ken Kikuchi (YMSC)   ()
15:00 Application of Nambu Dynamics to Non-equilibrium thermodynamics - Mr Yoshiki Matsuoka (The Open University of Japan)   ()
15:20 Hierarchical structure of physical Yukawa couplings from matter field Kaehler metric - Prof. Hajime Otsuka (Kyushu University)   ()
15:40
Break (until 16:00) ()
16:00
Invited talk -Prof. Satoshi Iso (KEK) (until 17:30) ()
16:00 Holography of information and the black-hole information paradox - Prof. Suvrat Raju (ICTS)   ()
17:30
Closing address -Prof. Satoshi Iso (KEK) (until 17:35) ()