Name: KEK Theory Workshop 2021
Start: 2021-12-07T09:00:00+09:00
End: 2021-12-09T18:00:00+09:00
Location: Online (Zoom)

KEK Theory Workshop 2021

from Tuesday, 7 December 2021 (09:00) to Thursday, 9 December 2021 (18:00)

Monday, 6 December 2021
Tuesday, 7 December 2021

10:00

10:00 - 10:10
10:10 Hiroshi Itoyama (Osaka City U.) "Enhanced gauge symmetry and suppressed cosmological constant in non-supersymmetric heterotic string"
Hiroshi Itoyama (Osaka City U.) "Enhanced gauge symmetry and suppressed cosmological constant in non-supersymmetric heterotic string"
10:10 - 11:00
Contributions

10:10 Enhanced gauge symmetry and suppressed cosmological constant in non-supersymmetric heterotic string - Hiroshi Itoyama (Osaka City University)
11:00 Break
Break
11:00 - 11:10
11:10 Tatsuo Kobayashi (Hokkaido U.) "Modular flavor symmetries from string compactification"
Tatsuo Kobayashi (Hokkaido U.) "Modular flavor symmetries from string compactification"
11:10 - 12:00
Contributions

11:10 Modular flavor symmetries from string compactification - Tatsuo Kobayashi (Hokkaido University)
12:00 Lunch break
Lunch break
12:00 - 14:00
14:00 Hikaru Uchida (Hokkaido U.) "Anomaly structure of finite discrete symmetries"
Hikaru Uchida (Hokkaido U.) "Anomaly structure of finite discrete symmetries"
14:00 - 14:20
Contributions

14:00 Anomaly structure of finite discrete symmetries - Hikaru Uchida (Hokkaido University)
14:20 Tetsutaro Higaki (Keio U.) "New 4D EFT from 10D non-Abelian DBI action in magnetic compactifications"
Tetsutaro Higaki (Keio U.) "New 4D EFT from 10D non-Abelian DBI action in magnetic compactifications"
14:20 - 14:40
Contributions

14:20 New 4D EFT from 10D non-Abelian DBI action in magnetic compactifications - Tetsutaro Higaki (Keio University)
14:40 Takuya Hirose (Osaka City U.) "Nonvanishing finite scalar mass in flux compactification"
Takuya Hirose (Osaka City U.) "Nonvanishing finite scalar mass in flux compactification"
14:40 - 15:00
Contributions

14:40 Nonvanishing finite scalar mass in flux compactification - Takuya Hirose (Osaka City University)
15:00 Ryo Yokokura (KEK) "Topological axion electrodynamics and 4-group symmetry"
Ryo Yokokura (KEK) "Topological axion electrodynamics and 4-group symmetry"
15:00 - 15:20
Contributions

15:00 Topological axion electrodynamics and 4-group symmetry - Ryo Yokokura (KEK)
15:20 Break
Break
15:20 - 16:00
16:00 Hiroyuki Kitamoto (YITP) "Semiclassical analysis of axion-assisted and axion-driven pair production"
Hiroyuki Kitamoto (YITP) "Semiclassical analysis of axion-assisted and axion-driven pair production"
16:00 - 16:20
Contributions

16:00 Semiclassical analysis of axion-assisted and axion-driven pair production - Hiroyuki Kitamoto (Yukawa Institute for Theoretical Physics)
16:20 Yugo Abe (Miyakonojo KOSEN) "Perturbative S-matrix unitarity（S† S＝１）in R^2_{μν} gravity"
Yugo Abe (Miyakonojo KOSEN) "Perturbative S-matrix unitarity（S† S＝１）in R^2_{μν} gravity"
16:20 - 16:40
Contributions

16:20 Perturbative S-matrix unitarity（$S^\dagger S =1$）in $R^2_{μν}$ gravity - Yugo Abe (Miyakonojo KOSEN)
16:40 Takahiro Terada (IBS) "Constrained Superfields in Dynamical Background"
Takahiro Terada (IBS) "Constrained Superfields in Dynamical Background"
16:40 - 17:00
Contributions

16:40 Constrained Superfields in Dynamical Background - Takahiro Terada (Institute for Basic Science)
17:00 Break
Break
17:00 - 17:40
17:40 Osmin Lacombe (YITP) "Hybrid inflation and waterfall field in string theory from D7-branes"
Osmin Lacombe (YITP) "Hybrid inflation and waterfall field in string theory from D7-branes"
17:40 - 18:00
Contributions

17:40 Hybrid inflation and waterfall field in string theory from D7-branes - Osmin Lacombe (Yukawa Institute for Theoretical Physics)
18:00 Ignatios Antoniadis (LPTHE) "Challenges for an accelerating universe in string theory"
Ignatios Antoniadis (LPTHE) "Challenges for an accelerating universe in string theory"
18:00 - 18:50
Contributions

18:00 Challenges for an accelerating universe in string theory - Ignatios Antoniadis (Laboratoire de Physique Théorique et Hautes Energies)
Wednesday, 8 December 2021
10:00 Jonathan Mboyo Esole (Northeastern U.) "Under the spell of Dynkin"
Jonathan Mboyo Esole (Northeastern U.) "Under the spell of Dynkin"
10:00 - 10:50
Contributions

10:00 Under the spell of Dynkin - Jonathan Mboyo Esole (Northeastern University)
10:50 Break
Break
10:50 - 11:00
11:00 Hajime Otsuka (IBS) "Small flux superpotential in F-theory compactifications"
Hajime Otsuka (IBS) "Small flux superpotential in F-theory compactifications"
11:00 - 11:20
Contributions

11:00 Small flux superpotential in F-theory compactifications - Hajime Otsuka (Institute for Basic Science)
11:20 Rinto Kuramochi (SOKENDAI) "Non-split singularities and conifold transitions in F-theory"
Rinto Kuramochi (SOKENDAI) "Non-split singularities and conifold transitions in F-theory"
11:20 - 11:40
Contributions

11:20 Non-split singularities and conifold transitions in F-theory - Rinto Kuramochi (SOKENDAI)
11:40 Shuichi Murayama (Tokyo Inst. of Tech.) "Holographic index calculation for Argyres-Douglas and Minahan-Nemeschansky theories"
Shuichi Murayama (Tokyo Inst. of Tech.) "Holographic index calculation for Argyres-Douglas and Minahan-Nemeschansky theories"
11:40 - 12:00
Contributions

11:40 Holographic index calculation for Argyres-Douglas and Minahan-Nemeschansky theories - Shuichi Murayama (Tokyo Institute of technology)
12:00 Lunch break
Lunch break
12:00 - 14:00
14:00 Katsuta Sakai (KEK) "Entanglement entropy and two-point functions of operators"
Katsuta Sakai (KEK) "Entanglement entropy and two-point functions of operators"
14:00 - 14:20
Contributions

14:00 Entanglement entropy and two-point functions of operators - Katsuta Sakai (KEK)
14:20 Shoichi Kawamoto (NTHU) "Momentum-space entanglement in scalar field theory on noncommutative spaces"
Shoichi Kawamoto (NTHU) "Momentum-space entanglement in scalar field theory on noncommutative spaces"
14:20 - 14:40
Contributions

14:20 Momentum-space entanglement in scalar field theory on noncommutative spaces - Shoichi Kawamoto (National Tsing Hua Universiry)
14:40 Yasuhiro Sekino (Takushoku U.) "Rotating strings and particles in AdS: Holography at weak gauge coupling and without conformal symmetry"
Yasuhiro Sekino (Takushoku U.) "Rotating strings and particles in AdS: Holography at weak gauge coupling and without conformal symmetry"
14:40 - 15:00
Contributions

14:40 Rotating strings and particles in AdS: Holography at weak gauge coupling and without conformal symmetry - Yasuhiro Sekino (Takushoku University)
15:00 Ken Kikuchi (YMSC) "Symmetry enhancement in RCFT"
Ken Kikuchi (YMSC) "Symmetry enhancement in RCFT"
15:00 - 15:20
Contributions

15:00 Symmetry enhancement in RCFT - Ken Kikuchi (Yau Mathematical Sciences Center)
15:20 Break
Break
15:20 - 16:00
16:00 Mitsuyo Suzuki (Osaka City U.) "UV divergent structure of supersymmetric gradient flow in N = 1 SQCD"
Mitsuyo Suzuki (Osaka City U.) "UV divergent structure of supersymmetric gradient flow in N = 1 SQCD"
16:00 - 16:20
Contributions

16:00 UV divergent structure of supersymmetric gradient flow in N=1 SQCD - Mitsuyo Suzuki (Osaka City University)
16:20 Junichi Haruna (Kyoto U.) "Fixed Point Structure of Gradient Flow Exact Renormalization Group"
Junichi Haruna (Kyoto U.) "Fixed Point Structure of Gradient Flow Exact Renormalization Group"
16:20 - 16:40
Contributions

16:20 Fixed Point Structure of Gradient Flow Exact Renormalization Group - Junichi Haruna (Kyoto University)
16:40 Gota Tanaka (Shizuoka U.) "Higher derivative extension of the functional renormalization group"
Gota Tanaka (Shizuoka U.) "Higher derivative extension of the functional renormalization group"
16:40 - 17:00
Contributions

16:40 Higher derivative extension of the functional renormalization group - Gota Tanaka (Shizuoka University)
17:00 Break
Break
17:00 - 18:00
18:00 Susha Parameswaran (U. of Liverpool) "The Remarkable Properties of Non-Supersymmetric String Theories"
Susha Parameswaran (U. of Liverpool) "The Remarkable Properties of Non-Supersymmetric String Theories"
18:00 - 18:50
Contributions

18:00 The Remarkable Properties of Non-Supersymmetric String Theories - Susha Parameswaran (University of Liverpool)
Thursday, 9 December 2021
10:00 Stuart Raby (Ohio State U.) "Heterotic/F theory dual SU(5) model"
Stuart Raby (Ohio State U.) "Heterotic/F theory dual SU(5) model"
10:00 - 10:50
Contributions

10:00 "Heterotic/F theory dual SU(5) model" - Stuart Raby (Ohio State University)
10:50 Break
Break
10:50 - 11:00
11:00 Lara Anderson (Virginia Tech.) "Progress in heterotic string compactification and phenomenology"
Lara Anderson (Virginia Tech.) "Progress in heterotic string compactification and phenomenology"
11:00 - 11:50
Contributions

11:00 Progress in heterotic string compactification and phenomenology - Lara Anderson (Virginia Polytechnic Institute and State University)
11:50 Lunch break
Lunch break
11:50 - 14:00
14:00 Hidenori Fukaya (Osaka U.) "What is chiral susceptibility probing?"
Hidenori Fukaya (Osaka U.) "What is chiral susceptibility probing?"
14:00 - 14:20
Contributions

14:00 What is chiral susceptibility probing? - Hidenori Fukaya (Osaka University)
14:20 Shoto Aoki (Osaka U.) "Chiral fermion on curved domain-wall"
Shoto Aoki (Osaka U.) "Chiral fermion on curved domain-wall"
14:20 - 14:40
Contributions

14:20 Chiral fermion on curved domain-wall - Shoto Aoki (Osaka University)
14:40 Akira Matsumoto (SOKENDAI) "Complex Langevin simulation of 4D SU(2) gauge theory with a theta term"
Akira Matsumoto (SOKENDAI) "Complex Langevin simulation of 4D SU(2) gauge theory with a theta term"
14:40 - 15:00
Contributions

14:40 Complex Langevin simulation of 4D SU(2) gauge theory with a theta term - Akira Matsumoto (SOKENDAI)
15:00 Atis Yosprakob (SOKENDAI) "Tensor renormalization group and the volume independence in 2D U(N) and SU(N) gauge theories"
Atis Yosprakob (SOKENDAI) "Tensor renormalization group and the volume independence in 2D U(N) and SU(N) gauge theories"
15:00 - 15:20
Contributions

15:00 Tensor renormalization group and the volume independence in 2D U(N) and SU(N) gauge theories - Atis Yosprakob (SOKENDAI)
15:20 Break
Break
15:20 - 16:00
16:00 Naoki Fukushima (Chiba U.) "Color confinement due to restoration of the residual local gauge symmetry"
Naoki Fukushima (Chiba U.) "Color confinement due to restoration of the residual local gauge symmetry"
16:00 - 16:20
Contributions

16:00 Color confinement due to restoration of the residual local gauge symmetry - Naoki Fukushima (Chiba University)
16:20 Yusuke Kimura (KEK) "4D N = 1 SCFTs on S-folds with T-branes"
Yusuke Kimura (KEK) "4D N = 1 SCFTs on S-folds with T-branes"
16:20 - 16:40
Contributions

16:20 4D N=1 SCFTs on S-folds with T-branes - Yusuke Kimura (KEK)
16:40 Kohta Hatakeyama (KEK) "Signature change of the space-time in the type IIB matrix model"
Kohta Hatakeyama (KEK) "Signature change of the space-time in the type IIB matrix model"
16:40 - 17:00
Contributions

16:40 Signature change of the space-time in the type IIB matrix model - Kohta Hatakeyama (KEK)
17:00 Matsuo Sato (Hirosaki U.) "Perturbative Strings on Various Curved Backgrounds from String Geometry Theory"
Matsuo Sato (Hirosaki U.) "Perturbative Strings on Various Curved Backgrounds from String Geometry Theory"
17:00 - 17:20
Contributions

17:00 Perturbative Strings on Various Curved Backgrounds from String Geometry Theory - Matsuo Sato (Hirosaki University)
17:20

17:20 - 17:30