#
Geometry and String Theory
2017-18

This is the homepage for the UT Geometry and String Theory Seminar. At the organizational meeting we will flesh out the details of our plans for the semester. Below are some suggestions to get us started.

## Fall 2017 Schedule

Date | Speaker | Topic
--- | --- | ---
8/30 |  | Organizational Meeting
9/6 |  | Introduction + Komargodski video (pt 1)
9/13 |  | Komargodski video (pt 2)
9/20 | Ivan Tulli | anomalies, part 1
9/27 | Sebastian Schulz | anomalies, part 2
10/4 | Sebastian Schulz | anomalies, part 4
10/11 | Arun Debray | anomalies in discrete symmetries
10/18 | Arun Debray | anomalies in discrete symmetries, 2
10/25 | Fei Yan | Generalized Global Symmetries, Part I
11/1 | Philip Argyres |
11/8 | Fei & Ravi | Generalized Global Symmetries, Part II
11/15 | Ravi Mohan | Generalized Global Symmetries, Part III
11/29 | Clay Cordova |
12/6 | Ali Shehper | Comments on global symmetries, anomalies and dualities - I

\,

## Spring 2018 Schedule

Date | Speaker | Topic
--- | --- | ---
1/17 |  | Organizational Meeting and Discussion
1/24 | Val Zakharevich | Comments on global symmetries, anomalies and dualities - II
1/31 | Dan Freed | On gauging finite subgroups
2/7 | Andy Neitzke | Theta, time reversal, and temperature I
2/14 | Andy Neitzke | Theta, time reversal, and temperature II
2/21 | Fei Yan | Theta, time reversal, and temperature III
2/28 | Arun Debray | 2-groups
3/7 | Jacques Distler | Phases of QCD 4\mathrm{QCD}_4, I
3/21 | Chris Beem | TBA
3/28 | Mario Martone | Phases of QCD 4\mathrm{QCD}_4, II
4/4 | Mario Martone | Phases of QCD 4\mathrm{QCD}_4 III
4/11 | Ali Shehper | Phases of QCD 3\mathrm{QCD}_3
4/18 | Andy Neitzke | Abelianization of Chern-Simons
4/25 | Sebastian Schulz | On 2-Group Global Symmetries and Their Anomalies - I
5/2 | Ali Shehper | On 2-Group Global Symmetries and Their Anomalies - II

\,

## References

#### (Higher) Symmetries, Anomaly-Matching and Phases of QCD

- A. Kapustin, R. Thorngren, “Anomalies of discrete symmetries in various dimensions and group cohomology”
- D. Gaiotto, A. Kapustin, N. Seiberg and B. Willett, “Generalized Global Symmetries”
- F. Benini, P. Hsin and N. Seiberg, “Comments on global symmetries, anomalies, and duality in (2+1)d”
- D. Gaiotto, A. Kapustin, Z. Komargodski and N. Seiberg, “Theta, Time Reversal, and Temperature”
- Z. Komargodski and N. Seiberg, “A Symmetry Breaking Scenario for QCD 3\text{QCD}_3”
- D. S. Freed, Z. Komargodski, N. Seiberg, “The Sum Over Topological Sectors and θ in the 2+1-Dimensional CP¹ σ-Model”
- D. Gaiotto, Z. Komargodski and N. Seiberg, “Time-Reversal Breaking in QCD 4\text{QCD}_4, Walls, and Dualities in 2+1 Dimensions”
- J. Gomis, Z. Komargodski, N. Seiberg, “Phases of adjoint QCD 3\text{QCD}_3 and dualities”
- C. Cordova, P.-S. Hsin, N. Seiberg, “Time-reversal symmetry, anomalies, and dualities in (2+1)d”
- Y. Tachikawa, “On gauging finite subgroups”
- D. M. Hofman, N. Iqbal, “Generalized global symmetries and holography”

#### Mathematics Papers on 2-Groups

- G. C. Baez, A. D. Lauda, “Higher-dimensional algebra V: 2-groups”

- C. J. Schommer-Pries, “Central extension of smooth 2-groups and a finite-dimensional string 2-group”

Created on August 24, 2018 15:34:23 by Jacques Distler