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Aspects of holography and irrelevant deformations

Tsinghua University · Spring 2021

In this class we will discuss several aspects of holography and irrelevant deformations of two-dimensional conformal field theories.

Schedule

Wednesdays, 10:00–11:30 | Fridays, 12:00-13:30, Ningzhai, Room W11. Online on Zhumu, ID: 138 402 2750, password: 951413

Syllabus and lecture notes

  1. Week 1 Effective string theory
  2. Week 2 A simple toy model of quantum gravity
  3. Week 3 Massless S-matrices in 2d
  4. Week 4 The S-matrix
  5. Week 5 Consequences of the S-matrix
  6. Week 6 The TT operator
  7. Week 7 Current deformations and integrability
  8. Week 8 The TT spectrum
  9. Week 9 TT and Jackiw-Teitelboim gravity, part 1
  10. Week 10 TT and Jackiw-Teitelboim gravity, part 2
  11. Week 11 TT and Jackiw-Teitelboim gravity, part 3
  12. Week 12 TT as a non-critical string