20–22 Dec 2022
University of Turin - Department of Physics
Europe/Rome timezone

Worldsheet Correlators in Black Hole Microstates

20 Dec 2022, 15:00
10m
Aula Magna "Tullio Regge" (University of Turin - Department of Physics)

Aula Magna "Tullio Regge"

University of Turin - Department of Physics

Via Valperga Caluso 36
Gong-show talk Gong show

Speaker

Davide Bufalini

Description

To account for all the bulk microstates of a three-charge black hole, the supergravity approximation may not suffice and full control over string theory may be essential.
Recently, a specific family of black hole microstates was shown to admit an exact string worldsheet description. The worldsheet theory is a coset of the well-studied AdS$_3 \times \mathbb{S}^3 \times \mathbb{T}^4$ model. This allows full control over the entire (perturbative) $\alpha'$ corrections.
I will show how to construct the physical vertex operators of these models, and how to compute an extensive set of novel heavy-light correlators.
I will present a closed formula for correlators with an arbitrary number of light insertions, written as a function of the correlators on AdS$_3 \times \mathbb{S}^3 \times \mathbb{T}^4$.

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