Microscopic description of critical bubbles

18 sept. 2025, 11:30
1h
APC Laboratory (Paris)

APC Laboratory

Paris

Room 454A - Luc Valentin

Orateur

Javier Subils

Description

First-order phase transitions in the early Universe and inside neutron stars could leave observable imprints, including a stochastic gravitational wave background or characteristic waveforms in specific frequency ranges. Predicting these signals requires precise understanding of critical bubbles, often addressed using effective field theory or perturbation theory. In this talk, I will present the first explicit computation of fully-backreacted critical bubbles in a strongly coupled system, using gauge/gravity duality.

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