2 papers
hep-th2020
Crossing a large- phase transition at finite volume
Yago Bea, Oscar J. C. Dias, Thanasis Giannakopoulos +4
The existence of phase-separated states is an essential feature of infinite-volume systems with a thermal, first-order phase transition. At energies between those at which the phas…
gr-qc2020
Hyperbolicity of General Relativity in Bondi-like gauges
Thanasis Giannakopoulos, David Hilditch, Miguel Zilhao
Bondi-like (single-null) characteristic formulations of general relativity are used for numerical work in both asymptotically flat and anti-de Sitter spacetimes. Well-posedness of…