2 papers
gr-qc2021
Conformal Rigidity from Focusing
Åsmund Folkestad, Sergio Hernández-Cuenca
The null curvature condition (NCC) is the requirement that the Ricci curvature of a Lorentzian manifold be nonnegative along null directions, which ensures the focusing of null geo…
hep-ph2018
Thermodynamics and phase diagrams of Polyakov-loop extended chiral models
Aasmund Folkestad, Jens O. Andersen
We study the thermodynamics and phase diagrams of two-flavor quantum chromodynamics using the Polyakov-loop extended quark-meson (PQM) model and the Pisarski-Skokov chiral matrix (…