Wigner function analysis of finite matter-radiation systems
Eduardo Nahmad-Achar, Ramón López-Peña, Sergio Cordero, Octavio Castaños Garza
SciPost Phys. Proc. 14, 039 (2023) · published 24 November 2023
- doi: 10.21468/SciPostPhysProc.14.039
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Proceedings event
34th International Colloquium on Group Theoretical Methods in Physics
Abstract
We show that the behaviour in phase space of the Wigner function associated to the electromagnetic modes carries the information of both, the entanglement properties between matter and field, and the regions in parameter space where quantum phase transitions take place. A finer classification for the continuous phase transitions is obtained through the computation of the surface of minimum fidelity.
Authors / Affiliation: mappings to Contributors and Organizations
See all Organizations.- 1 Eduardo Nahmad-Achar,
- 1 Ramón López-Peña,
- 1 Sergio Cordero,
- 1 Octavio Héctor Castaños Garza
Funder for the research work leading to this publication