The Fermionic Entanglement Entropy of Causal Diamonds in Two-Dimensional Minkowski Space
arXiv:2407.05292 · doi:10.1142/S0129055X25500370
Abstract
The fermionic Rényi entanglement entropy is studied for causal diamonds in two-dimensional Minkowski spacetime. Choosing the quasi-free state describing the Minkowski vacuum with an ultraviolet regularization, a logarithmically enhanced area law is derived.
arXiv comment17 pages, LaTeX, 1 figure, further corrections and improvements (published version)