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hep-th2026
Quantum Fisher information of the Klein--Gordon and Dirac vacua
Preslav Asenov, Alessio Serafini
The quantum Fisher information (QFI) of the vacuum of three quantum field theories is evaluated with respect to the mass parameter of each theory. All field theories are considered…
hep-th2025
QEDtool: A Python package for numerical quantum information in quantum electrodynamics
Jesse Smeets, Preslav Asenov, Alessio Serafini
This is the manual of the first version of QEDtool, an object-oriented Python package that performs numerical quantum electrodynamics calculations, with focus on full state reconst…