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dimensional analysis 1mass parameter 1perturbation theory 1quantum field theory 1quantum Fisher information 1vacuum state 1

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quant-ph2025

Quantum Estimation in QED Scattering

Preslav Asenov, WenHan Zhang, Alessio Serafini

We tackle the issue of estimating dynamical parameters in quantum electrodynamics. We numerically compute the quantum Fisher information matrix (QFIM) of physical parameters in ele…