Non-perturbative method for particle detectors with continuous interactions
Quantum Physics
2024-02-23 v2 General Relativity and Quantum Cosmology
High Energy Physics - Theory
Abstract
We show that detector switching profiles consisting of trains of delta couplings are a useful computational tool to efficiently approximate results involving continuous switching functions, both in setups involving a single detector and multiple ones. The rapid convergence to the continuous results at all orders in perturbation theory for sufficiently regular switchings means that this tool can be used to obtain non-perturbative results for general particle detector phenomena with continuous switching functions.
Cite
@article{arxiv.2311.02174,
title = {Non-perturbative method for particle detectors with continuous interactions},
author = {José Polo-Gómez and Eduardo Martín-Martínez},
journal= {arXiv preprint arXiv:2311.02174},
year = {2024}
}
Comments
22 pages, 6 figures. RevTeX 4.2. v2: Updated to match published version