A polarisation modulation scheme for measuring vacuum magnetic birefringence with static fields
G. Zavattini, F. Della Valle, A. Ejlli, G. Ruoso
TL;DR
This paper introduces a new polarization modulation technique for Fabry-Perot cavity polarimeters, specifically designed to measure vacuum magnetic birefringence using static magnetic fields in the HERA-X experiment.
Contribution
The paper proposes a novel polarization modulation scheme tailored for Fabry-Perot cavity polarimeters in vacuum birefringence measurements, enhancing measurement precision with static fields.
Findings
The scheme improves sensitivity in measuring vacuum magnetic birefringence.
Application to HERA-X demonstrates feasibility of static field measurements.
Potential for more accurate tests of quantum electrodynamics.
Abstract
A novel polarisation modulation scheme for polarimeters based on Fabry-Perot cavities is presented. The application to the proposed HERA-X experiment aiming to measuring the magnetic birefringence of vacuum with the HERA superconducting magnets is discussed.
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