Robuta

https://cerncourier.com/a/cp-symmetry-in-diphoton-higgs-decays/
Sep 9, 2025 - The CMS collaboration analysed Higgs-boson decays to two photons, setting limits on anomalous couplings that would violate CP symmetry.
cp symmetrycern courierhiggs
https://arxiv.org/abs/1111.5240v1
feasibility studycp symmetrymeasuringviolationvia