Universal factorized formula for the cross-section of two-particle scattering

TL;DR

This paper derives a universal factorized formula for the cross-section of two-particle scattering involving unstable intermediate particles, providing a general framework applicable to various particle interactions.

Contribution

It introduces a universal factorized representation of the scattering cross-section for any set of particles, including unstable intermediates, and analyzes its phenomenological implications.

Findings

Cross-section can be expressed in a universal factorized form.

Factorization holds for arbitrary particle sets.

Phenomenological analysis confirms the effectiveness of the factorization.

Abstract

We analyze the process of two-particle scattering with unstable particle in an intermediate state. It was shown that the cross-section can be represented in the universal factorized form for an arbitrary set of particles. Phenomenological analysis of factorization effect is fulfilled.