First measurement of the absolute branching fractions of $Σ^+$ nonleptonic decays and test of the $ΔI = 1/2$ rule

This article reports on a physics experiment measuring the branching fractions of Sigma plus decays. The focus is on testing the Delta I = 1/2 rule, a fundamental concept in particle physics. The research likely involves complex data analysis and experimental techniques to determine the decay rates.

• •The research presents the first measurement of branching fractions for specific Sigma plus decays.
• •The study aims to test the Delta I = 1/2 rule.
• •The work is based on experimental data and analysis.