QCD one-loop correction to Higgs boson decay into quarkonium-pair
I. N. Belov, A. V. Berezhnoy, E. A. Leshchenko, A.K. Likhoded
TL;DR
This paper calculates the first one-loop quantum corrections to rare Higgs boson decays into quarkonium pairs using NRQCD, providing more precise theoretical predictions for these processes.
Contribution
It introduces the first calculation of one-loop corrections to Higgs decays into quarkonium pairs within the NRQCD framework.
Findings
One-loop corrections significantly affect decay width predictions.
Interference effects between decay mechanisms are analyzed in detail.
Results improve the accuracy of theoretical models for Higgs decays.
Abstract
Rare decays of the Higgs boson into quarkonia-pairs are studied within the framework of NRQCD approach. The main decay mechanisms and their interference are studied in detail. One-loop corrections to the widths of these decays are taken into account for the first time.
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Taxonomy
TopicsParticle physics theoretical and experimental studies · Quantum Chromodynamics and Particle Interactions · High-Energy Particle Collisions Research