Programme

I.3 -- Invited, VCTP-50

Date: Monday, 4 August 2025

Time: 14:00 - 14:40

Rare decay of axion to pair of photons in 3-3-1 model with Peccei-Quinn symmetry

H. N. Long (1), V. H. Binh (2)

(1)STAI, Van Lang University; (2) IOP, VAST

In the frameworks of 3-3-1 model with Peccei-Quinn symmetry, axion state and anomaly couplings are derived. The decay of axion to pair of photons is considered. We show that anomaly coupling of axion gives suppressed contribution by one followed from Higgs sector.

Presenter: Hoang Ngoc Long