3 papers
hep-ph2026
Looking for Lights from the Darkness: Signals from MeV-scale Solar Axion-like Particles
Yu-Cheng Qiu, Yongchao Zhang
The axion-like particles can be produced in the Sun via the process of , with mass up to 5.5 MeV. The photons in the subsequent decay ca…
hep-ph2025
The Lifespan of our Universe
Hoang Nhan Luu, Yu-Cheng Qiu, S. -H. Henry Tye
The Dark Energy Survey (DES) and the Dark Energy Spectroscopic Instrument (DESI) measurements claim that the dark energy equation of state . This observation can be expla…
hep-ph2025
Dynamical dark energy from an ultralight axion
Hoang Nhan Luu, Yu-Cheng Qiu, S. -H. Henry Tye
Recently the Dark Energy Survey (DES) Collaboration presented evidence that the equation of state of the dark energy is varying, or if it is constant. In eith…