3 papers
hep-ph2024
A possible evidence of pion condensation
Wei Zhu, Yu-Chen Tang, Lei Feng +1
This work demonstrates that once a large number of pion is condensed in a high-energy hadron collision, the gamma-ray spectrum from decay takes on a typical broken power-law…
astro-ph.HE2024
Evidence for a GeV -ray line signal in a stacking analysis of the Virgo, Fornax, and Ophiuchus Galaxy clusters
Yi-Zhong Fan, Zhao-Qiang Shen, Yun-Feng Liang +6
As the largest gravitationally bound objects in the Universe, galaxy clusters have provided the first piece of evidence for the presence of dark matter and may be suitable targets…
astro-ph.HE2023
Gluon condensation: from nucleon to Galactic center
Wei Zhu, Zi-Qing Xia, Yu-Chen Tang +1
The Galactic Center Excess (GCE), one of the most remarkable discoveries by Fermi-LAT, has prompted extensive exploration over the past decade, often attributed to dark matter or m…