2 papers
hep-ph2025
Mass and width of in the developed Bethe-Salpeter theory
Xiaozhao Chen, Xiaofu Lü, Xiurong Guo +1
In experiments exotic meson resonance lies above the threshold, and in principle one can not explain as a meson-meson bou…
hep-ph2025
Unstable molecular state with unstable constituent
Yuqin Yin, Zonghua Shi, Hao Liu +3
Based on the developed Bethe-Salpeter theory for dealing with unstable state, we investigate unstable meson-meson molecular state in which at least one of the constituents is an un…