2 papers
hep-ph2025
Semileptonic and nonleptonic decays in covariant light-front approach
Wu Enqi, Run-Hui Li, Zhen-Xing Zhao
In this work, we investigate the transitions in covariant light-front approach, where denotes an s-wave or p-wave meson state. We first…
hep-ph2024
A progress in inverse matrix method in QCD sum rules
Zhen-Xing Zhao, Yi-Peng Xing, Run-Hui Li
In traditional QCD sum rules, the simple hadron spectral density model of ``delta-function-type ground state + theta-function-type continuous spectrum" determines that there is no…