Z. Xiao

collaborators

4 papers

hep-ph2025

Form Factors for $B_{c}^{*} \to η_{c} + l ν_{l}$ at NLO in QCD

Wei Tao, Ya-Hui Zhao, Li-Ting Wang +2

We present the Non-Relativistic QCD (NRQCD) calculations at the next-to-leading order (NLO) of $α_{s}$ for $B_{c}^{*} \to η_{c}$ vector, axial-vector, tensor and axial-tensor form factors,…

hep-ph2025

Next-to-leading order QCD corrections to $B_{c}^{*} \to J / ψ$ form factors

Qin Chang, Wei Tao, Zhen-Jun Xiao +1

Within the framework of Non-Relativistic Quantum Chromodynamics (NRQCD) factorization, we calculate the next-to-leading order (NLO) perturbative QCD corrections to the form factors…

hep-ph2023

Decay constants of $c b ˉ$ mesons involving the ten heavy flavor-changing currents at N $^{3}$ LO QCD

Wei Tao, Zhen-Jun Xiao

Within the nonrelativistic QCD (NRQCD) framework, we complete the three-loop calculations of the NRQCD renormalization constants and the matching coefficients, for the heavy flavor…

hep-ph2023

Three-loop matching of heavy flavor-changing (axial-)tensor currents

Wei Tao, Zhen-Jun Xiao

We present the three-loop calculations of the nonrelativistic QCD (NRQCD) current renormalization constants and corresponding anomalous dimensions, and the matching coefficients fo…

Form Factors for Bc∗​→ηc​+lνl​ at NLO in QCD

Next-to-leading order QCD corrections to Bc∗​→J/ψ form factors

Decay constants of cbˉ mesons involving the ten heavy flavor-changing currents at N3LO QCD

Three-loop matching of heavy flavor-changing (axial-)tensor currents

Form Factors for $B_{c}^{*} \to η_{c} + l ν_{l}$ at NLO in QCD

Next-to-leading order QCD corrections to $B_{c}^{*} \to J / ψ$ form factors

Decay constants of $c b ˉ$ mesons involving the ten heavy flavor-changing currents at N $^{3}$ LO QCD