Ya-lan Zhang

activity

20142025

most cited

B \to π π

decays and effects of the next-to-leading order contributions

28 citations · 73 across the 10 of their papers we have counts for

collaborators

10 papers

hep-ph2025

Next-to-leading-order time-like rho electromagnetic form factors in $k_{T}$ factorization

Ya-Lan Zhang, Si-Yu Wang, Chao Wang +2

We calculate the time-like $ρ$ electromagnetic (EM) form factor in the $k_{T}$ factorization formalism by including the next-to-leading-order (NLO) corrections of the leading-twist a…

hep-ph2023

Resonance contributions from $χ_{c 0}$ in the charmless three-body hadronic $B$ meson decays

Ya-Lan Zhang, Chao Wang, Yi Lin +1

Within the framework of perturbative QCD factorization, we investigate the nonfactorizable contributions to these factorization-forbidden Quasi-two-body decays $B_{(s)}\rightarrow…

hep-ph2018★ 2 cited

The next-to-leading order corrections to rho meson electromagnetic form factors in the $k_{T}$ factorization approach

Ya-lan Zhang, Jun Hua, Dong-Sheng Li +1

In this paper we calculate the next-to-leading-order (NLO) corrections to $ρ$ -meson electromagnetic form factors by employing the $k_{T}$ factorization approach. We find that the NLO…

hep-ph2018★ 3 cited

The next-to-leading order corrections to $B \to ρ$ transition in the $k_{T}$ factorization

Jun Hua, Ya-Lan Zhang, Zhen-Jun Xiao

In this paper, we investigate the factorization hypothesis step by step for the exclusive process $B \to ρ$ at next-to-leading order (NLO) with the collinear factorization approach…

hep-ph2018★ 9 cited

Rho-pion transition form factors in the $k_{T}$ factorization formulism revisited

Jun Hua, Shan Cheng, Ya-lan Zhang +1

We revisit the evaluations for the spacelike and timelike $ρ π$ transition form factors $F_{ρ π} (Q^{2})$ and $G_{ρ π} (Q^{2})$ with the inclusion of the the next-to-leading order (NLO) QCD…

hep-ph2017★ 5 cited

Revisiting the factorization theorem for $ρ γ^{*} \to π (ρ)$ at twist 3

Shan Cheng, Ya-lan Zhang, Jun Hua +2

We revisit the proof of the perturbative QCD factorization for the exclusive processes $ρ γ^{⋆} \to π (ρ)$ at the two-parton twist-3 level. It is pointed out that the residual co…

hep-ph2016★ 6 cited

The perturbative QCD factorization of $ρ γ^{⋆} \to ρ$

Ya-lan Zhang, Shan Cheng, Jun Hua +1

In this paper we firstly demonstrate step by step that the factorization hypothesis is valid at the next-to-leading order (NLO) for the exclusive process $ρ γ^{⋆} \to ρ$ by empl…

hep-ph2015★ 10 cited

The $ρ γ^{*} \to π (ρ)$ transition form factors in the Perturbative QCD factorization approach

Ya-Lan Zhang, Shan Cheng, Jun Hua +1

In this paper, we studied the $ρ γ^{*} \to π$ and $ρ γ^{*} \to ρ$ transition processes and made the calculations for the $ρ π$ transition form factor $Q^{4} F_{ρ π} (Q^{2})$ and the $ρ$ meson el…

hep-ph2014★ 10 cited

The NLO contributions to the scalar pion form factors and the $O (α_{s}^{2})$ annihilation corrections to the $B \to π π$ decays

Shan Cheng, Ya-Lan Zhang, Zhen-Jun Xiao

In this paper, by employing the $k_{T}$ factorization theorem, we made the first calculation for the space-like scalar pion form factor $Q^{2} F (Q^{2})$ at the leading order (LO) and t…

hep-ph2014★ 28 cited

$B \to π π$ decays and effects of the next-to-leading order contributions

Ya-Lan Zhang, Xue-Yan Liu, Ying-Ying Fan +2

In this paper we perform a systematic study for the three $B \to (π^{+} π^{-}, π^{+} π^{0}, π^{0} π^{0})$ decays in the perturbative QCD (pQCD) factorization approach with the inclusion of all curr…

Next-to-leading-order time-like rho electromagnetic form factors in kT​ factorization

Resonance contributions from χc0​ in the charmless three-body hadronic B meson decays

The next-to-leading order corrections to rho meson electromagnetic form factors in the kT​ factorization approach

The next-to-leading order corrections to B→ρ transition in the kT​ factorization

Rho-pion transition form factors in the kT​ factorization formulism revisited

Revisiting the factorization theorem for ργ∗→π(ρ) at twist 3

The perturbative QCD factorization of ργ⋆→ρ

The ργ∗→π(ρ) transition form factors in the Perturbative QCD factorization approach

The NLO contributions to the scalar pion form factors and the O(αs2​) annihilation corrections to the B→ππ decays

B→ππ decays and effects of the next-to-leading order contributions