Gang Lu

activity

20102026

B ˉ_{s}^{0} \to K^{0} π^{+} π^{-}

decay in QCD factorization

18 citations · 65 across the 24 of their papers we have counts for

collaborators

24 papers

hep-ph2026

Localized CP violation driven by cross-channel interference between $K_{0}^{*} (1430)^{0}$ and $ρ (770)^{0}$ in $B^{\pm} \to K^{\pm} π^{+} π^{-}$ decays

Jin-Zhao Guo, Gang Lü

For the charmless three-body decay $B^{\pm} \to K^{\pm} π^{+} π^{-}$ , a CP asymmetry sign reversal typically occurs in the low- $m_{π π}$ region. However, experimental data r…

hep-ph2026

CP violation induced by the real part of the interference term in $ρ^{0} - ω$ mixing

Jin-Zhao Guo, Gang Lü, Zhen-Hua Zhang

To circumvent the severe numerical cancellations in the standard integrated CP asymmetry ( $A_{C P}$ ) near the $ω$ mass $m_{ω}$ , we propose a modified CP-violating observable, $A_{CP}^…

hep-ph2025

Study of $K π$ final states from four-body deacy of $B ˉ_{s}$ meason under perturbation QCD

Jiao Wu, Na Wang, Gang Lü +1

In the perturbative QCD framework, we use the quasi-two-body method to study the CP violations and branching ratios in the $\bar B_{s} \rightarrow [ϕ(ρ^{0},ω)\rightarrow K^{+}K^{-}…

hep-ph2025

The $C P$ violations and branching ratios for $B_{c}^{+} \to D_{(s)}^{+} π^{+} π^{-} (K^{+} K^{-})$ from interference of the vector mesons in Perturbative QCD

Kun Shuai Ye, Gang Lü, Na-Wang +2

Within the framework of the perturbative QCD approach utilizing $K_{T}$ factorization, we have investigated the CP violations and branching ratios in the decay processes of $B_{c}^{+…

hep-ph2025

Direct CP violation in $B ˉ_{s} \to K^{+} K^{-} K^{+} K^{-}$ decay process induced by interferences of the intermediate vector particles

Chang-Chang Zhang, Gang Lü

We investigate CP violation in the decay process $B ˉ_{s} \to V V \to K^{+} K^{-} K^{+} K^{-}$ within the framework of perturbative QCD, where V represents vector m…

hep-ph2024

CP asymmetry from the effect of the isospin symmetry breaking during B-meson decay

Wan-Ying Yao, Gang Lü, Xin-Heng Guo +1

The direct CP asymmetry in quasi-two-body decays of $B \to (V \to π^{+} π^{-}) P$ is investigated in the perturbative QCD method, where P represents a pseudoscalar me…

hep-ph2024

The resonance effect for the CP asymmetry associated with the process $ω \to π^{+} π^{-} π^{0}$

Xi-Liang Yuan, Gang Lü

The direct CP asymmetry in the weak decay process of hadrons is commonly attributed to the weak phase of the CKM matrix and the indeterminate strong phase. We propose a way of crea…

hep-ph2023

Resonant contribution of the three-body decay process $B ˉ_{s} \to K^{+} K^{-} P$ in perturbation QCD

Gang Lü, Chang Chang Zhang, Yan-Lin Zhao +1

We investigate the CP violation in the decay process $B ˉ_{s} \to ϕ (ρ, ω) P \to K^{+} K^{-} P$ by considering the interference effects of $ϕ \to K^{+} K^{-}$ ,…

hep-ph2023

CP asymmetry from resonance effect of B meson decay process with $π$ and K final states

Gang Lü, Xi-Liang Yuan, Na-Wang +1

We introduce the new resonance of $V \to K^{+} K^{-}$ $(V = ϕ, ρ, ω)$ , which produces some new strong phase associated with vector meson resonance and thus can cause relatively…

hep-ph2022

Analysis of localized CP asymmetry in $B ˉ_{s}^{0} \to π^{+} π^{-} π^{0} (K^{0})$

Yan-Lin Zhao, Gang Lü, Na-Wang +1

An investigation about localized CP asymmetries for the processes of $B ˉ_{s}^{0} \to π^{+} π^{-} π^{0} (K^{0})$ is presented in this paper. The innovation of this paper…

hep-ph2022★ 10 cited

Direct $C P$ violation of three bodies decay process from the resonance effect

Gang Lü, Yan-Lin Zhao, Liang-Chen Liu +1

The physical state of $ρ$ - $ω$ - $ϕ$ mesons can be mixed by the unitary matrix. The decay processes of $ω \to π^{+} π^{-}$ and $ϕ \to π^{+} π^{-}$ are from the isospin sym…

hep-ph2021

Hunting for direct CP violation in $B ˉ_{s}^{0} \to π^{+} π^{-} K^{* 0}$

Sheng-Tao Li, Gang Lü

In perturbative QCD approach, based on the first order of isospin symmetry breaking, we study the direct $C P$ violation in the decay of $\bar{B}_s^0\toρ(ω)K^{*0}\to {π^+}{π^-}K^{*0…

hep-ph2019

Isospin symmetry breaking effects for the mode $B \to π π (K)$ in Perturbative QCD

Gang Lü, Liang-chen Liu, Qin-Qin Zhi

We calculate the direct $C P$ violation for the decay process of $B^{0} \to π^{0} π^{0}$ , $B^{+} \to π^{0} π^{+}$ , $B^{0} \to K^{0} π^{0}$ and ${B}^{+}\right…

hep-ph2019★ 7 cited

Direct $C P$ violation for $B ˉ_{s}^{0} \to ϕ π^{+} π^{-}$ in Perturbative QCD

Sheng-Tao Li, Gang Lü

In perturbative QCD approach, we study the direct $C P$ violation in the decay of $B ˉ_{s}^{0} \to ρ (ω) ϕ \to π^{+} π^{-} ϕ$ via isospin symmetry breaking. An interesting mechanism involv…

hep-ph2018★ 10 cited

Effect of resonance for $C P$ asymmetry of the decay process $B ˉ_{s} \to P π^{+} π^{-}$ in perturbative QCD

Gang Lü, Yu-Ting Wang, Qin-Qin Zhi

In the framework of Perturbative QCD (PQCD) approach we study the direct $C P$ asymmetry for the decay channel $B ˉ_{s} \to P π^{+} π^{-}$ around the resonance range via the $ρ…

hep-ph2018

Direct $C P$ violation from isospin symmetry breaking effects in PQCD

Gang Lü, Qin-Qin Zhi

We investigate the direct $C P$ violation for the decay process of $B ˉ_{s} \to P (V) π^{0}$ (P,V refer to the pseudoscalar meson and vector meson, respectively) via isospi…

hep-ph2017★ 9 cited

$C P$ violation induced by the double resonance for pure annihilation decay process in Perturbative QCD

Gang Lü, Ye Lu, Sheng-Tao Li +1

In Perturbative QCD (PQCD) approach we study the direct $C P$ violation in the pure annihilation decay process of $B ˉ_{s}^{0} \to π^{+} π^{-} π^{+} π^{-}$ induced by the $ρ$ and $ω$ d…

hep-ph2016★ 7 cited

$C P$ violation for $B_{c}^{+} \to D_{(s)}^{+} π^{+} π^{-}$ in Perturbative QCD

Gang Lü, Sheng-Tao Li, Yu-Ting Wang

In the perturbative QCD (PQCD) approach we study the direct $C P$ violation in $B_{c}^{+} \to D_{(s)}^{+} ρ^{0} (ω) \to D_{(s)}^{+} π^{+} π^{-}$ via the $ρ - ω$ mixing mechanism. We fi…

hep-ph2015★ 2 cited

Theoretical analysis of direct $C P$ violation and differential decay width in $D^{\pm} \to π^{\pm} π^{+} π^{-}$ in phase space around the resonances $ρ^{0} (770)$ and $f_{0} (500)$

Zhen-Hua Zhang, Ren Song, Yu-Mo Su +2

We perform a theoretical study on direct $C P$ violation in $D^{\pm} \to π^{\pm} π^{+} π^{-}$ in phase space around the intermediate states $ρ^{0} (770)$ and $f_{0} (500)$ . The possible interferenc…

hep-ph2014

Probing the mass degeneracy of particles with different spins

Z. -H. Zhang, G. Lü, K. -W. Wei

The spin is an important property of a particle. Although it is unlikely to happen, there is still a possibility that two particle with different spins share similar masses. In thi…

hep-ph2014

$C P$ violation for $B^{0} \to ρ^{0} (ω) ρ^{0} (ω) \to π^{+} π^{-} π^{+} π^{-}$ in QCD factorization

Gang Lü, Jia-Qi Lei, Xin-Heng Guo +2

In the QCD factorization (QCDF) approach we study the direct $C P$ violation in $B ˉ^{0} \to ρ^{0} (ω) ρ^{0} (ω) \to π^{+} π^{-} π^{+} π^{-}$ via the $ρ - ω$ mixing mechanism. We find t…

hep-ph2013★ 2 cited

Production of charged $ρ$ meson in bottom hadron charmed decays and the effect of the finite width correction of the $ρ$ meson

Zhen-Hua Zhang, Ya-Dong Yang, Xin-Heng Guo +2

We calculate the branching ratio of a bottom hadron decaying into a charmed hadron and a charged $ρ$ meson within the QCD factorization approach. We consider the effect of the fini…

hep-ph2010★ 18 cited

Direct CP violation for $B ˉ_{s}^{0} \to K^{0} π^{+} π^{-}$ decay in QCD factorization

Gang Lü, Bao-He Yuan, Ke-Wei Wei

In the framework of QCD factorization, based on the first order of isospin violation, we study direct CP violation in the decay of $\bar{B}_{s}^{0} \to K^{0}ρ^{0}(ω)\to K^{0}π^{+}π…

hep-ph2010

QCD factorization for $Λ_{b}^{0} \to Λ_{c}^{+} π^{-}$

Zhen-Hua Zhang, Xin-Heng Guo, Gang Lü

We prove that in the limit $m_{b}, m_{c} \to \infty$ with $m_{c} / m_{b}$ fixed, factorization holds at order $α_{s}$ for the decay $Λ_{b}^{0} \to Λ_{c}^{+} π^{-}$ . This proof is done in the infinite-momentu…

Localized CP violation driven by cross-channel interference between K0∗​(1430)0 and ρ(770)0 in B±→K±π+π− decays

CP violation induced by the real part of the interference term in ρ0−ω mixing

Study of Kπ final states from four-body deacy of Bˉs​ meason under perturbation QCD

The CP violations and branching ratios for Bc+​→D(s)+​π+π−(K+K−) from interference of the vector mesons in Perturbative QCD

Direct CP violation in Bˉs​→K+K−K+K− decay process induced by interferences of the intermediate vector particles

CP asymmetry from the effect of the isospin symmetry breaking during B-meson decay

The resonance effect for the CP asymmetry associated with the process ω→π+π−π0

Resonant contribution of the three-body decay process Bˉs​→K+K−P in perturbation QCD

CP asymmetry from resonance effect of B meson decay process with π and K final states

Analysis of localized CP asymmetry in Bˉs0​→π+π−π0(K0)

Direct CP violation of three bodies decay process from the resonance effect

Hunting for direct CP violation in Bˉs0​→π+π−K∗0

Isospin symmetry breaking effects for the mode B→ππ(K) in Perturbative QCD

Direct CP violation for Bˉs0​→ϕπ+π− in Perturbative QCD

Effect of resonance for CP asymmetry of the decay process Bˉs​→Pπ+π− in perturbative QCD

Direct CP violation from isospin symmetry breaking effects in PQCD

CP violation induced by the double resonance for pure annihilation decay process in Perturbative QCD

CP violation for Bc+​→D(s)+​π+π− in Perturbative QCD

Theoretical analysis of direct CP violation and differential decay width in D±→π±π+π− in phase space around the resonances ρ0(770) and f0​(500)

Probing the mass degeneracy of particles with different spins

CP violation for B0→ρ0(ω)ρ0(ω)→π+π−π+π− in QCD factorization

Production of charged ρ meson in bottom hadron charmed decays and the effect of the finite width correction of the ρ meson

Direct CP violation for Bˉs0​→K0π+π− decay in QCD factorization

QCD factorization for Λb0​→Λc+​π−

Localized CP violation driven by cross-channel interference between $K_{0}^{*} (1430)^{0}$ and $ρ (770)^{0}$ in $B^{\pm} \to K^{\pm} π^{+} π^{-}$ decays

CP violation induced by the real part of the interference term in $ρ^{0} - ω$ mixing

Study of $K π$ final states from four-body deacy of $B ˉ_{s}$ meason under perturbation QCD

The $C P$ violations and branching ratios for $B_{c}^{+} \to D_{(s)}^{+} π^{+} π^{-} (K^{+} K^{-})$ from interference of the vector mesons in Perturbative QCD

Direct CP violation in $B ˉ_{s} \to K^{+} K^{-} K^{+} K^{-}$ decay process induced by interferences of the intermediate vector particles

The resonance effect for the CP asymmetry associated with the process $ω \to π^{+} π^{-} π^{0}$

Resonant contribution of the three-body decay process $B ˉ_{s} \to K^{+} K^{-} P$ in perturbation QCD

CP asymmetry from resonance effect of B meson decay process with $π$ and K final states

Analysis of localized CP asymmetry in $B ˉ_{s}^{0} \to π^{+} π^{-} π^{0} (K^{0})$

Direct $C P$ violation of three bodies decay process from the resonance effect

Hunting for direct CP violation in $B ˉ_{s}^{0} \to π^{+} π^{-} K^{* 0}$

Isospin symmetry breaking effects for the mode $B \to π π (K)$ in Perturbative QCD

Direct $C P$ violation for $B ˉ_{s}^{0} \to ϕ π^{+} π^{-}$ in Perturbative QCD

Effect of resonance for $C P$ asymmetry of the decay process $B ˉ_{s} \to P π^{+} π^{-}$ in perturbative QCD

Direct $C P$ violation from isospin symmetry breaking effects in PQCD

$C P$ violation induced by the double resonance for pure annihilation decay process in Perturbative QCD

$C P$ violation for $B_{c}^{+} \to D_{(s)}^{+} π^{+} π^{-}$ in Perturbative QCD

Theoretical analysis of direct $C P$ violation and differential decay width in $D^{\pm} \to π^{\pm} π^{+} π^{-}$ in phase space around the resonances $ρ^{0} (770)$ and $f_{0} (500)$

$C P$ violation for $B^{0} \to ρ^{0} (ω) ρ^{0} (ω) \to π^{+} π^{-} π^{+} π^{-}$ in QCD factorization

Production of charged $ρ$ meson in bottom hadron charmed decays and the effect of the finite width correction of the $ρ$ meson

Direct CP violation for $B ˉ_{s}^{0} \to K^{0} π^{+} π^{-}$ decay in QCD factorization

QCD factorization for $Λ_{b}^{0} \to Λ_{c}^{+} π^{-}$