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Related papers: Charmless $\bar{B}_s\to VV$ Decays in QCD Factoriz…

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We calculated the CP averaged branching ratios and CP-violating asymmetries of two-body charmless hadronic Bs->PP,PV decays with the QCDF approach, including the contributions from the chirally enhanced power corrections and weak…

High Energy Physics - Phenomenology · Physics 2009-05-11 Junfeng Sun , Guohuai Zhu , Dongsheng Du

We compare the factorization approach, the perturbative QCD approach and the Beneke-Buchalla-Neubert-Sachrajda approach to nonleptonic charmless $B$ meson decays. We discuss their treatments of factorizable, nonfactorizable, and…

High Energy Physics - Phenomenology · Physics 2009-08-25 Yong-Yeon Keum , Hsiang-nan Li

The perturbative QCD approach has achieved great success in the study of hadronic B decays. Utilizing the constrained parameters in these well measured decay channels, we study most of the possible charmless $B_s \to PP$, $PV$ and $VV$…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. D. Lu

Two-body charmless hadronic B decays involving a tensor meson in the final state are studied within the framework of QCD factorization (QCDF). Due to the G-parity of the tensor meson, both the chiral-even and chiral-odd two-parton…

High Energy Physics - Phenomenology · Physics 2011-02-17 Hai-Yang Cheng , Kwei-Chou Yang

We analyze the charmless two-body decays of the $B$ meson into a pseudoscalar and a vector meson, referred to as $B\to PV$ decay, within the framework of the modified perturbative QCD (PQCD) approach. Based on the conventional PQCD…

High Energy Physics - Phenomenology · Physics 2025-11-26 Sheng Lü , Ru-Xuan Wang , Mao-Zhi Yang

In this work, we calculate the branching ratios (BRs) and the polarization fractions of sixty two charmless two-body $B_c$ meson decays into final states involving one vector and one axial-vector meson ($VA$) or two axial-vector…

High Energy Physics - Phenomenology · Physics 2015-05-18 Xin Liu , Zhen-Jun Xiao

In this work, based on the assumption of two-quark structure of the scalars, the charmless hadronic $B_c \to SP, SV$ decays(here, $S$, $P$, and $V$ denote the light scalar, pseudoscalar, and vector mesons, respectively) are investigated by…

High Energy Physics - Phenomenology · Physics 2014-11-21 Xin Liu , Zhen-Jun Xiao

We study the first observed charmless $B\to VV$ modes, the $B\to\phi K^*$ decays, in perturbative QCD formalism. The obtained branching ratios $B(B\to\phi K^*)\sim 15 \times 10^{-6}$ are larger than $\sim 9\times 10^{-6}$ from QCD…

High Energy Physics - Phenomenology · Physics 2009-11-07 Chuan-Hung Chen , Yong-Yeon Keum , Hsiang-nan Li

Inspired by the brilliant prospects of the ongoing $B$ meson experiments, the hadronic charmless $B$ ${\to}$ $SS$ decays are studied by considering the next-to-leading (NLO) contributions with the QCD factorization approach, where $S$…

High Energy Physics - Phenomenology · Physics 2023-06-13 Lili Chen , Mengfei Zhao , Liting Wang , Yueyang Kang , Qin Chang , Junfeng Sun

Using the QCD factorization approach, we reexamine the two-body hadronic charmless $B$-meson decays to final states involving a pseudoscalar~($P$) and a vector~($V$) meson, with inclusion of the penguin contractions of spectator-scattering…

High Energy Physics - Phenomenology · Physics 2008-11-26 Xinqiang Li , Yadong Yang

Two-body non-leptonic charmed decays $B_{(s)} \to D_{(s)}P$, $D_{(s)}^*P$, $D_{(s)}V$ and $D_{(s)}^*V$ are analyzed in perturbative QCD approach, where $P$ and $V$ denote the light pseudoscalar meson and vector meson, respectively. We test…

High Energy Physics - Phenomenology · Physics 2008-11-26 Run-Hui Li , Cai-Dian Lü , Hao Zou

We present a systematic study of exclusive charmless nonleptonic two-body B decays including axial-vector mesons in the final state. We calculate branching ratios of B\to PA, VA and AA decays, where A, V and P denote an axial-vector, a…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. Calderon , J. H. Munoz , C. E. Vera

Using the next-to-leading order QCD-corrected effective Hamiltonian, charmless exclusive nonleptonic decays of the $B_s$ meson into $\eta$ or $\eta'$ are calculated within the generalized factorization approach. Nonfactorizable…

High Energy Physics - Phenomenology · Physics 2009-10-31 B. Tseng

With the generalized factorization approximation, we calculate the branching ratios and CP asymmetries in B meson decays into two charmless pseudoscalar mesons. We give a new estimation of the matrix elements of (S+P)(S-P) current products…

High Energy Physics - Phenomenology · Physics 2009-10-31 Dongsheng Du , Deshan Yang , Guohuai Zhu

In this work, we investigate the $B_s\to V S$ decays in the perturbative QCD approach, where $V$ and $S$ denote the vector meson and scalar meson respectively. Based on the two-quark structure, considering two different scenarios for…

High Energy Physics - Phenomenology · Physics 2022-02-09 Zhao-Wu Liu , Zhi-Tian Zou , Ying Li , Xin Liu , Jie Wang

The charmless bottom meson decays are systematically investigated based on an approximate six quark operator effective Hamiltonian from perturbative QCD. It is shown that within this framework the naive QCD factorization method provides a…

High Energy Physics - Phenomenology · Physics 2010-02-26 Fang Su , Yue-Liang Wu , Yi-Bo Yang , Ci Zhuang

We analyze charmless two-body non-leptonic B decays $B \to PP, PV$ under the framework of factorization assisted topological amplitude approach, where $P(V)$ denotes a light pseudoscalar (vector) meson. Compared with the conventional flavor…

High Energy Physics - Phenomenology · Physics 2017-03-08 Si-Hong Zhou , Qi-An Zhang , Wei-Ran Lyu , Cai-Dian Lü

The perturbative QCD (PQCD) approach based on $k_T$ factorization has made a great achievement for the QCD calculation of the hadronic B decays. Regulating the endpoint divergence by the transverse momentum of quarks in the propagators, one…

High Energy Physics - Phenomenology · Physics 2022-12-20 Jian Chai , Shan Cheng , Yao-hui Ju , Da-cheng Yan , Cai-Dian Lü , Zhen-Jun Xiao

Charmless hadronic decays of B mesons to a vector meson (V) and a tensor meson (T) are analyzed in the frameworks of both flavor SU(3) symmetry and generalized factorization. We also make comments on B decays to two tensor mesons in the…

High Energy Physics - Phenomenology · Physics 2014-11-17 C. S. Kim , B. H. Lim , Sechul Oh

We review the perturbative QCD approach study of hadronic B decays. Utilizing the constrained parameters in these well measured decay channels, we study most of the possible charmless $B_s \to PP$, $PV$ and $VV$ decay channels in the…

High Energy Physics - Phenomenology · Physics 2009-09-17 Cai-Dian Lu