English
Related papers

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

200 papers

We study the nonleptonic charmless $B_{u,d,s} \to K_0^*(1430)P$ $(P=K\,, \pi)$ and $ K_0^*(1430)V$ $ (V=K^*\,, \rho\,, \omega\,, \phi)$ decays. The amplitudes are calculated within the QCD factorization, and the non-perturbative quantities…

High Energy Physics - Phenomenology · Physics 2022-01-06 Lili Chen , Mengfei Zhao , Yunyun Zhang , Qin Chang

Branching fractions and CP-violating asymmetries of charmless $\bar B_s\to PP, VP, VV$ decays (P and V denoting pseudoscalar and vector mesons, respectively) are re-examined in the framework of QCD factorization (QCDF). We take into account…

High Energy Physics - Phenomenology · Physics 2010-01-07 Hai-Yang Cheng , Chun-Khiang Chua

The detection of radially excited heavy meson \\states in recent years and measurement of heavy meson decays, particularly $B_c^+\to J/\psi D_s^+$ and $B_c^+\to J/\psi D_s^{*+}$, by the LHCb and ATLAS Collaborations, have aroused a lot of…

High Energy Physics - Phenomenology · Physics 2023-03-30 Kalpalata Dash , Lopamudra Nayak , P. C. Dash , Rabinarayan Panda , Susmita Kar , N. Barik

Within the framework of perturbative QCD approach, we study the charmless two-body decays into final states involving one axial-vector (A), $a_1(1260)$ or $b_1(1235)$, and one vector (V), namely $\rho(\omega,\phi)$. Using the decays…

High Energy Physics - Phenomenology · Physics 2012-03-28 Zhi-Qing Zhang

Motivated by the recent measurements on nonleptonic $J/{\psi}$ weak decays at BESIII and the potential prospects of $J/{\psi}$ meson at the high-luminosity heavy-flavor experiments, the branching ratios of the two-body nonleptonic…

High Energy Physics - Phenomenology · Physics 2016-03-06 Junfeng Sun , Lili Chen , Qin Chang , Jinshu Huang , Yueling Yang

We provide a systematic study of charmless $B_s \to PP, PV, VV$ decays ($P$ and $V$ denote pseudoscalar and vector mesons, respectively) based on an approximate six-quark operator effective Hamiltonian from QCD. The calculation of the…

High Energy Physics - Phenomenology · Physics 2015-05-28 Fang Su , Yue-Liang Wu , Ci Zhuang , Yi-Bo Yang

Based on an approximate six-quark operator effective Hamiltonian from perturbative QCD, we present a systematical study of charmless $B \to PP, PV, VV$ decays ($P$ and $V$ denoting pseudoscalar and vector mesons, respectively). The…

High Energy Physics - Phenomenology · Physics 2010-12-17 Fang Su , Yue-Liang Wu , Yi-Bo Yang , Ci Zhuang

We reanalyzed nonleptonic charmless two-body B decays involving tensor mesons in final state motivated by the disagreement between current experimental information and theoretical predictions obtained in ISGW2 model for some $\mathcal{B}(B…

High Energy Physics - Phenomenology · Physics 2009-08-05 J. H. Munoz , N. Quintero

We analyze the two-body charmed $B$ meson decays $B_{u,d,s} \to D^{(*)}P(V)$ in the factorization assisted topological amplitude approach, where $P(V)$ denoting a light pseudoscalar (vector) meson. Different from the conventional…

High Energy Physics - Phenomenology · Physics 2016-05-30 Cai-Dian Lu , Si-Hong Zhou

The two-body hadronic decays of B mesons into pseudoscalar and axial vector mesons are studied within the framework of QCD factorization. The light-cone distribution amplitudes (LCDAs) for $^3P_1$ and $^1P_1$ axial-vector mesons have been…

High Energy Physics - Phenomenology · Physics 2008-11-26 Hai-Yang Cheng , Kwei-Chou Yang

Two-body charmless nonleptonic decays of $B_u \to V V$ are studied within the generalized factorization approach using a recent calculation of the effective Wilson coefficients $c^{eff}_i$, which are not only renormalization-scale and…

High Energy Physics - Phenomenology · Physics 2007-05-23 B. Tseng , Cheng-Wei Chiang

We present a detailed study of non-leptonic two-body decays of B mesons based on a generalized factorization hypothesis. We discuss the structure of non-factorizable corrections and present arguments in favour of a simple phenomenological…

High Energy Physics - Phenomenology · Physics 2016-11-03 Matthias Neubert , Berthold Stech

Exclusive nonleptonic decays of bottom and charm baryons are studied within a relativistic three-quark model with a Gaussian shape for the momentum dependence of the baryon-three-quark vertex. We include factorizing as well as…

High Energy Physics - Phenomenology · Physics 2009-10-30 M. A. Ivanov , J. G. Korner , V. E. Lyubovitskij , A. G. Rusetsky

Two-body charmless hadronic $B_c$ decays involving a light $1^3\!P_2$-tensor($T$) meson are investigated for the first time within the framework of perturbative QCD(pQCD) at leading order, in which the other meson is the lightest…

High Energy Physics - Phenomenology · Physics 2017-07-26 Xin Liu , Run-Hui Li , Zhi-Tian Zou , Zhen-Jun Xiao

I summarize results and performance of the dynamical theory of charmless hadronic B decays, based on QCD factorization in the heavy quark limit. On the theoretical side, a number of NNLO (alpha_s^2) amplitudes are now available, all showing…

High Energy Physics - Phenomenology · Physics 2013-04-10 Sebastian Jager

We consider rare semileptonic decays of a heavy $D$-meson into a light vector meson in the framework of QCD factorization. In contrast to the corresponding $B$-meson decays, the naive factorization hypothesis does not even serve as a first…

High Energy Physics - Phenomenology · Physics 2017-09-13 Thorsten Feldmann , Bastian Mueller , Dirk Seidel

We provide the analysis of charmless two-body $B\to VP$ decays under the framework of the soft-collinear-effective-theory (SCET), where $V(P)$ denotes a light vector (pseudoscalar) meson. Besides the leading power contributions, some power…

High Energy Physics - Phenomenology · Physics 2008-11-26 Wei Wang , Yu-Ming Wang , De-Shan Yang , Cai-Dian Lu

The perturbative QCD approach is based on $k_T$ factorization, including the Sudakov form factors so that to avoid the endpoint singularity. In this approach, we calculate the charmless B decays like $B\to \pi\pi$ decays etc. to produce the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Cai-Dian Lu

Inspired by the promising prospect of the $B_{c}(2S)$ meson at the coming HL-LHC experiments, the nonleptonic $B_{c}(2S)$ meson weak decays induced by both the $b$ and $c$ decays are investigated with the QCD factorization approach. It is…

High Energy Physics - Phenomenology · Physics 2025-10-27 Na Wang , Yueling Yang , Junfeng Sun

Nonleptonic two body B decays including radially excited $\pi(1300)$ or $\rho(1450)$ mesons in the final state are studied using the framework of generalized naive factorization approach. Branching ratios and CP asymmetries of $B\to…

High Energy Physics - Phenomenology · Physics 2013-08-06 G. Calderon