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Related papers: Non-Leptonic Two-Body B Decays Beyond Factorizatio…

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We address a number of theoretical and phenomenological issues in two-body charmless non-leptonic B decays in the context of a factorization model. A classification of the exclusive decays involving tree and penguin amplitudes is reviewed.…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. Ali

We discuss applications of the perturbative QCD approach in the exclusive non-leptonic two body B-meson decays. We briefly review its ingredients and some important theoretical issues on the factorization approaches. PQCD results are…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yong-Yeon Keum

Exclusive non-leptonic two-body decays of $B$ mesons have been studied extensively in the past two decades within the framework of factorization. However, the exploration of the corresponding three-body case has only started recently, in…

High Energy Physics - Phenomenology · Physics 2020-11-24 Tobias Huber , Javier Virto , K. Keri Vos

We study the nonleptonic decays of $\Omega_{b}\rightarrow\Omega_{c} P (V)$ with eight pseudoscalar and vector mesons using the naive factorization approach. We analyze all relevant topologies (the tree-level, color-suppressed, and penguin)…

High Energy Physics - Phenomenology · Physics 2026-03-16 Z. Neishabouri , K. Azizi , H. R. Moshfegh

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

We consider nonleptonic B decays into two light mesons at leading order in soft-collinear effective theory, and show that the decay amplitudes are factorized to all orders in alpha_s. The operators for nonleptonic B decays in the full…

High Energy Physics - Phenomenology · Physics 2008-11-26 Junegone Chay , Chul Kim

The nonleptonic heavy meson decays $B\to D^{(*)}\pi(\rho), J/\psi K^{(*)}$ and $D\to K^{(*)}\pi$ are studied based on the three-scale perturbative QCD factorization theorem developed recently. In this formalism the Bauer-Stech-Wirbel…

High Energy Physics - Phenomenology · Physics 2009-10-30 Tsung-Wen Yeh , Hsiang-nan Li

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

We discuss the perturbative QCD approach for exclusive non-leptonic two body B-meson decays. We briefly review its ingredients and some important theoretical issues related to the factorization approach. PQCD results are compatible with…

High Energy Physics - Phenomenology · Physics 2014-11-17 Y. -Y. Keum , A. I. Sanda

A careful quark-diagram analysis shows that a number of two-body nonleptonic $B$ decays can occur through the so-called hairpin diagram, a QCD loop-induced graph different from penguin in final-state hadronization of valence quarks. Using…

High Energy Physics - Phenomenology · Physics 2010-11-01 Dongsheng Du , Zhi-zhong Xing

In this work, we investigate the charmless non-leptonic two-body $\Lambda_b$ decays within the framework of final-state rescattering mechanism. In contrast to the Cutkosky cutting method, we compute both the absorptive and dispersive parts…

High Energy Physics - Phenomenology · Physics 2026-01-07 Hui-Qiang Shang , Tian-Liang Feng , Jing Gao , Qin Qin , Fu-Sheng Yu

In this paper, we study nonleptonic charmless B decays to two light pseudoscalar mesons within the frame of QCD factorization, including the contributions from the chirally enhanced power corrections and weak annihilation. Predictions for…

High Energy Physics - Phenomenology · Physics 2009-11-07 Dongsheng Du , Haijun Gong , Junfeng Sun , Deshan Yang , Guohuai Zhu

CP asymmetries for two-body-nonleptonic $B^{0} - \bar{B}^{0}$ decay into non-CP-eigen states are calculated using two different methods: (i) Bauer, Stech, and Wirbel factorization method to compute the decay amplitudes directly; (ii) using…

High Energy Physics - Phenomenology · Physics 2010-11-01 D. S. Du , X. L. Li , Z. J. Xiao

The energetic exclusive two-body nonleptonic decays of B mesons are investigated in the framework of the relativistic quark model within the factorization approximation. The heavy quark expansion is used for the calculation of form factors.…

High Energy Physics - Phenomenology · Physics 2011-08-17 D. Ebert , R. N. Faustov , V. O. Galkin

I review the theoretical and phenomenological status of two- and three-body charmless non-leptonic B decays, with an emphasis on factorization approaches. Most of the material presented here is based on talks given by the participants of…

High Energy Physics - Phenomenology · Physics 2017-01-06 Javier Virto

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

We study the non-leptonic two-body weak decays of $\Lambda_b^0 \to p M$ with $ M=(\pi^-,K^-)$ and $(\rho^-,K^{*-})$ in the light-front quark model under the generalized factorization ansatz. By considering the Fermi statistic between quarks…

High Energy Physics - Phenomenology · Physics 2021-02-12 C. Q. Geng , Chia-Wei Liu , Tien-Hsueh Tsai

The nonleptonic two-body $B^{\ast}$ ${\to}$ $\bar{D}D$ weak decays are studied phenomenologically with the perturbative QCD factorization approach. It is found that the $B_{s}^{{\ast}0}$ ${\to}$ $D_{s}^{-}D_{s}^{+}$, $B_{d}^{{\ast}0}$…

High Energy Physics - Phenomenology · Physics 2017-08-28 Junfeng Sun , Haiyan Li , Yueling Yang , Na Wang , Qin Chang , Gongru Lu

We review recent advances in the theory of strong-interaction effects and final-state interactions in hadronic weak decays of heavy mesons. In the heavy-quark limit, the amplitudes for most nonleptonic, two-body B decays can be calculated…

High Energy Physics - Phenomenology · Physics 2007-05-23 Matthias Neubert

We analyze nonleptonic $B_s$ decays to a charmonium state and a light meson, induced by the $b \to c {\bar c}s$ transition, which are useful to access the $B_s$-${\bar B}_s$ mixing phase $\beta_s$. We use generalized factorization and…

High Energy Physics - Phenomenology · Physics 2011-06-06 Pietro Colangelo , Fulvia De Fazio , Wei Wang