English
Related papers

Related papers: QCD Factorization For B Decays To Two Light Pseudo…

200 papers

Since b quark mass is not asymptotically large, chirally enhanced corrections which arise from twist-3 wave functions may be important in B decays. We thus evaluate the hadronic matrix elements with the final light pseudoscalar mesons…

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

In this work, we give a detailed discussion for QCD factorization involved the complete chirally enhanced power corrections for B decays to two light pseudoscalar mesons, and present some detailed calculations of radiative corrections at…

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

In this paper, the twist-3 two parton corrections in charmless $B\to PP$ decays are shown to be factorizable under the QCD factorization approach. The factorizability of the twist-3 two parton corrections is constructed on the following…

High Energy Physics - Phenomenology · Physics 2008-03-06 Tsung-Wen Yeh

We study the hadronic charmless two-body B decays to final states involving pseudoscalar and vector mesons with QCD factorization approach, including the contributions from the chirally enhanced power corrections and weak annihilations. The…

High Energy Physics - Phenomenology · Physics 2014-11-17 Dongsheng Du , Haijun Gong , Junfeng Sun , Deshan Yang , Guohuai Zhu

We show that, in the heavy quark limit, the hadronic matrix elements that enter $B$ meson decays into two light mesons can be computed from first principles, including `non-factorizable' strong interaction corrections, and expressed in…

High Energy Physics - Phenomenology · Physics 2009-10-09 M. Beneke , G. Buchalla , M. Neubert , C. T. Sachrajda

The hadronic decays $B\to J/\psi K(K^*)$ are interesting because experimentally they are the only color-suppressed modes which have been measured, and theoretically they are calculable by QCD factorization even the emitted meson $J\psi$ is…

High Energy Physics - Phenomenology · Physics 2016-08-30 Hai-Yang Cheng , Kwei-Chou Yang

Within the framework of QCD factorization, we discuss various important corrections arising from higher twist distribution amplitudes of mesons in the hadronic B decays.

High Energy Physics - Phenomenology · Physics 2009-11-10 Kwei-Chou Yang

We show that the QCD factorization approach for $B$-meson decays to charmless hadronic two-body final states can be extended to include electromagnetic corrections. The presence of electrically charged final-state particles complicates the…

High Energy Physics - Phenomenology · Physics 2020-12-02 Martin Beneke , Philipp Böer , Jan-Niklas Toelstede , K. Keri Vos

We study the unexpectedly large rate for the factorization-forbidden decay $B\to \chi_{c0}K$ within the QCD factorization approach. We use a non-zero gluon mass to regularize the infrared divergences in vertex corrections. The end-point…

High Energy Physics - Phenomenology · Physics 2009-03-19 Ce Meng , Ying-Jia Gao , Kuang-Ta Chao

In the heavy-quark limit, the hadronic matrix elements entering nonleptonic $B$-meson decays into two light mesons can be calculated from first principles including ``nonfactorizable'' strong-interaction corrections. The $B\to\pi K,\pi\pi$…

High Energy Physics - Phenomenology · Physics 2010-05-28 M. Beneke , G. Buchalla , M. Neubert , C. T. Sachrajda

I consider nonleptonic decays of B mesons into two light mesons using the light-cone wave functions for the mesons. In the heavy quark limit, nonfactorizable contributions are calculable from first principles in some decay modes. I review…

High Energy Physics - Phenomenology · Physics 2017-08-23 Junegone Chay

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 2009-10-31 Matthias Neubert

We update QCD calculations of $B \to \pi, K$ form factors at large hadronic recoil by including the subleading-power corrections from the higher-twist $B$-meson light-cone distribution amplitudes (LCDAs) up to the twist-six accuracy and the…

High Energy Physics - Phenomenology · Physics 2019-01-30 Cai-Dian Lü , Yue-Long Shen , Yu-Ming Wang , Yan-Bing Wei

Recent theoretical investigations of two-body hadronic B decays have provided justification for the use of the factorization ansatz to evaluate the B decay matrix elements. Motivated by this, we present simplified formulae for a wide range…

High Energy Physics - Phenomenology · Physics 2008-11-26 W. N. Cottingham , I. B. Whittingham , N. de Groot , F. Wilson

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 2009-10-31 Matthias Neubert

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

We have systematically investigated the semi-inclusive B decays B->MX, which are manifestations of the quark decay b->Mq, within the framework of QCD-improved factorization. These decays are theoretically clean and have distinctive…

High Energy Physics - Phenomenology · Physics 2014-11-17 Hai-Yang Cheng , Amarjit Soni

Some recent progress in China in the study of charmless B decays with QCD factorization is reviewed. Chirally enhanced power corrections and infrared divergence problem are stressed.

High Energy Physics - Phenomenology · Physics 2009-11-11 Dongsheng Du

A new method is suggested to calculate the $B\to \pi\pi$ hadronic matrix elements from QCD light-cone sum rules. To leading order in $\alpha_s$ and $1/m_b$, the sum rule reproduces a factorizable matrix element, in accordance with the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Alexander Khodjamirian

In this mini-review, we show that a lot of theoretical efforts have been made for the theoretical study of two body hadronic $B_{(s)}$ and $B_c$ decays. In addition to many next-to-leading order or even next-to-next-to leading order…

High Energy Physics - Phenomenology · Physics 2012-11-30 Cai-Dian Lu
‹ Prev 1 2 3 10 Next ›