English
Related papers

Related papers: The $q^2$ moments in inclusive semileptonic $B$ de…

200 papers

We present the first determination of $V_{cb}$ from inclusive $B\to X_c \ell \bar\nu_\ell$ using moments of the dilepton invariant mass, $q^2$. These moments are reparametrization invariant quantities and depend on a reduced set of…

High Energy Physics - Phenomenology · Physics 2022-05-23 Florian Bernlochner , Matteo Fael , Kevin Olschewsky , Eric Persson , Raynette van Tonder , K. Keri Vos , Maximilian Welsch

The calculation of the moments in inclusive B meson semileptonic decays is upgraded to O(alphas^2). The first three moments of the lepton energy and invariant hadronic mass distributions are computed for arbitrary cuts on the lepton energy…

High Energy Physics - Phenomenology · Physics 2015-05-28 Paolo Gambino

We present the measurement of the first to fourth order moments of the four-momentum transfer squared, $q^{2}$, of inclusive $B \rightarrow X_{c} \ell \nu$ decays using the full Belle data set consisting of $711~\rm fb^{-1}$ of integrated…

High Energy Physics - Experiment · Physics 2021-05-18 Raynette van Tonder

We calculate the next-to-next-to-leading order QCD corrections to the leptonic invariant mass ($q^2$) spectrum of semileptonic $b \to c$ inclusive decays, taking into account the mass of the charm quark and the charged lepton in the final…

High Energy Physics - Phenomenology · Physics 2024-03-08 Matteo Fael , Florian Herren

We present OPE predictions for the hadronic mass and q^2 moments in inclusive semileptonic charmless B decays, with a lower cut on the charged lepton energy and an upper cut on the hadronic invariant mass. We include non-perturbative…

High Energy Physics - Phenomenology · Physics 2007-05-23 Giovanni Ossola

We present the measurement of the first to fourth order moments of the four-momentum transfer squared, $q^2$, of inclusive $B \rightarrow X_c \ell^+ \nu_{\ell}$ decays using the full Belle data set of 711 $\mathrm{fb}^{-1}$ of integrated…

High Energy Physics - Experiment · Physics 2021-12-08 Belle Collaboration , R. van Tonder , L. Cao , W. Sutcliffe , M. Welsch , F. U. Bernlochner , I. Adachi , H. Aihara , D. M. Asner , T. Aushev , R. Ayad , V. Babu , P. Behera , K. Belous , J. Bennett , M. Bessner , V. Bhardwaj , B. Bhuyan , T. Bilka , J. Biswal , A. Bobrov , D. Bodrov , J. Borah , A. Bozek , M. Bračko , P. Branchini , A. Budano , M. Campajola , D. Červenkov , M. -C. Chang , P. Chang , V. Chekelian , A. Chen , B. G. Cheon , K. Chilikin , H. E. Cho , K. Cho , S. -J. Cho , Y. Choi , S. Choudhury , D. Cinabro , S. Cunliffe , S. Das , G. De Nardo , G. De Pietro , R. Dhamija , F. Di Capua , J. Dingfelder , Z. Doležal , T. V. Dong , S. Dubey , D. Epifanov , T. Ferber , B. G. Fulsom , R. Garg , V. Gaur , N. Gabyshev , A. Giri , P. Goldenzweig , E. Graziani , T. Gu , Y. Guan , K. Gudkova , C. Hadjivasiliou , S. Halder , O. Hartbrich , K. Hayasaka , H. Hayashii , W. -S. Hou , C. -L. Hsu , T. Iijima , K. Inami , A. Ishikawa , R. Itoh , M. Iwasaki , W. W. Jacobs , S. Jia , Y. Jin , K. K. Joo , A. B. Kaliyar , K. H. Kang , G. Karyan , H. Kichimi , C. Kiesling , C. H. Kim , D. Y. Kim , K. -H. Kim , Y. -K. Kim , K. Kinoshita , P. Kodyš , T. Konno , S. Korpar , E. Kovalenko , P. Križan , R. Kroeger , P. Krokovny , T. Kuhr , M. Kumar , R. Kumar , K. Kumara , A. Kuzmin , Y. -J. Kwon , J. S. Lange , M. Laurenza , S. C. Lee , P. Lewis , C. H. Li , J. Li , L. K. Li , Y. B. Li , L. Li Gioi , J. Libby , K. Lieret , D. Liventsev , C. MacQueen , M. Masuda , T. Matsuda , D. Matvienko , M. Merola , F. Metzner , K. Miyabayashi , R. Mizuk , G. B. Mohanty , S. Mohanty , M. Mrvar , M. Nakao , Z. Natkaniec , A. Natochii , L. Nayak , N. K. Nisar , S. Nishida , K. Nishimura , K. Ogawa , S. Ogawa , H. Ono , P. Oskin , P. Pakhlov , G. Pakhlova , T. Pang , S. Pardi , H. Park , S. -H. Park , A. Passeri , S. Patra , S. Paul , T. K. Pedlar , R. Pestotnik , L. E. Piilonen , T. Podobnik , V. Popov , E. Prencipe , M. T. Prim , A. Rabusov , M. Röhrken , A. Rostomyan , N. Rout , G. Russo , D. Sahoo , L. Santelj , V. Savinov , G. Schnell , C. Schwanda , Y. Seino , K. Senyo , M. E. Sevior , M. Shapkin , C. Sharma , C. P. Shen , J. -G. Shiu , A. Sokolov , E. Solovieva , M. Starič , Z. S. Stottler , J. F. Strube , M. Sumihama , T. Sumiyoshi , M. Takizawa , U. Tamponi , K. Tanida , F. Tenchini , K. Trabelsi , M. Uchida , T. Uglov , Y. Unno , S. Uno , P. Urquijo , S. E. Vahsen , G. Varner , K. E. Varvell , E. Waheed , C. H. Wang , E. Wang , M. -Z. Wang , P. Wang , X. L. Wang , M. Watanabe , S. Watanuki , B. D. Yabsley , W. Yan , S. B. Yang , H. Ye , J. H. Yin , Z. P. Zhang , V. Zhilich , V. Zhukova

This report summarizes recent measurements of the CKM matrix elements $|V_{cb}|$, $|V_{ub}|$, and lepton-flavor universality tests in semileptonic B decays from the Belle and Belle~II experiments. The decay branching factions $R(D^{*})$ and…

High Energy Physics - Experiment · Physics 2024-06-24 Lu Cao

A measurement of the first four moments of the hadronic mass distribution in B->Xc lv decays is presented for minimum lepton momenta varying between 0.9 and 1.6 GeV, using data recorded with the BaBar detector. Furthermore, a measurement of…

High Energy Physics - Experiment · Physics 2007-05-23 H. U. Flaecher

The paper summarizes recent results from the Belle and Belle II collaborations on semileptonic $B$ decays measurements including inclusive and exclusive determination of Cabibbo-Kobayashi-Maskawa matrix elements $|V_{cb}|$ and $|V_{ub}|$…

High Energy Physics - Experiment · Physics 2025-12-29 Nikolai Peters

The Belle experiment at the KEKB asymmetric energy e+e- collider recorded large data sets of both, B and Bs decays. Semileptonic decays B(s) -> X l nu (l = electron or muon) constitute approximately one fifth of the total decay width of…

High Energy Physics - Experiment · Physics 2013-05-17 Christian Oswald

A mini-review of measurements of inclusive semileptonic $B \to X_c\ell\nu$ and radiative $B\to X_s\gamma$ decays is presented. The semileptonic $X_c$ mass moments are presented from Belle and BABAR. The inclusive $B\to X_s\gamma$ gamma…

High Energy Physics - Experiment · Physics 2010-12-01 Kyle J. Knoepfel

A field theoretic description for inclusive semileptonic B meson decays is formulated. We argue that large regions of the phase spaces for the decays are dominated by distances near the light cone. The light-cone dominance allows to…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. H. Jin , E. A. Paschos

Recent advances in improving extractions of |Vcb| and m_b from spectra of semileptonic inclusive B decay are reported. Results of a general moment analysis of the lepton energy spectrum and the hadronic invariant mass spectrum are…

High Energy Physics - Phenomenology · Physics 2014-11-18 Michael Trott

We present a measurement of moments of the inclusive hadronic-mass and -energy spectrum in semileptonic $\bar{B} \to X_{c} \ell^{-} \bar{\nu}$ decays. This study is based on a sample of 232 million $\Upsilon(4S) \to B\bar{B}$ decays…

High Energy Physics - Experiment · Physics 2007-07-19 The BABAR Collaboration , B. Aubert

We present recent measurements of semileptonic $B$-meson decays using a data sample collected at the $\Upsilon(4S)$ resonance by the Belle II experiment corresponding to an integrated luminosity of $189\,\mathrm{fb}^{-1}$. We determine the…

High Energy Physics - Experiment · Physics 2024-05-30 Henrik Junkerkalefeld

We investigate the heavy-quark expansion (HQE) for inclusive semileptonic $\bar{B}$ decays, at tree level, by computing the fully differential decay rate up to order $\mathcal{O}(\Lambda_{\rm QCD}^5/m_b^5)$. We provide analytic results for…

High Energy Physics - Phenomenology · Physics 2025-01-17 Gael Finauri

We report a measurement of the first and second moment of the hadronic mass distribution M_X in B -> X_c l nu decays for lepton threshold momenta ranging from 0.9 to 1.6 GeV/c in the center of mass frame. The measurement uses B Bbar events…

High Energy Physics - Experiment · Physics 2012-08-27 Belle Collaboration

We report measurements of the inclusive electron energy spectrum and hadron invariant mass spectrum for charmed semileptonic decays of B mesons in a 140 fb^-1 data sample collected with the Belle detector at the KEKB e+e- collider. We…

High Energy Physics - Experiment · Physics 2019-08-14 Phillip Urquijo

We report updates on two analyses of inclusive semileptonic B decays based on a dataset of 89 million BB events recorded with the BABAR detector at the Y(4S) resonance. Events are selected by fully reconstructing the decay of one B meson…

High Energy Physics - Experiment · Physics 2019-08-14 Urs Langenegger

We determine $|V_{cb}|$ from inclusive semileptonic B decays including resummation of supposedly large perturbative corrections, which originate from the running of the strong coupling. We argue that the low value of the BLM scale found…

High Energy Physics - Phenomenology · Physics 2007-05-23 Patricia Ball
‹ Prev 1 2 3 10 Next ›