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Related papers: Final Results on Heavy Quarks at LEP and SLD

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The heavy-quark expansion for inclusive semi-leptonic B decays introduces $\bar{\Lambda}$ and $\lambda_1$, which are matrix elements in heavy-quark effective field theory. We review how they can be obtained from an analysis of the heavy…

High Energy Physics - Lattice · Physics 2019-08-14 Elizabeth D. Freeland , Andreas S. Kronfeld , James N. Simone , Ruth S. Van de Water

Latest results on the heavy flavour production and spectroscopy at the LHC are reviewed. These include measurements of production rates of the charmed and beauty hadrons, and observations of new excited charmed and beauty hadrons and exotic…

High Energy Physics - Experiment · Physics 2021-10-01 Jibo He

It is suggested that the measurements of hadronic invariant mass ($m_X$) distributons in the inclusive $B \rightarrow X_{c(u)} l \nu$ decays can be useful in extracting the CKM matrix element $|V_{ub}|$. We investigated hadronic invariant…

High Energy Physics - Phenomenology · Physics 2010-11-01 C. S. Kim , Pyungwon Ko , Daesung Hwang , Wuk Namgung

The Littlest Higgs Model with T-parity (LHT) belongs to the simplest new physics scenarios with new sources of flavour and CP violation. We present a new analysis of quark observables in the LHT model in view of the oncoming flavour…

High Energy Physics - Phenomenology · Physics 2016-04-07 Monika Blanke , Andrzej J. Buras , Stefan Recksiegel

One important task in the field of flavor physics is to over-constrain the CKM matrix. To best extract CKM matrix elements, we need inputs from both experimental data and theoretical calculations. Latest knowledge about the CKM matrix shows…

High Energy Physics - Experiment · Physics 2013-02-04 Chunlei Liu

We present a new preliminary measurement of the b quark fragmentation function in Z0 decays using a novel kinematic B hadron energy reconstruction technique. The measurement is performed using 150,000 hadronic Z0 events recorded in the SLD…

High Energy Physics - Experiment · Physics 2007-05-23 SLD Collaboration , Danning Dong

The more precise extraction for the CKM matrix element |V_{cb}| in the heavy quark effective field theory (HQEFT) of QCD is studied from both exclusive and inclusive semileptonic B decays. The values of relevant nonperturbative parameters…

High Energy Physics - Phenomenology · Physics 2009-11-10 W. Y. Wang , Y. L. Wu , Y. A. Yan , M. Zhong , Y. B. Zuo

The recent results by the Fermilab Lattice and MILC collaborations on the hadronic matrix elements entering $B_{d,s}-\bar B_{d,s}$ mixing show a significant tension of the measured values of the mass differences $\Delta M_{d,s}$ with their…

High Energy Physics - Phenomenology · Physics 2017-02-16 Monika Blanke

In these lectures I first cover radiative and semileptonic B decays, including the QCD corrections for the quark subprocesses. The exclusive modes and the evaluation of the hadronic matrix elements, i.e. the relevant hadronic form factors,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Josip Trampetic

Lattice QCD calculations in charm and bottom physics are particularly important because they can provide the hadronic weak decay matrix elements needed for key constraints on the CKM Unitarity Triangle. I will summarise recent results in…

High Energy Physics - Lattice · Physics 2012-03-20 Christine Davies

Recent measurements of lifetimes of some $b$-flavored hadrons are presented and interpreted in the context of theoretical models, especially the Heavy Quark Expansion. Decay widths and decay width differences in the $B_s^0-\overline{B}_s^0$…

High Energy Physics - Experiment · Physics 2014-06-26 Sheldon Stone

Measurements of heavy quark production, particularly from HERA, their theoretical understanding and their relevance for the LHC are reviewed. The status of beauty and charm production is discussed in the context of the different components…

High Energy Physics - Experiment · Physics 2007-05-23 Matthew Wing

Following the intriguing hints of deviations from the Standard Model in rare B meson decays, searches for rare and forbidden decays of charm hadrons become a hot topic again. We present recent results on Flavour Changing Neutral Current…

High Energy Physics - Experiment · Physics 2015-09-08 Claudia Vacca

The ALICE experiment at the CERN LHC has conducted first systematic studies of heavy-flavour hadron production in pp collisions at sqrt(s) = 7 TeV and in Pb-Pb collisions at sqrt(s_NN) = 2.76 TeV. In pp collisions the differential…

Nuclear Experiment · Physics 2019-08-15 Ralf Averbeck

The LHCb experiment is designed to study the decays and properties of heavy flavoured hadrons produced in the forward region from proton-proton collisions at the CERN Large Hadron Collider. During Run 1, it has recorded the world's largest…

High Energy Physics - Experiment · Physics 2016-10-18 G. A. Cowan

The main results on electroweak probes, jets, high-pT hadrons, heavy-flavour and quarkonia production from the first two years of heavy-ion operation at the Large Hadron Collider (LHC) are briefly reviewed. Data measured at center-of-mass…

Nuclear Experiment · Physics 2012-08-06 David d'Enterria

A model independent analysis has been performed on the LEP and SLD data on Z decays. Using only very weak theoretical assumptions, the effective vector and axial-vector couplings of leptons, c quarks and b quarks have been extracted.…

High Energy Physics - Phenomenology · Physics 2014-11-17 J. H. Field

Putting together kinematical and dynamical analysis, a complete study of the decay channels $\Lambda_b \to {\Lambda} V(1^-)$, with $\Lambda \to p {\pi}^-$ and $V (J/\psi) \to {\ell}^+ {\ell}^-$ or $V ({\rho}^0) \to {\pi}^+ {\pi}^-,$ is…

High Energy Physics - Phenomenology · Physics 2007-05-23 O. Leitner , Z. A. Ajaltouni , E. Conte

The semileptonic decays of $B_q$ mesons ($q=u,d,s$) to $J^P=2^+$ charmed mesons are investigated. The form factors parametrising the hadronic matrix elements of the weak vector and axial-vector quark currents are evaluated using light-cone…

High Energy Physics - Phenomenology · Physics 2026-04-30 Pietro Colangelo , Fulvia De Fazio , Carlo la Torre , Giuseppe Roselli

I review in this presentation some aspects of phenomenology in High Energy Physics which are related to recent and possibly future progress in lattice QCD. In particular, I cover (i) the extraction of CKM matrix elements from B physics,…

High Energy Physics - Lattice · Physics 2015-06-25 M. L. Mangano