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We propose a sensitive measurement of the charm total cross-section at RHIC through muon identification from charm semileptonic decay at low transverse momentum ($p_T$). This can test the binary-collision scaling ($N_{bin}$) properties of…

Nuclear Experiment · Physics 2008-11-26 Haidong Liu , Yifei Zhang , Chen Zhong , Zhangbu Xu

The high-luminosity Super $\tau$-Charm Factory (STCF) will be a crucial facility for charm-physics research, particularly for the precise measurement of electroweak parameters, measuring $D^0$-$\bar{D}^0$ mixing parameters, investigating…

High Energy Physics - Phenomenology · Physics 2025-02-14 Hai-Yang Cheng , Xiao-Rui Lyu , Zhi-Zhong Xing

In this talk, we report the recent measurements of (semi)leptonic decays of charm mesons from the BESIII experiment, including $D^+\to\mu^+\nu_\mu$, $D^+\to\tau^+\nu_\tau$, $D^+\to\eta^\prime\ell^+\nu_\ell$, and $D^{0(+)}\to\bar…

High Energy Physics - Experiment · Physics 2025-05-09 Xiang Pan

We introduce the contributions to the proceedings of Working Group V. The main topics were: present and future experiments dedicated to charm physics, the interplay between high-precision measurements and better control over theoretical…

High Energy Physics - Phenomenology · Physics 2007-05-23 H. Wittig , A. A. Petrov , D. G. Cassel

In this paper I review the status of lattice QCD calculations of $D$ and $D_s$ meson decay constants and of $D$ meson semileptonic decay form factors. I restrict my discussion to results obtained from simulations with $n_f = 2+1$ sea…

High Energy Physics - Phenomenology · Physics 2010-11-19 A. X. El-Khadra

The primary physics goals of a high luminosity e+e- flavor factory are discussed, including the possibilities to perform detailed studies of the CKM mechanism of quark mixing, and constrain virtual Higgs and non-standard model particle…

High Energy Physics - Experiment · Physics 2011-06-15 David Asner

The recent successes of the SM do not weaken the arguments in favour of New Physics residing at the TeV scale. Finding and identifying it represents the prime challenge for a generation of high energy physicists. To differentiate between…

High Energy Physics - Phenomenology · Physics 2011-03-23 I. I. Bigi

Recent results on inclusive charmless semileptonic decays of B mesons are reviewed. Emphasis is given to measurements on the recoil of fully reconstructed B mesons, which allow to exploit several regions of phase space. Preliminary averages…

High Energy Physics - Experiment · Physics 2011-01-24 Concezio Bozzi

The CLEO-c experiment, running at charm threshold, has measured many charmed meson properties. Here I summarize results on leptonic and semileptonic decays of D mesons, as well as measurements hadronic decay strong phases that are relevant…

High Energy Physics - Experiment · Physics 2019-08-13 P. U. E. Onyisi

Selected recent ZEUS and H1 results on open charm and beauty production in high energy ep collisions are reviewed. Measurements of differential D* cross sections, charm meson production ratios and semi-leptonic beauty decays are discussed…

High Energy Physics - Experiment · Physics 2019-08-14 J. Kroseberg

We review the present status of theoretical attempts to calculate the semileptonic charm and bottom decays and then present a calculation of these decays in the light--front frame at the kinematic point $q^2=0$. This allows us to evaluate…

High Energy Physics - Phenomenology · Physics 2010-11-23 Patrick J. O'Donnell , Gursevil Turan

A list is given of those open questions concerning the dynamics of charm decays where there exists a strong need for an answer. Such a need is based on lessons to be learnt about QCD -- either in their own right or for a better…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. I. Bigi

The heavy quark expansion implemented through an operator product expansion provides us with a treatment of inclusive decays of beauty and charm hadrons that is genuinely derived from QCD,though it requires one additional assumption, namely…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. I. Bigi

We discuss recent achievements in light scalar mesons spectroscopy through amplitude analysis of charm particle decay and its consequences. The high statistics clean samples of charmed mesons, in addition to it's definite J^P and mass, is…

High Energy Physics - Experiment · Physics 2007-05-23 Jussara M. de Miranda

We review some recent developments in charm meson physics. In particular, we discuss theoretical predictions and experimental measurements of charmed meson decays to leptonic, semileptonic, and hadronic final states and implications of such…

High Energy Physics - Phenomenology · Physics 2008-12-18 Marina Artuso , Brian Meadows , Alexey A Petrov

In a recent paper, eight semileptonic parameters were defined to specify the most general Lorentz-invariant spin correlation functions for tau semileptonic decays. The parameters were physically defined in terms of tau-decay partial-width…

High Energy Physics - Phenomenology · Physics 2008-02-03 Charles A. Nelson

Weak decays of charm mesons has been used for studies of light quark spectroscopy, with particular emphasis on the J^{PC}=0^{++} states. Recent results on light scalars are summarized and some conceptual issues are discussed, especially the…

High Energy Physics - Experiment · Physics 2015-06-25 Alberto Reis

Tests of discrete symmetry violation have played an important role in understand the structure of weak interactions in the Standard Model of particle physics. Historically these measurements have been extensively performed at experiments…

High Energy Physics - Experiment · Physics 2015-08-04 A. J. Bevan

Even in 2010 the CKM parameters $V_{cs}$, $V_{cd}$ and $V_{ub}$ will be known with less than desirable accuracy; the discovery potential for New Physics in charm decays -- in particular their CP asymmetries -- will be far from exhausted;…

High Energy Physics - Phenomenology · Physics 2009-10-31 I. I. Bigi

Lepton Flavour Universality tests with semileptonic $\Lambda_b\to\Lambda_c^*$ decays are important to corroborate the present anomalies in the similar ratios $R_{D^{(*)}}$, and can provide complementary constraints on possible origins of…

High Energy Physics - Phenomenology · Physics 2018-07-31 Philipp Böer , Marzia Bordone , Elena Graverini , Patrick Owen , Marcello Rotondo , Danny van Dyk