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Related papers: The CLEO-c Research Program

200 papers

Second-generation theoretical technologies -- heavy quark expansions, QCD sum rules and QCD simulations on the lattice -- are arriving on the scene, allowing a treatment of charm decays that is genuinely based on QCD. The availability of…

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

The ALICE experiment will be able to detect hadrons containing charm and beauty quarks in proton-proton and heavy ion collisions in the new energy regime of the CERN Large Hadron Collider (LHC). Open charmed mesons are a powerful tool to…

Nuclear Experiment · Physics 2009-07-14 Renu Bala

We describe two recent results using data collected with the CLEO detector at the CESR e+e- collider at energies near the Upsilon(4S). The first is a Dalitz plot analysis of the decay D0->K0spi+pi-. We observe a rich structure including the…

High Energy Physics - Experiment · Physics 2016-08-31 A. Smith

Results are presented on Charmonium using data collected with the CLEO III and CLEO-c detectors at the Psi(2S) and Psi(3770). Measurements include, the first observation of the hc(1P1) state, the electronic widths of the J/Psi and Psi(2S),…

High Energy Physics - Experiment · Physics 2008-11-26 David H. Miller

Charmed mesons in hot and dense matter are studied within a self-consistent coupled-channel approach for the experimental conditions of density and temperature expected at the CBM experiment at FAIR/GSI. The $D$ meson spectral function…

Nuclear Theory · Physics 2009-05-13 L. Tolos , D. Gamermann , R. Molina , E. Oset , A. Ramos

We present the most recent results from the BESIII experiment. This review covers the studies of charmonium decays, light hadron spectroscopy and charm physics. Especially, the prospects for weak decays of charm mesons are addressed at the…

High Energy Physics - Experiment · Physics 2019-08-21 Hai-Bo Li

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 present recent BESIII results about the study of mesons which contain at least one charm quark. We determined the D(s)+ decay constants, the form factors of D semi-leptonic decays, the CKM matrix elements |Vcs(d)|.

High Energy Physics - Experiment · Physics 2018-12-04 Jiangchuan Chen

The study of the charm quark continues to have wide interest as a possible avenue for the discovery of physics beyond the Standard Model and can as well be used as a tool for understanding the non-perturbative aspects of the strong…

High Energy Physics - Experiment · Physics 2022-03-02 Angelo Di Canto

We explore signals of lepton-number-violation in the charm physics sector. We study the four-body $|\Delta L|= 2$ decays of the $D^0$ meson, $D^0 \to P^- \pi^-\mu^+ \mu^+$ ($P = \pi, K$) as an alternative evidence of the Majorana nature of…

High Energy Physics - Phenomenology · Physics 2018-11-13 Diego Milanes , Nestor Quintero

We search for CP violating asymmetries in five charmless hadronic B meson decays using the full CLEO II and CLEO II.V data samples totalling 9.7 million BBbar events. The resulting Acp measurements have a precision that varies from +-0.12…

High Energy Physics - Experiment · Physics 2007-05-23 T. E. Coan , CLEO Collaboration

Recent semileptonic D meson decay results are summarized, including the improved measurements of absolute branching fractions for exclusive D0 semileptonic decays into $K^{-}e^{+}\nu$, $\pi^{-}e^{+}\nu$ and $K^{*-}e^{+}\nu$, and the first…

High Energy Physics - Experiment · Physics 2017-08-23 Yongsheng Gao

The Belle II experiment is under construction at the KEK laboratory in Japan. Belle II will study e+e- collisions at or near the Upsilon(4S) resonance with the goal of collecting 50 ab-1 of data, which is a large increase over that recorded…

High Energy Physics - Experiment · Physics 2017-01-26 A. J. Schwartz

We review status of $R$ measurement and QCD studies at low energy range, discuss prospects for a super $\tau-$charm factory in $2-7$ GeV. With a high-luminosity $e^+e^-$ collider, statistics are no longer problem for $R$ measurement and a…

High Energy Physics - Experiment · Physics 2022-03-15 Guangshun Huang , Wenbiao Yan , Xiaorong Zhou

I report results from the CLEO collaboration on semileptonic B decays, highlighting measurements of the Cabibbo-Kobayashi-Maskawa matrix elements |V_cb| and |V_ub|. I describe the techniques used to obtain the recent improvements in…

High Energy Physics - Experiment · Physics 2011-01-25 Karl M. Ecklund

The exclusive Born cross sections of the production of $D^0$, $D^+$ and $D_s^+$ mesons in $e^+e^-$ annihilation at 13 energy points between 3.970 and 4.260 GeV are obtained by applying corrections for initial state radiation and vacuum…

High Energy Physics - Experiment · Physics 2021-02-24 Xiang-Kun Dong , Liang-Liang Wang , Chang-Zheng Yuan

The most sensitive method to measure the CKM angle gamma is to exploit interference in B(+/-)->DK(+/-) decays, with the D-meson decaying to a hadronic final state. The analysis of quantum-correlated decays of the psi(3770) at CLEO-c…

High Energy Physics - Experiment · Physics 2009-06-01 Christopher Thomas

Motivated by the recent measurement of $D^0\to\rho^0\gamma$ improved standard model (SM) predictions for branching ratios and CP asymmetries of radiative charm decay are given. Weak annihilation induced decays are probes of non-perturbative…

High Energy Physics - Phenomenology · Physics 2017-10-19 Stefan de Boer

We review the recent experimental results on D and Ds meson leptonic decays from CLEO-c, Belle, and BABAR, which results in the decay constants f_D= (206.7 +- 8.9) MeV and f_Ds= (257.3 +- 5.3) MeV. The latter is an average obtained by the…

High Energy Physics - Experiment · Physics 2015-03-17 Bo Xin

I discuss new results on absolute branching ratios of charm mesons into specific exclusive final states, Cabibbo suppressed decay rates, inclusive decays to $s\bar{s}$ mesons, limits on D^0 anti-D^0 mixing, CP violation and T violation.…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sheldon Stone