English
Related papers

Related papers: Experimental limits on New Physics from charm deca…

200 papers

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

We present preliminary results in the charm sector from a mixed-action setup, in which CLS $N_f=2+1$ ensembles are combined with a Wilson twisted mass valence action. We study the continuum and chiral limits of charm quark observables such…

High Energy Physics - Lattice · Physics 2018-12-14 Andrea Bussone , Gregorio Herdoíza , Carlos Pena , David Preti , José Ángel Romero , Javier Ugarrio

For a long time the significance of charm has been overlooked as an important component of the heavy flavour programme. In recent years the balance has been redressed, and charm studies are quite rightly receiving much more attention. This…

High Energy Physics - Experiment · Physics 2008-11-18 Guy Wilkinson

A survey of recent results in charm physics from CDF is presented.

High Energy Physics - Experiment · Physics 2012-05-22 P. J. Bussey

The most recent results on CP violation and mixing in the charm system are reviewed as a guide to the future. While no surprising results are reported so far, charm provides a unique window to physics beyond the Standard Model. The results…

High Energy Physics - Experiment · Physics 2008-11-26 Jeffrey A. Appel

Although direct detection of new particles will be the main focus of the LHC, indirect New Physics searches are expected to provide useful complementary information. In particular, precision measurements of rare processes occurring in…

High Energy Physics - Experiment · Physics 2008-05-19 A. Hicheur

We report the results of some recent E791 charm analyses. They include: 1) a search for rare and forbidden decays, 2) measurements of form factors for D+ --> K*,l,nu and Ds --> phi,l,nu, and 3) Ds and D0 lifetime measurements including the…

High Energy Physics - Experiment · Physics 2016-08-31 David A. Sanders

The rare and forbidden processes within the Standard Model offer an opportunity to explore potential new physics beyond the SM. We summarize the research method and the recent results of rare charm decays at BESIII based on the extensive…

High Energy Physics - Experiment · Physics 2024-03-19 Zhijun Li , Zhengyun You

After briefly recapitulating the history of the charm quantum number we sketch the experimental environments and instruments employed to study the behaviour of charm hadrons and then describe the theoretical tools for treating charm…

High Energy Physics - Experiment · Physics 2021-02-24 S. Bianco , F. L. Fabbri , D. Benson , I. Bigi

Large production of the $\ccbar$ pairs and high integrated luminosity make the PEPII B-Factory, an excellent place for studying the charm hadrons. In this paper, we present a few of the most recent results from the BaBar collaboration in…

High Energy Physics - Experiment · Physics 2009-11-11 Chunhui Chen

We present a mini-review on charm spectroscopy at the BaBar experiment. We first report on the $c\bar{s}$ meson spectrum, and present precise measurements of the $D_{s1}(2536)$ meson as well as the properties of the many new states…

High Energy Physics - Experiment · Physics 2007-11-26 V. Poireau

Searches for CP violation in the charm sector from the E791, FOCUS, CLEO, BABAR and BELLE experiments are presented. Most analyses consider CP violation in two-body or quasi-two-body decays. Preliminary results from CLEO and FOCUS using…

High Energy Physics - Experiment · Physics 2019-08-14 D. Asner

We will present the most recent results from the BABAR Collaboration concerning New Physics searches in rare B and Lepton Flavour Violating (LFV) decays, including b --> s transitions, purely leptonic B decays and LFV tau decays.

High Energy Physics - Experiment · Physics 2009-02-02 Francesco Renga

I review some recent results on hadronic decays of charmed mesons. These decays illuminate a wide range of physics, including the absolute normalizations of b and c decays, the understanding of D^0 mixing, the coupling of heavy mesons to…

High Energy Physics - Experiment · Physics 2008-10-21 P. U. E. Onyisi

We discuss Standard Model (SM) and New Physics (NP) descriptions of D0 mixing. The SM part of the discussion addresses both quark level and hadron level contributions. The NP part describes our recent works on the rate difference Delta…

High Energy Physics - Phenomenology · Physics 2011-06-15 E. Golowich

The LHCb experiment has the potential, during the 2010-11 run, to observe the rare decay $B^0_s\to \mu^+\mu^-$ or improve significantly its exclusion limits. This study will provide very sensitive probes of New Physics (NP) effects. High…

High Energy Physics - Experiment · Physics 2019-08-13 Giampiero Mancinelli

We analyze rare charm baryon decays within the standard model and beyond. We identify all null test observables in unpolarized $\Lambda_c \to p \ell^+ \ell^-$, $\ell=e, \mu$ decays, and study the new physics sensitivities. We find that the…

High Energy Physics - Phenomenology · Physics 2022-03-31 Marcel Golz , Gudrun Hiller , Tom Magorsch

This paper emphasizes four topics that represent some of the year's highlights in heavy quark physics. First of all, a review is given of charm lifetime measurements and how they lead to better understanding of the mechanisms of charm…

High Energy Physics - Experiment · Physics 2010-11-23 Guy Blaylock

The importance of charm decays in the context of flavor is motivated. A theory overview on recent developments in leptonic and semileptonic decays, hadronic two-body decays, and rare decays is presented. Standard Model (SM) predictions as…

High Energy Physics - Phenomenology · Physics 2018-07-17 Stefan de Boer

The LHCb experiment has opened the possibility to test mixing and $C\!P$ violation in the charm sector with unprecedented precision thanks to the huge number of charm hadron decays collected, $\mathcal{O}(10^8)$. The first observation of…

High Energy Physics - Experiment · Physics 2019-07-03 Tommaso Pajero
‹ Prev 1 4 5 6 7 8 10 Next ›