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LHCb has collected the world's largest sample of charmed hadrons. This sample is used to search for direct and indirect CP violation in charm and to measure $D^0$ mixing parameters. Preliminary measurements from several decay modes are…

High Energy Physics - Experiment · Physics 2019-08-13 Adam C. Davis

Basic idea of $CP$ violation and its importance for cosmology, Standard Model and possible New Physics are introduced. Recent (2019) discovery of CP violation in charm in the $\Delta A_{CP}$ between $D^0\rightarrow K^-K^+$ and…

High Energy Physics - Experiment · Physics 2024-07-09 Aleksei Chernov

Recently, LHCb experiment announced a 3.5$\sigma$ evidence for direct CP violation in $D^0$ decay by looking at the difference between $A_{CP}(D^0\rightarrow K^+K^-)$ and $A_{CP}(D^0\rightarrow \pi^+\pi^-)$. This is the first evidence of CP…

High Energy Physics - Experiment · Physics 2012-02-20 Hai-Bo Li , SHi-Hai Zhu

The motivation most often cited in searches for D0-anti-D0 mixing and CP-violation in charm system lies with the possibility of observing a signal from new physics which dominates that from the Standard Model. We review recent theoretical…

High Energy Physics - Phenomenology · Physics 2014-11-18 Alexey A. Petrov

Charm procceses are usually not considered to be favorable candidates in the search for new physics. Recent disagreement between experimental and lattice QCD results on the D_s decay constant has motivated us to systematically reinvestigate…

High Energy Physics - Phenomenology · Physics 2010-11-02 Svjetlana Fajfer , Ilja Dorsner , Jernej F. Kamenik , Nejc Kosnik

The breaking of the $CP$ symmetry in $D^0$ meson decays has been awaited for a long time. After a set of measurements provided by the LHCb, CDF, and Belle Collaborations leading in march 2012 to combined results that were consistent with no…

High Energy Physics - Experiment · Physics 2013-11-13 Gianluca Inguglia

During run I, the LHCb experiment at the LHC, CERN, collected 1.0 fb$^{-1}$ of pp collisions at $\sqrt{s} = 7$ TeV and 2.0 fb$^{-1}$ at $\sqrt{s} = 8$ TeV, yielding the world's largest sample of decays of charmed hadrons. This sample is…

High Energy Physics - Experiment · Physics 2015-01-27 Michael Alexander

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

In this invited presentation I review some recent developments in the theory of charmonium that appear likely to be of importance for future experimental studies in this field. The specific areas considered are double charmonium production,…

High Energy Physics - Phenomenology · Physics 2015-05-18 T. Barnes

Several high energy experiments have been actively pursuing the analyses of semileptonic decays of charm mesons, resulting in numerous new results and publications. In this report, we summarize the recent efforts on the topics of…

High Energy Physics - Experiment · Physics 2008-11-26 Doris Yangsoo Kim

Recent studies of hadronic -meson decays are reported. Some experimental searches of CP-symmetry violation using model independent methods are presented. An importance of unitarity constraints in construction of phenomenological models of…

High Energy Physics - Phenomenology · Physics 2014-11-07 Leonard Lesniak

Experimental measurements of different decays of charmed mesons have been extensively performed at BESIII. Precision measurements of absolute branching fractions of different decays, the decay constants of $D^+$ and $D^+_s$ mesons, hadronic…

High Energy Physics - Experiment · Physics 2026-05-06 Yijia Zeng , Xiang Pan , Hailong Ma

An overview of the recent first observation of CP violation in the Charm sector by the LHCb collaboration. Selection of theoretical models explaining this measurement is reviewed. Finally, experimental prospects for future measurements are…

High Energy Physics - Experiment · Physics 2020-07-22 Miroslav Saur , Fu-Sheng Yu

LHCb is a dedicated heavy flavour physics precision experiment at the LHC searching for New Physics (NP) beyond the Standard Model (SM) through the study of very rare decays of beauty and charm-flavoured hadrons and precision measurements…

High Energy Physics - Experiment · Physics 2015-06-12 Monica Pepe Altarelli

A brief update is given on recent developments in the theory of exclusive semileptonic charm decays. A check on analyticity arguments from the kaon system is reviewed. Recent results on form factor shape measurements are discussed.

High Energy Physics - Phenomenology · Physics 2011-03-18 Richard J. Hill

We report a search for non-Standard Model physics through the measurement of CP-violating asymmetry in the Cabibbo suppressed D0->pi+pi- and D0->K+K- decays reconstructed in about 5.94/fb of CDF data. We use the strong D*+->D0pi+ decay ("D*…

High Energy Physics - Experiment · Physics 2011-05-17 Angelo Di Canto

New results on properties and decays of open charm and charmonium states are reviewed. The emphasis is on examples that illustrate the various aspects through which studies of charm physics impact the field.

High Energy Physics - Experiment · Physics 2009-06-12 Hanna Mahlke

In this contribution, the latest results on hadronization studies of charm and beauty quarks obtained with the data collected with the ALICE experiment at the LHC are presented. Measurements of prompt and non-prompt charm-hadron production…

High Energy Physics - Experiment · Physics 2023-05-18 Mattia Faggin

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

Measurements performed with pairs of charm mesons produced at threshold from the decay of the $\psi(3770)$ resonance are of great value in flavour physics. The quantum correlation that exists between the two mesons allows unique access to…

High Energy Physics - Experiment · Physics 2021-09-24 Guy Wilkinson