English
Related papers

Related papers: Charm Physics at the Super $\tau$-Charm Factory

200 papers

We review the current status of flavor-changing neutral currents in the charm sector. We focus on the standard-model predictions and identify the main sources of theoretical uncertainties in both charm mixing and rare charm decays. The…

High Energy Physics - Phenomenology · Physics 2010-04-06 Gustavo Burdman , Ian Shipsey

It is extremely challenging to probe the charm-quark Yukawa coupling at hadron colliders primarily due to the large Standard Model (SM) background (including $h\to b\bar b$) and the lack of an effective trigger for the signal $h\to c\bar…

High Energy Physics - Phenomenology · Physics 2019-04-24 Tao Han , Benjamin Nachman , Xing Wang

After a short review of the theoretical tools available to describe heavy flavour physics I sketch the present profile of the weak dynamics of charm hadrons with respect to lifetimes, oscillations and CP violation. I argue that…

High Energy Physics - Phenomenology · Physics 2016-11-23 I. I. Bigi

Recently, the NA61/SHINE experiment at the CERN SPS has extended its program on physics of strong interactions by measurements of charm hadron production in nucleus-nucleus collisions. This charm program is here briefly summarized.

Nuclear Experiment · Physics 2018-03-06 Aleksandra Snoch , the NA61/SHINE collaboration

Recently a lot of new experimental results on open charm hadrons have appeared. In particular many D meson resonances have been discovered. We discuss strong decays of positive and negative parity charmed mesons within heavy meson chiral…

High Energy Physics - Phenomenology · Physics 2008-11-26 Svjetlana Fajfer , Jernej Kamenik , Sasa Prelovsek

We explore signatures related to squark decays in the framework of non-minimally flavour-violating Supersymmetry. We consider a simplified model where the lightest squark consists of an admixture of charm and top flavour. By recasting the…

High Energy Physics - Phenomenology · Physics 2019-02-05 Amit Chakraborty , Motoi Endo , Benjamin Fuks , Björn Herrmann , Mihoko M. Nojiri , Priscilla Pani , Giacomo Polesello

The electric dipole moment (EDM) of elementary particles, arising from flavor-diagonal $CP$ violation, serves as a powerful probe for new physics beyond the Standard Model and holds the potential to provide novel insights in unraveling the…

High Energy Physics - Experiment · Physics 2023-12-29 Jinlin Fu , Hai-Bo Li , Jian-Peng Wang , Fu-Sheng Yu , Jianyu Zhang

Open charm hadrons are excellent probe to study the dynamics of quarks and gluons inside hadrons. Because the mass of a charm quark is heavier than $\Lambda_{QCD}$, the so called heavy quark symmetry emerges in the hadron containing a charm…

High Energy Physics - Experiment · Physics 2019-03-05 Yuji Kato , Toru Iijima

The production of D^0, D^*+, D^+, D_s+ and Lambda_c^+ charm hadrons and their antiparticles in ep scattering at HERA has been studied with the ZEUS detector, using a total integrated luminosity of 372 pb^-1. The fractions of charm quarks…

High Energy Physics - Experiment · Physics 2013-06-21 ZEUS Collaboration

Production measurements of charm hadrons, particularly the yield ratios of different hadron species as a function of the transverse momentum, are important to study the charm hadronisation mechanism. In this contribution, measurements of…

High Energy Physics - Experiment · Physics 2024-12-31 Tiantian Cheng

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

Flavour physics has a long tradition of paving the way for direct discoveries of new particles and interactions. Results over the last decade have placed stringent bounds on the parameter space of physics beyond the Standard Model. Early…

High Energy Physics - Experiment · Physics 2015-06-04 Marco Gersabeck , Vladimir V. Gligorov , Nicola Serra

Heavy quarks, such as charm and beauty, possess masses significantly larger than the characteristic energy scale of Quantum Chromodynamics (QCD), and are thus predominantly produced in hard-scattering processes with large momentum transfer…

High Energy Physics - Experiment · Physics 2025-06-30 Renu Bala

Precision measurements in weak decays of heavy flavored hadrons can test in unique ways our understanding of the fundamental interactions and of the observed baryon asymmetry in the Universe. The high sensitivity of such decays to…

High Energy Physics - Experiment · Physics 2022-09-19 Angelo Di Canto , Stefan Meinel

We propose a set of measurements at a charm factory to determine the $D^0-\bar D^0$ mixing parameters $\Delta M$ and $\Delta\Gamma$ and the strong phase difference $\delta$ between doubly-Cabibbo-suppressed (DCS) and Cabibbo-favored (CF)…

High Energy Physics - Phenomenology · Physics 2014-11-17 Michael Gronau , Yuval Grossman , Jonathan L. Rosner

The Belle II experiment at the SuperKEKB electron-positron collider will provide a large sample of charm mesons in addition to its primary goal of B meson production. The large data sample and wide variety of accessible D meson decay modes…

High Energy Physics - Experiment · Physics 2019-08-13 K. Nishimura

Large Hadron Collider (LHC) has provided direct evidence of Yukawa couplings between the third generation charged fermions and the 125 GeV Higgs boson. Whether the first two generation charged fermions arise from exactly the same mechanism…

High Energy Physics - Phenomenology · Physics 2019-10-16 Ruibo Li , Bo-Wen Wang , Kai Wang , Xiaoyuan Zhang , Zhenyu Zhou

A wealth of new data in charmed particle physics allows the testing of flavor symmetry and the extraction of key amplitudes. Information on relative strong phases is obtained.

High Energy Physics - Phenomenology · Physics 2011-06-15 Bhubanjyoti Bhattacharya , Jonathan L. Rosner

e present measurements on $D^0$ meson production via direct reconstruction of its hadronic decay channel $D^0\to K\pi$ in minimum bias $d$+Au and Au+Au collisions at $\sqrt{s_{NN}}$=200 GeV with $p_T$ up to $\sim$3 GeV/$c$. Non-photonic…

Nuclear Experiment · Physics 2009-11-11 Haibin Zhang

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