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In models of dynamical electroweak symmetry breaking which sensitively involve the third generation, such as top quark condensation, the effects of the new dynamics can show up experimentally in Z->b\bar{b}. We compare the sensitivity of…

High Energy Physics - Phenomenology · Physics 2011-07-18 Christopher T. Hill , Xinmin Zhang

This report discusses some recent investigations of the heavy hadron spectra using lattice QCD. The first half addresses multiple precision determinations of the masses of charm (and bottom) baryons. Recent lattice results in the tetraquark…

High Energy Physics - Lattice · Physics 2021-09-13 M. Padmanath

We present the B physics results from the CDF and D{\O} experiments at the Tevatron Run II at Fermilab and their future prospect. This includes various B mass and lifetime measurements, B mixing, the confirmation of the discovery of the X…

High Energy Physics - Experiment · Physics 2007-05-23 Kin Yip

Two topics are briefly reviewed in this talk: the decay of flavored hadrons or quarkonium states involving a baryon--antibaryon pair, and the spectroscopy of heavy baryons containing one, two or three heavy quarks. Some prospects for exotic…

High Energy Physics - Phenomenology · Physics 2015-05-27 Jean-Marc Richard

Last year we proposed using staggered fermions as the light quarks, combined with nonrelativistic heavy quarks, in simulations of heavy-light mesons. A first round of tests which focuses on the B_s meson has been completed using quenched…

High Energy Physics - Lattice · Physics 2009-11-07 Matthew Wingate , Junko Shigemitsu , G. Peter Lepage , Christine Davies , Howard Trottier

We present new results on the lifetimes and widths of $B$ hadrons based on 300-450 pb$^{-1}$ of data collected by CDF and D{\O}at the Fermilab Tevatron. Lifetimes were measured in semileptonic decays as well as fully reconstructed hadronic…

High Energy Physics - Experiment · Physics 2019-08-14 R. J. Lipton

Recently we have proposed a new level-classification scheme of hadrons with a manifestly covariant framework. In this scheme the requirement of chiral symmetry on the light quark leads to a prediction of existence of new type of scalars…

High Energy Physics - Phenomenology · Physics 2009-11-07 Muneyuki Ishida , Shin Ishida

In this article, we review the current status of $B$-mixing and $b$-hadron lifetimes both from experimental and theoretical points of view. Furthermore, we discuss the phenomenological potential of these observables for deepening our…

High Energy Physics - Phenomenology · Physics 2024-02-07 Johannes Albrecht , Florian Bernlochner , Alexander Lenz , Aleksey Rusov

We present measurements of the masses and widths of four bottom baryon resonances, Sigma_b(*)+-, reconstructed in the Lambda_b pi+- hadron decay modes. The isospin mass splittings for the Sigma_b and Sigma_b* multiplets are extracted as…

High Energy Physics - Experiment · Physics 2019-08-15 Constantino Calancha , Igor V. Gorelov

This paper reviews the experimental status of heavy baryons. It covers the aspec ts of production, spectroscopy and decay presenting recent results obtained in this fi eld. It closes with an outlook on further work on and with heavy baryons…

High Energy Physics - Phenomenology · Physics 2007-05-23 Stephan Paul

Precision lifetime measurements of $b$-flavoured hadrons are an important test of the validity of the theoretical tool used to determine $b$-hadrons observables, the Heavy Quark Expansion. Recent measurements of the $B^+$, $\Lambda^0_b$,…

High Energy Physics - Experiment · Physics 2014-11-18 Francesca Dordei

Two of the approaches to the hadronic productions of the double heavy mesons $B_c$ and $B_c^*$ are investigated. Comparison in various aspects on the results obtained by the approaches is made and shown in figures and a table. Some trial…

High Energy Physics - Phenomenology · Physics 2011-07-19 Chao-Hsi Chang , Yu-Qi Chen , Guo-Ping Han , Hong-Tao Jiang

We review hadron spectroscopy at BABAR with emphasis on recent results from the studies of the X(3872) state, inclusive charmonia on recoil, double charmonium production, and the broad structure observed at around 4.26 GeV/c^2. These…

High Energy Physics - Experiment · Physics 2008-11-26 Gagan B. Mohanty

We present results of meson and baryon spectroscopy using the Chirally Improved Dirac operator on lattices of size 16**3 x 32 with two mass-degenerate light sea quarks. Three ensembles with pion masses of 322(5), 470(4) and 525(7) MeV and…

High Energy Physics - Lattice · Physics 2015-03-17 Georg P. Engel , C. B. Lang , Markus Limmer , Daniel Mohler , Andreas Schäfer

In the last decade the CDF experiment at the Tevatron clearly demonstrated that it is possible to study extensively heavy flavour physics in hadron collisions and achieve remarkable results, competitive and complementary to $B$-factories.…

High Energy Physics - Experiment · Physics 2012-07-19 Paolo Maestro

Recent lattice QCD results on the hadron spectroscopy with beauty and charm quarks is reviewed. The focus of the review are exotic hadrons, while non-lattice approaches and conventional hadrons are reported as well. We discuss the recently…

High Energy Physics - Lattice · Physics 2022-01-17 Sasa Prelovsek

I shall review the present status of Tevatron QCD studies, focusing on the production of jets, vector bosons, photons and heavy quarks. In general there is good agreement between the results of current calculational tools and the…

High Energy Physics - Experiment · Physics 2007-05-23 John Womersley

We present the latest measurements on masses, lifetimes and branching fractions for the B_s and B_c mesons as well as for b-baryons. For the B_s meson we discuss as well the latest results on mixing. These results were produced by the CDF…

High Energy Physics - Experiment · Physics 2011-03-23 Vaia Papadimitriou

The latest results from studies of $b$ hadron decays to open charm final states at the LHCb experiment are presented. The results include measurements of $CP$ violation and the properties of $b$ baryons.

High Energy Physics - Experiment · Physics 2019-08-14 Mark Whitehead

Recent results on the hadron spectroscopy from lattice QCD are reviewed with emphasis on the meson sector and in particular on quarkonium-like $XYZ$ states. I report on the first rigorous treatment of the near-threshold states $X(3872)$ and…

High Energy Physics - Lattice · Physics 2015-03-20 Sasa Prelovsek