Results 71 to 80 of about 38,607,398 (267)

Searching for Stable States in the TDD1 Systems Based on a Chiral Quark Model

open access: yesParticles
Experimentally, the 1+ state X(3872) was first discovered, and subsequently, its partner state Y(4260), with the same quark content (cq¯qc¯) and quantum number 1− was also observed.
Yuheng Wu   +4 more
doaj   +1 more source

Quark models for mesons

open access: yesEPJ Web of Conferences, 2012
With the advance of experiment, many high excited states of meson are identified. It is found that many of them are difficult to fit into conventional q$ar{q}$q¯ meson spectra. Various explanations are proposed.
Dong Fangfang   +4 more
doaj   +1 more source

Exercise limitations in amyloid cardiomyopathy assessed by cardiopulmonary exercise testing—A multicentre study

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1326-1335, April 2025.
Abstract Aims Amyloid cardiomyopathy is caused by the deposition of light chain (AL) or transthyretin amyloid (ATTR) fibrils, that leads to a restrictive cardiomyopathy, often resulting in heart failure (HF) with preserved or reduced ejection fraction.
Robin Willixhofer   +25 more
wiley   +1 more source

Unquenching the Quark Model in a Nonperturbative Scheme

open access: yesAdvances in High Energy Physics, 2019
In recent years, the discovery in quarkonium spectrum of several states not predicted by the naive quark model has awakened a lot of interest. A possible description of such states requires the enlargement of the quark model by introducing quark ...
Pablo G. Ortega   +2 more
doaj   +1 more source

Chiral quark model

open access: yesPramana, 2003
Talk presented at the workshop QCD 2002, IIT Kanpur, Nov.
openaire   +2 more sources

MEMORIES OF MURRAY AND THE QUARK MODEL [PDF]

open access: yesProceedings of the Conference in Honour of Murray Gell-Mann's 80th Birthday, 2010
Life at Caltech with Murray Gell-Mann in the early 1960's is remembered. Our different paths to quarks, leading to different views of their reality, are described.
openaire   +3 more sources

Linearized Boltzmann transport model for jet propagation in the quark-gluon plasma: Heavy quark evolution [PDF]

open access: yes, 2016
Author(s): Cao, S; Luo, T; Qin, GY; Wang, XN | Abstract: © 2016 American Physical Society. A linearized Boltzmann transport (LBT) model coupled with hydrodynamical background is established to describe the evolution of jet shower partons and medium ...
S. Cao, T. Luo, G. Qin, Xin-Nian Wang
semanticscholar   +1 more source

Quarkonium states in an anisotropic quark-gluon plasma [PDF]

open access: yes, 2009
In this work we study the properties of quarkonium states in a quark-gluon plasma which, due to expansion and non-zero viscosity, exhibits a local anisotropy in momentum space.
Guo, Yun
core  

Measurements of top quark pair relative differential cross-sections with ATLAS in pp collisions at s√=7 TeV [PDF]

open access: yes, 2013
Measurements are presented of differential cross-sections for top quark pair production in pp collisions at s√=7 TeV relative to the total inclusive top quark pair production cross-section. A data sample of 2.05 fb−1 recorded by the ATLAS detector at the

core   +3 more sources

Diquark Study in Quark Model

open access: yesParticles
To investigate diquark correlation in baryons, the baryon spectra with different light–heavy quark combinations are calculated using Gaussian expansion method within both the naive quark model and the chiral quark model. By computing the diquark energies
Xinmei Zhu, Hongxia Huang, Jialun Ping
doaj   +1 more source

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