Results 81 to 90 of about 47,637 (158)

Optimal lattice domain-wall fermions with finite Ns

open access: yes, 2003
I review the lattice formulations of vector-like gauge theories (e.g. QCD) with domain-wall fermions, and discuss how to optimize the chiral symmetry for any finite N_s (in the fifth dimension), as well as to eliminate its dependence on a_5.Comment: 7 ...
Chiu, Ting-Wai
core   +1 more source

In search of the QCD-Gravity correspondence

open access: yes, 2009
Quantum Chromodynamics (QCD) is the fundamental theory of strong interactions. It describes the behavior of quarks and gluons which are the smallest known constituents of nuclear matter.
A. Karch   +49 more
core   +1 more source

A Modern View of Perturbative QCD and Application to Heavy Quarkonium Systems [PDF]

open access: yes, 2014
Perturbative QCD has made significant progress over the last few decades. In the first part, we present an introductory overview of perturbative QCD as seen from a modern viewpoint.
Sumino, Y.
core  

Magnetic catalysis and anisotropic confinement in QCD

open access: yes, 2002
The expressions for dynamical masses of quarks in the chiral limit in QCD in a strong magnetic field are obtained. A low energy effective action for the corresponding Nambu-Goldstone bosons is derived and the values of their decay constants as well as ...
C.N. Leung   +48 more
core   +1 more source

Two-loop perturbative corrections to the constrained effective potential in thermal QCD

open access: yes, 2019
In this paper, we compute the constrained QCD effective potential up to two-loop order with finite quark mass and chemical potential. We present the explicit calculations by using the double line notation and analytical expressions for massless quarks ...
Du, Qianqian, Guo, Yun
core   +1 more source

Ratio R(Ds) for BsDsν by using the QCD light-cone sum rules within the framework of heavy quark effective field theory

open access: yesPhysical Review, 2022
In this paper, we study the Bs→Ds transition form factors by using the light-cone sum rules within the framework of heavy quark effective field theory. We adopt a chiral current correlation function to do the calculation, the resultant transition form factors f+Bs→Ds(q2) and f0Bs→Ds(q2) are dominated by the contribution of Ds-meson leading-twist ...
Zhang, Yi   +5 more
openaire  

Effective Field Theories of QCD for Heavy Quarkonia at Finite Temperature [PDF]

open access: yes, 2011
Quarkonia represent one of the most important probes in the experimental investigation, through heavy-ion collisions, of the quark-gluon plasma. Such bound states were hypothesized to dissociate in this plasma due to the screening of the colour charges and experimental data (SPS, RHIC and LHC) indeed show a suppression pattern. In this thesis we extend
openaire  

Effective Field Theories in Nuclear Particle and Atomic Physics

open access: yes, 2004
These are the proceedings of the workshop on ``Effective Field Theories in Nuclear, Particle and Atomic Physics'' held at the Physikzentrum Bad Honnef of the Deutsche Physikalische Gesellschaft, Bad Honnef, Germany from December 13 to 17, 2005.
Bijnens, Johan   +2 more
core   +1 more source

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