Results 11 to 20 of about 356,508 (282)

Quark-meson coupling model with short-range quark-quark interactions [PDF]

open access: yesProgress of Theoretical Physics, 2000
Short-range quark-quark correlations are introduced into the quark-meson coupling (QMC) model phenomenologically. We study the effect of the correlations on the structure of the nucleon in dense nuclear matter.
Saito, Koichi, Tsushima, Kazuo
core   +3 more sources

Quark-quark interaction and quark matter in neutron stars [PDF]

open access: yesPhysical Review C, 2022
Hyperon ($Y$) mixing in neutron-star matter brings about a remarkable softening of the equation of state (EoS) and the maximum mass is reduced to a value far less than $2M_{\odot}$. One idea to avoid this "hyperon puzzle in neutron stars" is to assume that the many-body repulsions work universally for every kind of baryons.
Y. Yamamoto, N. Yasutake, Th. A. Rijken
openaire   +4 more sources

RENORMALIZED QUARK-ANTI-QUARK FREE ENERGY [PDF]

open access: yesStrong and Electroweak Matter 2002, 2003
5 pages, 2 figures, To appear in the proceedings of Workshop on Strong and Electroweak Matter (SEWM 2002), Heidelberg, Germany, 2-5 Oct ...
Zantow, F.   +3 more
openaire   +3 more sources

Quark motional effects on the interquark potential in baryons [PDF]

open access: yes, 2008
We study the heavy-heavy-light quark ($QQq$) system in a non-relativistic potential model, and investigate the quark motional effect on the inter-two-quark potential in baryons.
Suganuma, Hideo, Yamamoto, Arata
core   +2 more sources

Scotogenic Dirac neutrino mass models embedded with leptoquarks: one pathway to address the flavor anomalies and the neutrino masses together

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
If the leptoquarks proposed to account for the intriguing anomalies observed in the semileptonic B-meson decays, $$R_{D^{(*)}}$$ R D ( ∗ ) and $$R_{K^{(*)}}$$ R K ( ∗ ) , as well as in the anomalous magnetic moment of the muon, $$(g-2)_\mu $$ ( g - 2 ) μ
Shao-Ping Li   +3 more
doaj   +1 more source

Runaway quarks [PDF]

open access: yesPhysical Review D, 1995
When heavy nuclei collide, a quark-gluon plasma is formed. The plasma is subject to strong electric field due to the charge of the colliding nuclei. The electric field can influence the behavior of the quark-gluon plasma. In particular, we might observe an increased number of quarks moving in the direction of that field, as we do in the standard ...
openaire   +3 more sources

Spectral function of quarks in quark matter [PDF]

open access: yesPhysical Review C, 2003
We investigate the spectral function of light quarks in infinite quark matter using a simple, albeit self-consistent model. The interactions between the quarks are described by the SU(2) Nambu--Jona-Lasinio model. Currently mean field effects are neglected and all calculations are performed in the chirally restored phase at zero temperature.
Froemel, Frank   +2 more
openaire   +3 more sources

Thermodynamics and energy loss in D dimensions from holographic QCD model

open access: yesEuropean Physical Journal C: Particles and Fields, 2022
We consider the holographic QCD model with a planar horizon in the D dimensions with different consistent metric solutions. We investigate the black hole thermodynamics, phase diagram and equations of state (EoS) in different dimensions.
Zhou-Run Zhu   +3 more
doaj   +1 more source

Measurements of the Production, Decay and Properties of the Top Quark: A Review [PDF]

open access: yes, 2012
With the full Tevatron Run II and early LHC data samples, the opportunity for furthering our understanding of the properties of the top quark has never been more promising.
A. Abulencia   +117 more
core   +2 more sources

Top quark decays into heavy quark mesons [PDF]

open access: yesPhysical Review D, 1996
For top quark decays into heavy quark mesons $ $ and $\bar{B}_c^*$ , a complete calculation to the leading order both in QCD coupling constant $ _s$ and in $v$, the typical velocity of the heavy quarks inside the mesons, is performed. Relatons between the top quark mass and the decay branching ratios are studied.
Qiao, Cong-Feng   +2 more
openaire   +3 more sources

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