Results 51 to 60 of about 2,365,879 (310)

Hybrid and quark star matter based on a nonperturbative equation of state [PDF]

open access: yesPhysical Review D, 2019
With the recent dawn of the multimessenger astronomy era a new window has opened to explore the constituents of matter and their interactions under extreme conditions.
Konstantin Otto, M. Oertel, B. Schaefer
semanticscholar   +1 more source

QUARK MATTER SYMMETRY ENERGY AND QUARK STARS [PDF]

open access: yesThe Astrophysical Journal, 2013
We extend the confined-density-dependent-mass (CDDM) model to include isospin dependence of the equivalent quark mass. Within the confined-isospin-density-dependent-mass (CIDDM) model, we study the quark matter symmetry energy, the stability of strange quark matter, and the properties of quark stars.
Chu, Peng-Cheng, Chen, Lie-Wen
openaire   +2 more sources

Superbursts from Strange Stars [PDF]

open access: yes, 2005
Recent models of carbon ignition on accreting neutron stars predict superburst ignition depths that are an order of magnitude larger than observed. We explore a possible solution to this problem, that the compact stars in low mass X-ray binaries that ...
Andrew Cumming   +4 more
core   +1 more source

NEUTRAL DENSE QUARK MATTER [PDF]

open access: yes, 2006
The ground state of dense up and down quark matter under local and global charge neutrality conditions with $ $-equilibrium has at least four possibilities: normal, regular 2SC, gapless 2SC phases, and mixed phase composed of 2SC phase and normal components. The discussion is focused on the unusual properties of gapless 2SC phase at zero as well as at
Huang, Mei, Shovkovy, Igor
openaire   +2 more sources

Nuclear Matter from Effective Quark-Quark Interaction [PDF]

open access: yesPhysical Review Letters, 2014
4 pages, 4 figures, 2 tables, matches the journal ...
Baldo, M., Fukukawa, K.
openaire   +3 more sources

A reduced inner product for kink states

open access: yesJournal of High Energy Physics, 2023
Solitons in classical field theories correspond to states in quantum field theories. If the spatial dimension is infinite, then momentum eigenstates are not normalizable.
Jarah Evslin, Hui Liu
doaj   +1 more source

Chiral imbalanced hot and dense quark matter: NJL analysis at the physical point and comparison with lattice QCD [PDF]

open access: yesThe European Physical Journal C, 2018
Hot and dense quark matter with isospin and chiral imbalances is investigated in the framework of the $$(3+1)$$(3+1)-dimensional Nambu–Jona-Lasinio model (NJL) in the large-$$N_c$$Nc limit ($$N_c$$Nc is the number of quark colors). Its phase structure is
T. Khunjua, K. Klimenko, R. Zhokhov
semanticscholar   +1 more source

Far-from-equilibrium heavy quark energy loss at strong coupling [PDF]

open access: yes, 2012
We study the energy loss of a heavy quark propagating through the matter produced in the collision of two sheets of energy [1]. Even though this matter is initially far-from-equilibrium we find that, when written in terms of the energy density, the ...
Chesler, Paul   +2 more
core   +2 more sources

Quark Matter May Not Be Strange. [PDF]

open access: yesPhysical Review Letters, 2017
If quark matter is energetically favored over nuclear matter at zero temperature and pressure, then it has long been expected to take the form of strange quark matter (SQM), with comparable amounts of u, d, and s quarks.
B. Holdom, Jing Ren, Chen Zhang
semanticscholar   +1 more source

Lattice study of static quark-antiquark interactions in dense quark matter [PDF]

open access: yesJournal of High Energy Physics, 2018
A bstractIn this paper we study the interactions among a static quark-antiquark pair in the presence of dense two-color quark matter with lattice simulation.
N. Astrakhantsev   +12 more
semanticscholar   +1 more source

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