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Neutron matter - Quark matter phase transition and Quark star [PDF]

open access: yesInternational Journal of Modern Physics E, 1993
We consider the neutron matter quark matter phase transition along with possible existence of hybrid quark stars. The equation of state for neutron matter is obtained using a nonperturbative method with pion dressing of the neutron matter and an analysis
Mishra, H.   +3 more
core   +2 more sources

Cool Quark Matter [PDF]

open access: yesPhysical Review Letters, 2016
8 pages, 3 figures; v2: minor improvements, version published in PRL (without appendices)
Kurkela, Aleksi, Vuorinen, Aleksi
openaire   +6 more sources

Electrical neutrality and $$\beta $$ β -equilibrium conditions in dense quark matter: generation of charged pion condensation by chiral imbalance

open access: yesEuropean Physical Journal C: Particles and Fields, 2020
The phase diagram of dense quark matter with chiral imbalance is considered with the conditions of electric neutrality and $$\beta $$ β -equilibrium. It has been shown recently that chiral imbalance can generate charged pion condensation (PC) in dense ...
T. G. Khunjua   +2 more
doaj   +3 more sources

Ferromagnetism in quark matter [PDF]

open access: yesProgress of Theoretical Physics, 2004
We investigate the magnetic property of the cold quark matter employing the magnetic moment $\vec{\mu}'$ as the order parameter. Through analysis of the effective potential $V (\vec{\mu}^{' 2})$, we find that, at relatively high densities $\rho > \rho_c$,
Niegawa, A.
core   +5 more sources

Six flavor quark matter [PDF]

open access: yesJournal of High Energy Physics, 2018
Macroscopic nuggets of quark matter were proposed several decades ago as a candidate for dark matter. The formation of these objects in the early universe requires the QCD phase transition to be first order — a requirement that is not satisfied in the ...
Yang Bai, Andrew J. Long
doaj   +3 more sources

Strongly interacting matter exhibits deconfined behavior in massive neutron stars [PDF]

open access: yesNature Communications, 2023
Neutron-star cores contain matter at the highest densities in our Universe. This highly compressed matter may undergo a phase transition where nuclear matter melts into deconfined quark matter, liberating its constituent quarks and gluons.
Eemeli Annala   +6 more
doaj   +2 more sources

Λ3H and Λ4H Lifetime, Yield, Directed Flow Measurements in Au+Au Collisions at √SNN = 3 GeV With the STAR Detector [PDF]

open access: yesEPJ Web of Conferences, 2022
In this proceedings, the lifetime and yields of Λ3H and Λ4H$_\Lambda ^3{\rm{H}}\,{\rm{and}}\,_\Lambda ^4{\rm{H}}$Λ3H and Λ4H in Au+Au collisions at √SNN = 3 GeV$\sqrt {{S_{NN}}} = 3\,{\rm{GeV}}$SNN=3 GeV are presented. The measured yields are compared to
Hu Chenlu
doaj   +1 more source

Shear-induced spin polarization and “strange memory” in heavy-ion collisions [PDF]

open access: yesEPJ Web of Conferences, 2022
We discuss the theory of the spin polarizations induced by hydrodynamic gradients, which includes a newly discovered shear-induced polarization (SIP) term.
Liu Shuai Y. F.   +2 more
doaj   +1 more source

Quantum oscillons may be long-lived

open access: yesJournal of High Energy Physics, 2023
Hertzberg has constructed a quantum oscillon that decays into pairs of relativistic mesons with a power much greater than the radiation from classical oscillon decay.
Jarah Evslin   +2 more
doaj   +1 more source

Off-equilibrium non-Gaussian fluctuations near the QCD critical point: an effective field theory perspective

open access: yesJournal of High Energy Physics, 2022
The non-Gaussian fluctuations of baryon density are sensitive to the presence of the conjectured QCD critical point. Their observational consequences are crucial for the ongoing experimental search for this critical point through the beam energy scan ...
Noriyuki Sogabe, Yi Yin
doaj   +1 more source

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