Results 11 to 20 of about 47,782 (131)

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

A method for probing the formation of quark matter

open access: yesPhysics Letters B, 2023
Based on a multi-phase transport model for relativistic heavy-ion collisions, effects of the parton scatterings on the production of strangeness in relativistic heavy-ion collisions are studied.
Gao-Chan Yong
doaj   +1 more source

Enhancement of singly and multiply strangeness in p-Pb and Pb-Pb collisions at 158A GeV/c [PDF]

open access: yes, 1999
The idea that the reduction of the strange quark suppression in string fragmentation leads to the enhancement of strange particle yield in nucleus-nucleus collisions is applied to study the singly and multiply strange particle production in p-Pb and Pb ...
B. Andersson   +32 more
core   +2 more sources

Strange Exotic States and Compact Stars [PDF]

open access: yes, 2006
We discuss the possible appearance of strange exotic multi-quark states in the interior of neutron stars and signals for the existence of strange quark matter in the core of compact stars.
Alford M Blaschke D Drago A Klähn T Pagliara G Schaffner-Bielich J   +15 more
core   +4 more sources

Structure of magnetized strange quark star in perturbative QCD

open access: yesPhysics Letters B, 2022
We have performed the leading order perturbative calculation to obtain the equation of state (EoS) of the strange quark matter (SQM) at zero temperature under the magnetic field B=1018G.
J. Sedaghat   +3 more
doaj   +1 more source

Strangeness counting in high energy collisions [PDF]

open access: yes, 1998
The estimates of overall strange quark production in high energy e+e-, pp and ppbar collisions by using the statistical-thermal model of hadronisation are presented and compared with previous works.
Becattini F   +13 more
core   +2 more sources

Analysis of the pseudoscalar hidden-charm tetraquark states with the QCD sum rules

open access: yesNuclear Physics B, 2022
In this work, we take all the color-antitriplet diquarks, such as the scalar, pseudoscalar, vector, axialvector and tensor diquarks, as the basic constituents to construct the local pseudoscalar four-quark currents without importing the explicit P-waves ...
Zhi-Gang Wang, Qi Xin
doaj   +1 more source

Strange Quark Magnetic Moment of the Nucleon at Physical Point [PDF]

open access: yes, 2017
We report a lattice QCD calculation of the strange quark contribution to the nucleon's magnetic moment and charge radius. This analysis presents the first direct determination of strange electromagnetic form factors including at the physical pion mass ...
Andrei Alexandru   +6 more
core   +3 more sources

Quark, pion and axial condensates in three-flavor finite isospin chiral perturbation theory

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
We calculate the light-quark condensate, the strange-quark condensate, the pion condensate, and the axial condensate in three-flavor chiral perturbation theory ( $$\chi $$ χ PT) in the presence of an isospin chemical potential at next-to-leading order at
Prabal Adhikari   +2 more
doaj   +1 more source

On the estimation of the strange quark mass from the experimental data on the light baryon octet

open access: yesЯдерна фізика та енергетика, 2018
Simple relations connecting the strange quark mass to the splittings of the light hyperon masses were obtained on the basis of the phenomenological quark model compatible with the present-day theory of strong interactions, i.e.
V. A. Babenko, N. M. Petrov
doaj   +1 more source

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