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Related papers: Strange quark matter with dynamically generated qu…

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We investigate the effects of non-Newtonian gravity on the properties of strange quark stars (QSs) and constrain the parameters of the standard MIT bag model used to describe strange quark matter (SQM) by employing the mass of PSR…

High Energy Astrophysical Phenomena · Physics 2020-10-14 Shu-Hua Yang , Chun-Mei PI , Xiao-Ping Zheng , Fridolin Weber

The mass formulae for finite lumps of strange quark matter with $u$, $d$ and $s$ quarks, and non-strange quark matter consisting of $u$ and $d$ quarks are derived in a non-relativistic potential model. The finite-size effects comprising the…

Nuclear Theory · Physics 2007-05-23 L. Satpathy , P. K. Sahu , V. S. Uma Maheswari

The mass formulae for finite lumps of strange quark matter with $u$, $d$ and $s$ quarks, and non-strange quark matter consisting of $u$ and $d$ quarks are derived in a non-relativistic potential model. The finite-size effects comprising the…

Astrophysics · Physics 2009-10-22 L. Satpathy , P. K. Sahu , V. S. Uma Maheswari

The quasiparticle model is extended to investigate the properties of strange quark matter in a strong magnetic field at finite densities. For the density-dependent quark mass, self-consistent thermodynamic treatment is obtained with an…

High Energy Physics - Phenomenology · Physics 2012-08-08 Xin-Jian Wen , Shou-Zheng Su , Dong-Hong Yang , Guang-Xiong Peng

We investigate the properties of charge-neutral $\beta$-equilibrium cold quark matter within the Nambu-Jona-Lasinio model. The calculations are carried out for different ratios of coupling constants characterizing the vector and scalar…

Astrophysics · Physics 2009-11-06 M. Hanauske , L. M. Satarov , I. N. Mishustin , H. Stoecker , W. Greiner

A quark model with running coupling and running strange quark mass, which is thermodynamically self-consistent at both high and lower densities, is presented and applied to study properties of strange quark matter and structure of compact…

High Energy Physics - Phenomenology · Physics 2015-12-29 J. F. Xu , G. X. Peng , F. Liu , D. F. Hou , L. W. Chen

A possibility of formation of static dual scalar and pseudoscalar density wave condensates in dense quark matter is considered for the Nambu--Jona-Lasinio model in an external magnetic field. Within a mean-field approximation, the effective…

High Energy Physics - Phenomenology · Physics 2014-11-21 I. E. Frolov , V. Ch. Zhukovsky , K. G. Klimenko

We investigate the vacuum structure of dense quark matter in strong magnetic fields at finite temperature and densities in a 3 flavor Nambu Jona Lasinio (NJL) model including the Kobayashi-Maskawa-t'Hooft (KMT) determinant term using a…

High Energy Physics - Phenomenology · Physics 2019-03-27 Aman Abhishek , Hiranmaya Mishra

We investigate the interplay of chiral and heavy quark symmetries by using the NJL quark model. Heavy quarks with finite masses m(Q) as well as the limit m(Q) to infinity are studied. We found large corrections to the heavy mass scaling law…

High Energy Physics - Phenomenology · Physics 2007-05-23 Thorsten Feldmann

Formation of stable domains filled with strongly correlated coherent quark matter is discussed in general terms and is exemplified further in the framework of the Generalised Nambu-Jona-Lasinio model. It is argued that such domains, if…

High Energy Physics - Phenomenology · Physics 2011-03-02 D. V. Antonov , A. V. Nefediev , J. E. F. T. Ribeiro

Strange quark matter (SQM) may be the true ground state of hadronic matter, indicating that the observed pulsars may actually be strange stars, but not neutron stars. According to this SQM hypothesis, the existence of a hydrostatically…

High Energy Astrophysical Phenomena · Physics 2017-05-11 J. J. Geng , Y. F. Huang , T. Lu

After a brief introduction to the physics of bulk strange quark matter (SQM) this review focuses on the properties of low baryon number strangelets presently searched for in ultra-relativistic heavy-ion experiments at CERN and Brookhaven.…

High Energy Physics - Phenomenology · Physics 2007-05-23 Jes Madsen

We develop a model to calculate strangeness production in both elementary and heavy ion collisions, within the framework of a statistical approach to hadronisation. Calculations are based on the canonical partition function of the thermal…

High Energy Physics - Phenomenology · Physics 2017-08-23 F. Becattini , G. Pettini

It is shown that flavor mixing of the strange and light quarks allows for existence of a much larger baryonic chemical potential window for the formation of a stable dual chiral-wave state as compared to the well known two flavor case. In…

High Energy Physics - Phenomenology · Physics 2015-06-18 J. Moreira , B. Hiller , W. Broniowski , A. A. Osipov , A. H. Blin

By using the recent nonperturbative equation of state of the quark gluon plasma derived in the formalism of the Field Correlator Method, we investigate the bulk properties of the strange quark matter in beta-equilibrium and with charge…

High Energy Physics - Phenomenology · Physics 2015-06-11 F. I. M. Pereira

The mass formulas and decay constants of electrically charged and strange pseudoscalar mesons are analyzed within the combined framework of Nambu -- Jona-Lasinio model and the $1/N_c$ expansion up to $\mathcal O(1/N_c^2)$. The light quark…

High Energy Physics - Phenomenology · Physics 2023-07-28 A. A. Osipov

The present work is connected with the investigation of the origin and properties of compact astrophysical objects endowed with strangeness, with the objective of finding out their relevance in the formation and evolution of the universe.…

High Energy Astrophysical Phenomena · Physics 2014-08-28 Shibaji Banerjee

The ground state of matter may be strange quark matter (SQM), not hadronic matter. A whole sequence of SQM objects, ranging from strange quark stars and strange quark dwarfs to strange quark planets, can stably exist according to this SQM…

Solar and Stellar Astrophysics · Physics 2022-07-04 Abdusattar Kurban , Yong-Feng Huang , Jin-Jun Geng , Hong-Shi Zong

By means of the quark mass density- and temperature- dependent model, it is found that the negative charge and the higher strangeness fraction are in favor of the stability of strange quark matter at finite temperature. A critical baryon…

Nuclear Theory · Physics 2007-05-23 Y. Zhang

We investigate the strangeness in the framework of chiral models, such as the Skyrmion, MIT bag, chiral bag and superqualiton models, with SU(3) flavor group structure. We review the recent progresses in both the theoretical paradigm and…

High Energy Physics - Phenomenology · Physics 2009-11-07 Soon-Tae Hong , Young-Jai Park