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Related papers: Strangelets at finite temperature: nucleon emissio…

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A model for strangelets at finite temperature is built, in which the quark masses are dynamically generated. The dynamical chiral symmetry breaking inside strangelets at finite temperature is investigated. It is found that the chiral…

Nuclear Theory · Physics 2009-12-08 Chang-Qun Ma , Chun-Yuan Gao

A description of strange quark matter at finite temperature is given, with emphasis on the inclusion of finite size effects. For massless quarks all thermodynamic quantities can be evaluated analytically, while the case of massive quarks…

High Energy Physics - Phenomenology · Physics 2007-05-23 Dan Moenster Jensen , Jes Madsen

We construct strangelets, taking into account electrostatic effects, including Debye screening, and arbitrary surface tension sigma of the interface between vacuum and quark matter. We find that there is a critical surface tension…

High Energy Physics - Phenomenology · Physics 2009-11-11 Mark G. Alford , Krishna Rajagopal , Sanjay Reddy , Andrew Steiner

We calculate the evolution of quark-gluon-plasma droplets during the hadronization in a thermodynamical model. It is speculated that cooling as well as strangeness enrichment allow for the formation of strangelets even at very high initial…

Nuclear Theory · Physics 2007-05-23 C. Spieles , C. Greiner , H. Stoecker , J. P. Coffin

The possible existence of strange stars in the universe will help in the understanding of various properties of quantum chromodynamics, like asymptotic freedom and chiral symmetry restoration, which is otherwise very difficult to prove in…

Astrophysics · Physics 2007-05-23 Manjari Bagchi , Subharthi Ray , Mira Dey , Jishnu Dey

The highlights and main results of this work can be summarized as follows : (1) The energy per nucleon of cold nuclear matter, derived by us using chiral sigma model, is in good agreement with the preliminary estimates inferred from…

High Energy Physics - Phenomenology · Physics 2008-02-03 Pradip Kumar Sahu

We analyzed the transverse momentum {\ppt} spectra of different particle species containing strange quark {\ks}, {\lam (\alam)} and {\xim ({\axi})} in different centrality intervals at mid-rapidity ($y$) from {\auau} collisions at…

High Energy Physics - Phenomenology · Physics 2022-09-07 M. U. Ashraf , Junaid Tariq , Sumaira Ikram , A. M. Khan

Context. In the cooling process of a non-accreting neutron star, the composition and properties of the crust are thought to be fixed at the finite temperature where nuclear reactions fall out of equilibrium. A lower estimation for this…

High Energy Astrophysical Phenomena · Physics 2020-03-11 T. Carreau , F. Gulminelli , N. Chamel , A. F. Fantina , J. M. Pearson

We investigate the finite-temperature evolution of microscopic free-energy corrections in nuclear fission, focusing on pairing and shell effects near scission. The analysis is based on a finite-temperature BCS treatment combined with the…

Nuclear Theory · Physics 2026-04-28 K. Pomorski , A. Augustyn , T. Cap , Y. J. Chen , M. Kowal , M. Warda , Z. G. Xiao

The impact of temperature-induced deformations and shape fluctuations on the particle stability and decay processes has been investigated across the isotopes of hot nuclear systems with $Z = 28$ to $50$, with focus on astrophysically…

Nuclear Theory · Physics 2026-03-09 Mamta Aggarwal , Pranali Parab , G. Saxena

We study the interface effects in strangelets adopting mean-field approximation (MFA). Based on an equivparticle model, the linear confinement and leading-order perturbative interactions are included with density-dependent quark masses. By…

High Energy Physics - Phenomenology · Physics 2018-09-12 Cheng-Jun Xia , Guang-Xiong Peng , Ting-Ting Sun , Wan-Lei Guo , Ding-Hui Lu , Prashanth Jaikumar

High energy density ($\eps$) and temperature (T) links general relativity and hydrodynamics leading to a lower bound for the ratio of shear viscosity ($\eta$) and entropy density ($s$). We get the interesting result that the bound is…

In this article, we explore the cooling of isolated quark stars. These objects are structured of a homogeneous quark matter core and crusted by matter. To do this, we adopt two kinds of crust: (i) a crust made of purely nuclear matter…

High Energy Physics - Phenomenology · Physics 2022-07-06 Joas Zapata , Rodrigo Negreiros , Thiago Sales , Prashanth Jaikumar

It has recently been pointed out that if the surface tension of quark matter is low enough, the surface of a strange star will be a crust consisting of a crystal of charged strangelets in a neutralizing background of electrons. This affects…

Nuclear Theory · Physics 2008-11-26 Mark G. Alford , David A. Eby

We have studied the phase diagram and evolution of a strangelet in equilibrium with a finite hadronic gas. Significant finite size modifications of the phase diagram are found and their parameter dependences are studied. With the inclusion…

High Energy Physics - Phenomenology · Physics 2008-11-26 Y. B. He , W. Q. Chao , C. S. Gao , X. Q. Li

The properties of strange quark matter and the structures of (proto-)strange stars are studied within the framework of an equivparticle model, where a new quark mass scaling and self-consistent thermodynamic treatment are adopted. Our…

Nuclear Theory · Physics 2023-07-31 H. M. Chen , C. J. Xia , G. X. Peng

The ground-state properties of neutron-rich exotic Na and Mg isotopes with even numbers of neutrons, N, are studied up to driplines. The shell-model calculations with an ab initio effective nucleon-nucleon interaction reported in [Tsunoda,…

Nuclear Theory · Physics 2022-02-02 Takaharu Otsuka , Noritaka Shimizu , Yusuke Tsunoda

The assumption that the production of quark-antiquark pairs and their sequential string-breaking taking place through the event horizon of the color confinement determines freezeout temperature and gives a plausible interpretation of the…

General Physics · Physics 2017-01-17 Abdel Nasser Tawfik , Hayam Yassin , Eman R. Abo Elyazeed

Thermal fluctuations strongly modify the large length-scale elastic behavior of crosslinked membranes, giving rise to scale-dependent elastic moduli. While thermal effects in flat membranes are well understood, many natural and artificial…

Soft Condensed Matter · Physics 2013-02-19 Jayson Paulose , Gerard A. Vliegenthart , Gerhard Gompper , David R. Nelson

Temperature dependent relativistic mean-field (RMF) plus BCS approach has been used for the first time to investigate the anti-bubble effect of the temperature and deformation in the light, medium-heavy and superheavy nuclei. Influence of…

Nuclear Theory · Physics 2019-01-30 G. Saxena , M. Kumawat , Mamta Aggarwal