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Related papers: Some recent progress on quark pairings in dense qu…

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The ground state of dense up and down quark matter under local and global charge neutrality conditions with $\beta$-equilibrium has at least four possibilities: normal, regular 2SC, gapless 2SC phases, and mixed phase composed of 2SC phase…

High Energy Physics - Phenomenology · Physics 2007-05-23 Mei Huang , Igor Shovkovy

We discuss phases in dense hadronic and quark matter from chiral model approaches. Within PNJL models the phase diagram for various number of colors $N_c$ is studied. How phases are constrained in quantum field theories are also discussed…

High Energy Physics - Phenomenology · Physics 2010-04-30 Chihiro Sasaki

The properties of strange ($K$, $\bar K$ and $\bar K^*$) and open-charm ($D$, $\bar D$ and $D^*$) mesons in dense matter are studied using a unitary approach in coupled channels for meson-baryon scattering. In the strangeness sector, the…

The kinetics of chiral transitions in quark matter is studied in a two flavor Nambu-Jona-Lasinio model. We focus on the phase ordering dynamics subsequent to a temperature quench from the massless quark phase to the massive quark phase. We…

High Energy Physics - Phenomenology · Physics 2015-05-27 Awaneesh Singh , Sanjay Puri , Hiranmaya Mishra

Two kinds of difficulties have challenged the physics community for many years: (1) knowing nature's building blocks (particle physics) and (2) understanding interacting many-body systems (many-body physics). Both of them exist in the…

Astrophysics · Physics 2010-04-14 Renxin Xu

Some features of hot and dense gas of quarks which are considered as the quasi-particles of the model Hamiltonian with four-fermion interaction are studied. Being adapted to the Nambu-Jona-Lasinio model this approach allows us to…

High Energy Physics - Phenomenology · Physics 2011-02-03 S. V. Molodtsov , G. M. Zinovjev

A component of dark energy has been recently proposed to explain the current acceleration of the Universe. Unless some unknown symmetry in Nature prevents or suppresses it, such a field may interact with the pressureless component of dark…

Astrophysics · Physics 2010-05-12 J. F. Jesus , R. C. Santos , J. S. Alcaniz , J. A. S. Lima

A good agreement between a flux tube-based quark model of light baryons (strange and nonstrange) and the $1/N_c$ expansion mass formula has been found in previous studies. In the present work a larger connection is established between the…

High Energy Physics - Phenomenology · Physics 2008-11-26 C. Semay , F. Buisseret , F. Stancu

We make a theoretical and experimental summary of the state-of-the-art status of hot and dense QCD matter studies on selected topics. We review the Beam Energy Scan program for the QCD phase diagram and present the current status of search…

High Energy Physics - Phenomenology · Physics 2021-04-16 Kenji Fukushima , Bedangadas Mohanty , Nu Xu

After pointing out the amazing success of the CKM description in accommodating the phenomenology of flavour changing neutral currents I review the status of theoretical technologies for extracting CKM parameters from data. I sketch novel…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. I. Bigi

The dineutron correlations and the crossover from superfluidity of neutron Cooper pairs in the $^1S_0$ pairing channel to Bose-Einstein condensation (BEC) of dineutron pairs in both symmetric and neutron matter are studied within the…

Nuclear Theory · Physics 2013-04-24 Bao Yuan Sun , Wei Pan

The properties of matter at finite baryon densities play an important role for the astrophysics of compact stars as well as for heavy ion collisions or the description of nuclear matter. Because of the sign problem of the quark determinant,…

High Energy Physics - Lattice · Physics 2017-04-05 Owe Philipsen

We study the phase structures of charge neutral quark matter under the beta-equilibrium for a wide range of the quark-quark coupling strength within a four-Fermion model. A comprehensive and unified picture for the phase transitions from…

High Energy Physics - Phenomenology · Physics 2008-11-26 H. Abuki , T. Kunihiro

At the present time there is a lively debate within the nuclear community concerning the relevance of quark degrees of freedom in understanding nuclear structure. We outline the key issues and review the impressive progress made recently…

Nuclear Theory · Physics 2009-11-13 AW Thomas , PAM Guichon

Elementary particles such as quarks and gluons are expected to be fundamental degrees of freedom at ultra high temperatures or densities, while natural phenomena in our daily lives are described in terms of hadronic degrees of freedom.…

High Energy Astrophysical Phenomena · Physics 2024-12-05 Reiko Harada , Kipp Cannon , Kenta Hotokezaka , Koutarou Kyutoku

This talk summarizes recent progress in lattice QCD for dense quark matter. The emphasis is on the insights obtained from analytical results derived within chiral perturbation theory.

High Energy Physics - Lattice · Physics 2009-12-23 M. P. Lombardo , K. Splittorff , J. J. M. Verbaarschot

A nonlinear chiral SU(3) approach including the spin 3/2 decuplet is developed to describe dense matter. The coupling constants of the baryon resonances to the scalar mesons are determined from the decuplet vacuum masses and SU(3) symmetry…

Nuclear Theory · Physics 2009-11-06 D. Zschiesche , P. Papazoglou , S. Schramm , J. Schaffner-Bielich , H. Stoecker , W. Greiner

We investigate the hadron-quark phase transition in cold neutron stars in light of (i) the observed limits on the maximum-mass of heavy pulsars, (ii) constraints on the tidal properties inferred from the gravitational waves emitted in…

High Energy Astrophysical Phenomena · Physics 2020-09-11 German Malfatti , Milva G. Orsaria , Ignacio F. Ranea-Sandoval , Gustavo A. Contrera , Fridolin Weber

We report progress on nuclear structure functions, especially on their nuclear modifications and a new tensor structure function for the deuteron. To understand nuclear structure functions is an important step toward describing nuclei and…

High Energy Physics - Phenomenology · Physics 2016-04-20 S. Kumano

The phase transition to a deconfined phase is studied and the consequences in the formation of neutron stars are investigated. We use the quark-meson-coupling model for the hadron matter and the MIT Bag model for the quark matter in order…

Nuclear Theory · Physics 2009-11-10 P. K. Panda , D. P. Menezes , C. Providência