89 citations · 682 across the 40 of their papers we have counts for
29 papers · 1 filter
QCD phase transition at finite isospin density and magnetic field within the three-flavor NJL model
Gaoqing Cao
Previously, the QCD phase transition at finite isospin density and magnetic field was explored within the two-flavor Nambu--Jona-Lasinio model. This work extends the study to the m…
Charged pseudoscalar mesons in a strong magnetic field under the Weinberg model
Gaoqing Cao
Recent lattice QCD simulations have further validated their earlier unusual findings: The lowest energies of charged pseudoscalar mesons and decrease at stronger ma…
QCD phase transition at finite isospin density and magnetic field
Chujun Ke, Gaoqing Cao
The QCD phase transition is explored at finite isospin density and magnetic field within the extended two-flavor Nambu--Jona-Lasinio model. By adopting the Ginzburg-Landau approxim…
Dilepton emission assists the search for the QCD critical point
Gaoqing Cao, Xiaofeng Luo, Weijie Fu
In this work, we propose that dilepton emission rate (DER) could possibly carry the characteristic structures associated with the chiral criticality of the QCD system based on the…
Single-flavor heavy baryons in a strong magnetic field
Gaoqing Cao, Shuang Wu
In this work, we study the properties of single-flavor heavy baryons, and , in a strong magnetic field. For that sake, we simply treat the baryons as qua…
Effects of imaginary and real rotations on QCD matters
Gaoqing Cao
Inspired from perturbative calculations, this work introduces imaginary () and real () rotation effects to the pure gauge potentials simply through variable t…
Topological transition in a parallel electromagnetic field
Gaoqing Cao
In this work, we attack the problem of "chiral phase instability" (PI) in a quantum chromodynamics (QCD) system under a parallel and constant electromagnetic field. The PI re…
First-order QCD transition in a primordial magnetic field
Gaoqing Cao
Recalling the expectation of an extremely strong primordial magnetic field , we recheck transitions among the phases of chiral symmetry restoration (), chiral symmetry brea…
Quarkyonic matter state of neutron stars
Gaoqing Cao
This work extends our previous study of isospin symmetric quarkyonic matter to quarkyonic neutron matter which might be relevant to the inner cores of neutron stars. The vector-iso…
Connecting Theory to Heavy Ion Experiment
Gaoqing Cao, Iurii Karpenko
Only a fraction of all and hyperons detected in heavy ion collisions are produced from the hot and dense matter directly at the hadronization. These hyperons are called…
Macroscopic transports in a rotational system with an electromagnetic field
Gaoqing Cao
In this work, we explore macroscopic transport phenomena associated with a rotational system in the presence of an external orthogonal electromagnetic field. Simply based on the lo…
Gauge independence of pion masses in a magnetic field within the Nambu--Jona-Lasinio model
Jianing Li, Gaoqing Cao, Lianyi He
We investigate the properties of neutral and charged pions in a constant background magnetic field mainly at zero temperature within the Nambu--Jona-Lasinio model. In the previous…
Charged rho superconductor in the presence of magnetic field and rotation
Gaoqing Cao
In this work, we mainly explore the possibility of charged rho superconductor (CRS) in the presence of parallel magnetic field and rotation within three-flavor Nambu--Jona-Lasino m…
A field theoretical model for quarkyonic matter
Gaoqing Cao, Jinfeng Liao
The possibility that nuclear matter at a density relevant to the interior of massive neutron stars may be a quarkynoic matter has attracted considerable recent interest. In this wo…
Effects of a parallel electromagnetic field in three-flavor Nambu--Jona-Lasinio model
Gaoqing Cao
In this work, we explore the ground state of QCD system and the relevant collective modes in a parallel electromagnetic (EM) field within the effective three-flavor Nambu--Jona-Las…
The electromagnetic field effects in in-out and in-in formalisms
Gaoqing Cao
In this work, we compare the effects of electromagnetic (EM) fields on strong coupling systems in two formalisms: in-out and in-in, which are different from each other when a finit…
Rotation induced charged pion condensation in a strong magnetic field: A Nambu--Jona-Lasino model study
Gaoqing Cao, Lianyi He
We investigate the possibility of charged pion condensation in the presence of parallel rotation and magnetic field within the Nambu--Jona-Lasinio model with quarks as the fundamen…
"Splitting" magnetic catalysis effect prevents vacuum superconductivity in strong magnetic fields
Gaoqing Cao
By comparing the two- and three-flavor Nambu--Jona-Lasinio (NJL) models, we demonstrate that the naively expected vacuum superconductivity (VSC) in constant magnetic field ${\bf B}…
Polarization transfer in hyperon decays and its effect in relativistic nuclear collisions
F. Becattini, Gaoqing Cao, Enrico Speranza
We calculate the contribution to the polarization of hyperons in relativistic nuclear collisions at high energy from the decays of and , which are the predomin…
Gravitational Wave from Phase Transition inside Neutron Stars
Gaoqing Cao, Shu Lin
In this work, we propose a new source for gravitational wave (GW) radiation associated with the quantum chromodynamics (QCD) phase transition in the inner cores of neutron stars. T…
Nambu--Jona-Lasinio model in a parallel electromagnetic field
Lingxiao Wang, Gaoqing Cao, Xu-Guang Huang +1
We explore the features of the and chiral symmetry breaking of the Nambu--Jona-Lasinio model without the Kobayashi-Maskawa-'t Hooft determinant term in the presence of a p…
Chiral symmetry breaking in a semi-localized magnetic field
Gaoqing Cao
In this work, I'm going to explore the pattern of chiral symmetry breaking and restoration in a solvable magnetic distribution within Nambu--Jona-Lasinio model. The special semi-lo…
Competition between magnetic catalysis effect and chiral rotation effect
Lingxiao Wang, Gaoqing Cao
In this work, we explore the competition between magnetic catalysis effect and chiral rotation effect in a general parallel electromagnetic field within the effective Nambu--Jona-L…
A quarksonic matter at high isospin density
Gaoqing Cao, Lianyi He, Xu-Guang Huang
Analogous to the quarkyonic matter at high baryon density in which the quark Fermi seas and the baryonic excitations coexist, it is argued that a "quarksonic matter" phase appears…