136 citations · 962 across the 44 of their papers we have counts for
45 papers
Tree-Level Interaction Vertices in the Linear Sigma Model with Quarks under Global Rotation
Luis A. Hernández, Eduardo Lazcano, R. Zamora
We derive the tree-level interaction vertices of the linear sigma model with quarks in the presence of global rotation. Starting from the scalar and fermionic field solutions in a…
Scalar propagator in a rotating thermal medium: Consistency checks and applications
Luis A. Hernández, R. Zamora
We derive the scalar propagator in a thermal medium under global rotation without restricting the spacetime points to a common comoving trajectory. The resulting propagator retains…
Chiral first order phase transition at finite baryon density and zero temperature from self-consistent pole masses in the linear sigma model with quarks
Alejandro Ayala, Bruno El-Bennich, Ricardo L. S. Farias +4
We use the two-flavor Linear Sigma Model with quarks as an effective description of QCD to investigate the nature of the chiral phase transition at finite baryon chemical potential…
Strongly interacting matter in extreme magnetic fields
Prabal Adhikari, Martin Ammon, Sidney S. Avancini +58
Magnetic fields are ubiquitous across different physical systems of current interest; from the early Universe, compact astrophysical objects and heavy-ion collisions to condensed m…
Magnetic field dependence of the neutral pion longitudinal screening mass in the linear sigma model with quarks
Alejandro Ayala, Ricardo L. S. Farias, L. A. Hernández +4
We use the linear sigma model with quarks to study the magnetic-field-induced modifications on the longitudinal screening mass for the neutral pion at one-loop level. The effects o…
Magnetic and density effects on the nucleon axial coupling
C. A. Dominguez, M. Loewe, C. Villavicencio +1
Using appropriate QCD finite energy sum rules, we discuss the influence of an external magnetic field and baryonic density on the axial-vector coupling constant . This scena…
Nucleon axial-vector coupling constant in magnetar environments
C. A. Dominguez, Marcelo Loewe, Cristian Villavicencio +1
The nucleon axial-vector coupling constant is studied in the presence of an external magnetic field, and in dense nuclear environments, to emulate nuclear matter in magnetars…
Chiral symmetry restoration in a rotating medium
Irving I. Gaspar, Luis A. Hernández, Renato Zamora
We study the nature of the chiral symmetry restoration within the Yukawa model with spontaneous symmetry breaking. We work with scalar and fermion fields which are subject to the e…
QED Fermions in a noisy magnetic field background
Jorge David Castaño-Yepes, Marcelo Loewe, Enrique Muñoz +2
We consider the effects of a noisy magnetic field background over the fermion propagator in QED, as an approximation to the spatial inhomogeneities that would naturally arise in ce…
Anisotropic photon emission from gluon fusion and splitting in a strong magnetic background I: The two-gluon one-photon vertex
Alejandro Ayala, Jorge David Castaño-Yepes, L. A. Hernández +3
Having in mind the pre-equilibrium stage in peripheral heavy-ion collisions as a possible scenario for the production of electromagnetic radiation, we compute the two-gluon one-pho…
Effective potential and mass behavior of a self-interacting scalar field theory due to thermal and external electric and magnetic fields effects
M. Loewe, D. Valenzuela, R. Zamora
In this article we address the subject of finding the behavior of a charged scalar field under the influence of external constant magnetic and electric fields, perpendicular to…
Renormalons in a scalar self interacting theory: thermal, thermomagnetic and thermoelectric corrections for all values of temperature
M. Loewe, R. Zamora
In this article we revisit the discussion of renormalons in the frame of a scalar self-interacting theory in the presence of thermomagnetic effects, i.e magnetic and therm…
Catalysis and inverse electric catalysis in a scalar theory
M. Loewe, D. Valenzuela, R. Zamora
In this article we explore the phase diagram associated to the symmetry breaking of a scalar self interacting theory, induced by temperature and the presence of an external electri…
Thermomagnetic renormalons in a scalar self-interacting theory
M. Loewe, L. Monje, R. Zamora
In this article we extend a previous discussion about the influence of an external magnetic field on renormalons in a self interacting scalar theory by including now temperature ef…
Fermion propagator in a rotating environment
Alejandro Ayala, L. A. Hernández, K. Raya +1
We apply the exponential operator method to derive the propagator for a fermion immersed within a rigidly rotating environment with cylindrical geometry. Given that the rotation ax…
Magnetic field dependence of the neutral pion mass in the linear sigma model with quarks: The strong field case
Alejandro Ayala, José Luis Hernández, L. A. Hernández +2
We use the linear sigma model with quarks to find the magnetic field-induced modifications to the neutral pion mass at one-loop level. The magnetic field effects are introduced by…
Gluon polarization tensor and dispersion relation in a weakly magnetized medium
Alejandro Ayala, Jorge David Castaño-Yepes, L. A. Hernández +2
We study the polarization and dispersion properties of gluons moving within a weakly magnetized background at one-loop order. To this end, we show two alternative derivations of th…
Magnetic corrections to the boson self-coupling and boson-fermion coupling in the linear sigma model with quarks
Alejandro Ayala, José Luis Hernández, L. A. Hernández +2
We compute the magnetic field-induced modifications to the boson self-coupling and the boson-fermion coupling, in the static limit, using an effective model of QCD, the linear sigm…
Magnetic field dependence of nucleon parameters from QCD sum rules
C. A. Dominguez, Luis A. Hernández, Marcelo Loewe +2
Finite energy QCD sum rules involving nucleon current correlators are used to determine several QCD and hadronic parameters in the presence of an external, uniform, large magnetic…
Fluctuating temperature and baryon chemical potential in heavy-ion collisions and the position of the critical end point in the effective QCD phase diagram
Alejandro Ayala, Saul Hernandez-Ortiz, Luis A. Hernandez +2
We use the linear sigma model with quarks to locate the critical end point in the effective QCD phase diagram accounting for fluctuations in temperature and quark chemical potentia…
Optical Conductivity in an effective model for Graphene: Finite temperature corrections
Horacio Falomir, Enrique Muñoz, Marcelo Loewe +1
In this article, we investigate the temperature and chemical potential dependence of the optical conductivity of graphene, within a field theoretical representation in the continuu…
Thermo-magnetic corrections to - Scattering Lengths in the Linear Sigma Model
Marcelo Loewe, Enrique Muñoz, Renato Zamora
In this article, we extend our previous study of the - scattering lengths under the presence of an external magnetic field, including finite temperature effects. The novelty…
On the critical end point in a two-flavor linear sigma model coupled to quarks
Alejandro Ayala, Luis A. Hernandez, Marcelo Loewe +2
We use the linear sigma model coupled to quarks to explore the location of the phase transition lines in the QCD phase diagram from the point of view of chiral symmetry restoration…
A new perspective for the magnetic corrections to - Scattering Lengths in the Linear Sigma Model
M. Loewe, L. Monje, E. Muñoz +2
In this article, a new perspective for obtaining the magnetic evolution of scattering lengths in the frame of the linear sigma model is presented. When computing the relevant…