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Related papers: Finite-temperature effects on D-meson properties

200 papers

We study $D$ and $D_s$ mesons at finite temperature using an effective field theory based on chiral and heavy-quark spin-flavor symmetries within the imaginary-time formalism. Interactions with the light degrees of freedom are unitarized…

High Energy Physics - Phenomenology · Physics 2020-05-27 Glòria Montaña , Àngels Ramos , Laura Tolos , Juan M. Torres-Rincon

We have developed a self-consistent theoretical approach to study the modification of the properties of heavy mesons in hot mesonic matter which takes into account chiral and heavy-quark spin-flavor symmetries. The heavy-light meson-meson…

High Energy Physics - Phenomenology · Physics 2022-02-16 G. Montana

Vacuum and thermal properties of pseudoscalar and vector charm mesons are analyzed within a self-consistent many-body approach, employing a chiral effective field theory that incorporates heavy-quark spin symmetry. Upon unitarization of the…

High Energy Physics - Phenomenology · Physics 2020-11-25 Glòria Montaña , Àngels Ramos , Laura Tolos , Juan M. Torres-Rincon

We address the modification of open heavy-flavor mesons in a hot medium of light mesons within an effective theory approach consistent with chiral and heavy-quark spin-flavor symmetries and the use of the imaginary time formalism to…

High Energy Physics - Phenomenology · Physics 2022-02-16 Gloria Montana , Angels Ramos , Laura Tolos , Juan M. Torres-Rincon

We study the properties of heavy mesons using a unitarized approach in a hot pionic medium, based on an effective hadronic theory. The interaction between the heavy mesons and pseudoscalar Goldstone bosons is described by a chiral…

High Energy Physics - Phenomenology · Physics 2019-10-04 Gloria Montaña , Angels Ramos , Laura Tolos

We have investigated the many-body equations of $D$ and $\bar{B}$ mesons in a thermal medium by applying an effective field theory based on chiral and heavy-quark symmetries. Exploiting these symmetries within kinetic theory, we have…

High Energy Physics - Phenomenology · Physics 2022-12-02 Juan M. Torres-Rincon

Mesons with heavy flavor content are an exceptional probe of the hot QCD medium produced in heavy-ion collisions. In the past few years, significant progress has been made toward describing the modification of the properties of heavy mesons…

High Energy Physics - Phenomenology · Physics 2023-07-10 Gloria Montana , Angels Ramos , Laura Tolos , Juan M. Torres-Rincon

This review provides an overview of thermal effects on hadron properties, focusing on the theoretical frameworks used to describe in-medium modifications of masses, decay widths, and spectral functions. We examine the application of…

Nuclear Theory · Physics 2026-05-06 Juan M. Torres-Rincon , Glòria Montaña

Chiral thermodynamics of charmed mesons is formulated at finite temperature within a $2+1+1$-flavored effective Lagrangian incorporating heavy quark symmetry. The charmed-meson mean fields act as an extra source which breaks the chiral…

High Energy Physics - Phenomenology · Physics 2015-06-22 Chihiro Sasaki

We study the in-medium properties of $D$ and $\bar{D}$ mesons in isospin-asymmetric nuclear matter at finite temperatures using an effective chiral SU(4) model. The interactions of $D$ and $\bar{D}$ mesons with nucleons, scalar isoscalar…

Nuclear Theory · Physics 2010-05-18 Arvind Kumar , Amruta Mishra

We report on our recent work about the description of a meson gas below the chiral phase transition within the framework of Chiral Perturbation Theory. As an alternative to the standard treatment, we present a calculation of the quark…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Gomez Nicola , J. R. Pelaez , A. Dobado , F. J. LLanes-Estrada

This dissertation investigates exotic hadrons with heavy-quark content that may be understood as being generated dynamically from the hadron-hadron interaction. This interaction is derived from a suitable effective Lagrangian and properly…

High Energy Physics - Phenomenology · Physics 2022-07-25 Glòria Montaña

We extend the kinetic theory of $D$ mesons to accommodate thermal and off-shell effects due to the medium modification of the heavy-meson spectral functions. From the Kadanoff-Baym approach we derive the off-shell Fokker-Planck equation…

High Energy Physics - Phenomenology · Physics 2022-02-17 Juan M. Torres-Rincon , Glòria Montaña , Àngels Ramos , Laura Tolos

Chiral thermodynamics of charmed mesons is formulated at finite temperature within a $2+1+1$-flavored effective Lagrangian incorporating heavy quark symmetry. The chiral mass splittings are shown to be less sensitive to the light-quark…

High Energy Physics - Phenomenology · Physics 2015-03-02 Chihiro Sasaki

We review the recent results of heavy meson diffusion in thermal hadronic matter. The interactions of D and B-bar mesons with other hadrons (light mesons and baryons) are extracted from effective field theories based on chiral and…

Nuclear Theory · Physics 2016-02-17 Juan M. Torres-Rincon , Luciano M. Abreu , Daniel Cabrera , Olena Romanets , Laura Tolos

In this work we study the implications of light-quark pionic matter at finite temperatures on the properties of open and hidden charm mesons. The meson-meson interactions are described by means of a chiral unitary approach accounting for…

High Energy Physics - Phenomenology · Physics 2017-10-18 Martin Cleven , Volodymyr K. Magas , Angels Ramos

The one-loop self-energy of the $D$ and $D^*$ mesons in a hot hadronic medium is evaluated using the real time formalism of thermal field theory. The interaction of the heavy open-charm mesons with the thermalized constituents…

Nuclear Theory · Physics 2015-06-17 Sabyasachi Ghosh , Sukanya Mitra , Sourav Sarkar

We evaluate the in-medium $D$ and $\bar D$-meson masses in hot hadronic matter induced by interactions with the light hadron sector described in a chiral SU(3) model. The effective Lagrangian approach is generalized to SU(4) to include…

Nuclear Theory · Physics 2009-11-10 A. Mishra , E. L. Bratkovskaya , J. Schaffner-Bielich , S. Schramm , H. Stöcker

I review recent results from lattice QCD calculations on the in-medium hadron properties. I discuss the thermal dilepton rates, heavy quarkonium properties as well as the chiral and $U(1)_A$ symmetries at finite temperature.

High Energy Physics - Lattice · Physics 2015-06-05 Heng-Tong Ding

We present selected results on the properties of strange and heavy-flavoured mesons in a hot and dense nuclear medium, with emphasis in selfconsistent coupled-channel approaches based on the chiral Lagrangian. In the strangeness sector, we…

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