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20232026
most citedTopological susceptibility and axion potential in two-flavor superconductive quark matter

10 citations · 13 across the 8 of their papers we have counts for

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hep-ph2026

Analysis of regulator and cutoff artifacts in the phase diagram of the quark-meson model

Jonas Stoll, Niklas Zorbach, Lutz Kiefer +3

We study regulator and cutoff artifacts in the quark-meson model at finite temperature and quark chemical potential within the functional renormalization-group approach using the l…

hep-ph2026

Elliptic flow of charm quarks produced in the early stage of pA collisions

Gabriele Parisi, Fabrizio Murgana, Vincenzo Greco +1

We investigate the build-up of elliptic flow of charm quarks produced in the early pre-equilibrium stage of high-energy proton--nucleus collisions. The initial stage is modeled wit…

hep-ph2025

Assessing the Reconstruction of the Critical Line in the QCD Phase Diagram from Imaginary to Real Chemical Potential

Fabrizio Murgana, Marco Ruggieri

We test a technique adopted in the lattice simulations framework, to reconstruct the chiral-phase boundary at real chemical potential, , via extrapolation from imaginary . We…

hep-ph2025★ 2 cited

Topological Susceptibility in the Superconductive Phases of Quantum Chromodynamics: a Dyson-Schwinger Perspective

Fabrizio Murgana, Giorgio Comitini, Marco Ruggieri

We test non-perturbative gluon propagators recently studied in the literature, by computing the topological susceptibility, , of the superconductive phases of Quantum Chromodyna…

hep-ph2024★ 10 cited

Topological susceptibility and axion potential in two-flavor superconductive quark matter

Fabrizio Murgana, David E. Alvarez Castillo, Ana G. Grunfeld +1

We study the potential of the axion, , of Quantum Chromodynamics, in the two-flavor color superconducting phase of cold and dense quark matter. We adopt a Nambu-Jona-Lasinio-lik…

hep-ph2023

Functional Renormalization Group Study of Thermodynamic Geometry Around the Phase Transition of Quantum Chromodynamic

Fabrizio Murgana, Vincenzo Greco, Marco Ruggieri +1

We investigate the thermodynamic geometry of the quark-meson model at finite temperature, , and quark number chemical potential, . We extend previous works by the inclusion o…