Photon Production in High-Energy Heavy-Ion Collisions: Thermal Photons and Radiative Recombination
Hirotsugu Fujii, Kazunori Itakura, Katsunori Miyachi, Chiho Nonaka
TL;DR
This paper analyzes photon production in high-energy heavy-ion collisions, introducing radiative hadronization as a new photon source and performing viscous hydrodynamic calculations for thermal photons at RHIC and LHC.
Contribution
It proposes radiative hadronization as an additional photon source and performs detailed viscous hydrodynamic simulations including event-by-event fluctuations.
Findings
Radiative hadronization contributes significantly to photon yields.
Viscous hydrodynamics with fluctuations accurately models thermal photon production.
The study provides new insights into photon sources in heavy-ion collisions.
Abstract
We present a comprehensive analysis of photon production at RHIC and the LHC, proposing radiative hadronization as an additional photon source in high-energy heavy-ion collisions. For thermal photon, we perform relativistic viscous hydrodynamic calculation with event-by-event fluctuations.
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Taxonomy
TopicsHigh-Energy Particle Collisions Research