Meson correlators above deconfinement
S. Datta, F. Karsch, P. Petreczky, I. Wetzorke
TL;DR
This paper reviews recent advances in analyzing mesonic spectral functions at finite temperatures using lattice QCD, focusing on the challenges posed by lattice artifacts in imaginary time correlator calculations.
Contribution
It provides a comprehensive review of methods and findings related to meson spectral functions above deconfinement, emphasizing lattice artifacts and their impact.
Findings
Identification of lattice artifacts affecting spectral function calculations
Insights into meson behavior above deconfinement temperature
Evaluation of methods to mitigate lattice artifacts
Abstract
We review recent progress in studying spectral functions for mesonic observables at finite temperatures, by analysis of imaginary time correlators directly calculated on isotropic lattices. Special attention is paid to the lattice artifacts present in such calculations.
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