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nucl-th2000
Low Mass Dileptons from Pb+Au Collisions at CERN SPS
Sourav Sarkar, Jan-e Alam, T. Hatsuda
We show that the dilepton spectra measured by the CERES collaboration in Pb + Au interactions for various charge multiplicities can be reproduced by a hadronic initial state with r…
hep-ph2000
Chiral Symmetry Restoration and the sigma-meson
Tetsuo Hatsuda, Teiji Kunihiro
The sigma-meson, which is at best a broad resonance in the vacuum, may suffer a substantial red-shift and appear as a soft and narrow collective mode at finite temperature and bary…