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arxiv: 0705.2198 · v2 · submitted 2007-05-15 · ✦ hep-lat · hep-ph· nucl-th

Charmonium at high temperature in two-flavor QCD

classification ✦ hep-lat hep-phnucl-th
keywords charmoniumanisotropicawaybelowclosecomputeentropyflavor
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We compute charmonium spectral functions in 2-flavor QCD on anisotropic lattices using the maximum entropy method. Our results suggest that the S-waves (J/psi and eta_c) survive up to temperatures close to 2Tc, while the P-waves (chi_c0 and chi_c1) melt away below 1.2Tc.

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