Charmonia Review of Particle Physics, Phys. Lett. B 667 (2008) 1 - PowerPoint PPT Presentation

Charmonia Review of Particle Physics, Phys. Lett. B 667 (2008) 1

Bottomonia Review of Particle Physics, Phys. Lett. B 667 (2008) 1

Hints from lattice QCD Heavy quark free energy vacuum free energy screening O.Kaczmarek, PoS CPOD07 (2007) 043

Hints from lattice QCD 2.5 3 J/psi psi’ bound state radii ! 2.5 2 2 1.5 R[fm] R[fm] 1.5 1 1 0.5 0.5 0 0 1 1.2 1.4 1.6 1.8 2 2.2 1.04 1.06 1.08 1.1 1.12 1.14 1.16 1.18 1.2 T/T c T/T c 1.6 1 J/psi psi’ 0.9 binding energies " 1.4 0.8 1.2 0.7 1 0.6 ! E[GeV] ! E[GeV] 0.8 0.5 0.4 0.6 0.3 0.4 0.2 0.2 0.1 0 0 1 1.2 1.4 1.6 1.8 2 2.2 1.04 1.06 1.08 1.1 1.12 1.14 1.16 T/T c T/T c H.Satz, J. Phys. G 32 (2006) R25

Charmonia: experimental detection Dimuon yield in Pb-Pb collisions at = 17 .3 GeV √ s NN NA50 Collaboration data, plot taken from O.Drapier’ s lecture in Torino, Dec.2008

J/ ψ suppression in HIC (1) Suppression… with respect to the dimuon continuum (so what?) NA38 Collaboration data, plot taken from O.Drapier’ s lecture in Torino, Dec.2008

“Normal” J/ ψ suppression in HIC σ J / ψ pA = σ J / ψ σ J / ψ pA = σ J / ψ vs. NN A e − σ abs � ρ L � NN × A α data from various SPS collaborations, plot from O.Drapier’ s lecture in Torino, Dec.2008

“Normal” J/ ψ suppression in HIC σ J / ψ pA = σ J / ψ σ J / ψ pA = σ J / ψ vs. NN A e − σ abs � ρ L � NN × A α data from various SPS collaborations, plot from O.Drapier’ s lecture in Torino, Dec.2008

“Normal” J/ ψ suppression in HIC σ J / ψ pA = σ J / ψ σ J / ψ pA = σ J / ψ vs. NN A e − σ abs � ρ L � NN × A α data from various SPS collaborations, plot from O.Drapier’ s lecture in Torino, Dec.2008

“Normal” J/ ψ suppression in HIC σ J / ψ pA = σ J / ψ σ J / ψ pA = σ J / ψ vs. NN A e − σ abs � ρ L � NN × A α σ abs (J/ ψ ) = 4.18 ± 0.35 mb data from various SPS collaborations, plot from O.Drapier’ s lecture in Torino, Dec.2008

J/ ψ , ψ ’ suppression in HIC (2) “Normal” ( ) + “anomalous” suppressions! σ abs ; σ abs (J / ψ ) � = σ abs ( ψ ′ ) anomalous suppression in smaller systems: sequential melting? ψ ′ data from NA50 & NA51 Coll., plot taken from O.Drapier’ s lecture in Torino, Dec.2008

J/ ψ suppression in HIC (3) data from SPS collaborations, plot taken from O.Drapier’ s lecture in Torino, Dec.2008

J/ ψ suppression in HIC (4) Let’ s change the reference, to emphasize the anomalous suppression. data from SPS collaborations, plot taken from O.Drapier’ s lecture in Torino, Dec.2008

J/ ψ suppression in HIC (4a) Let’ s change the abscissa… data from SPS collaborations, plot taken from O.Drapier’ s lecture in Torino, Dec.2008

J/ ψ suppression in HIC (4a) Let’ s change the abscissa again… data from SPS collaborations, plot taken from O.Drapier’ s lecture in Torino, Dec.2008

J/ ψ suppression in HIC (5) PHENIX data: Phys. Rev. Lett. 98 (2007) 232301 NA60 data: Phys. Rev. Lett. 99 (2007) 132302