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Hadron suppression: central AuAu (data vs theory)
What does it tell us about the medium ?
dE/dx ≈ 0.25 GeV/fm (expanding)
dE/dx|eff ≈ 7 GeV/fm (static source)
<n> = L/≈ 3 – 4
dNg/dy ~ 900
All models (LPM eloss) expect a moderate increase
of RAA at higher pT (final PHENIX Run-2 p0 data soon)
Notes: