measurements in p+p, p+Au and Au+Au collisions from the STAR ...
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𝛶 measurements in p+p, p+Au and Au+Au collisions from the STAR experiment Zaochen Ye for the STAR Collaboration University of Illinois at Chicago
Outline Ø Quarkonium as a probe of QGP
Ø STAR experiment Ø New 𝛶 measurements at STAR in different systems: q p+p 200 and 500 GeV q p+Au 200 GeV q Au+Au 200 GeV Ø Comparison with LHC results and model calculations Ø Summary and outlook
2/7/17
Zaochen Ye QM2017 Chicago
2
Quarkonia as a thermometer for QGP , 𝛶…
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Bottomonia, compared to charmonia at RHIC: • Regeneration is negligible [A. Emerick, X. Zhao & R. Rapp EPJ A48 (2012) 72]