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Title: Heavy Quarkonium Dissociation Cross Sections in Relativistic Heavy-Ion Collisions

Journal Article · · Physical Review C
OSTI ID:838752

Many of the hadron-hadron cross sections required for the study of the dynamics of matter produced in relativistic heavy-ion collisions can be calculated using the quark-interchange model. Here we evaluate the low-energy dissociation cross sections of J/{psi}, {psi}', {chi}, {Upsilon}, and {Upsilon}' in collision with {pi}, {rho}, and K, which are important for the interpretation of heavy-quarkonium suppression as a signature for the quark gluon plasma. These comover dissociation processes also contribute to heavy-quarkonium suppression, and must be understood and incorporated in simulations of heavy-ion collisions before QGP formation can be established through this signature.

Research Organization:
Thomas Jefferson National Accelerator Facility (TJNAF), Newport News, VA (United States)
Sponsoring Organization:
USDOE Office of Energy Research (ER) (US)
DOE Contract Number:
AC05-84ER40150
OSTI ID:
838752
Report Number(s):
JLAB-THY-02-86; DOE/ER/40150-3277; nucl-th/0106067; TRN: US0501521
Journal Information:
Physical Review C, Vol. 65; Other Information: PBD: 1 Dec 2001
Country of Publication:
United States
Language:
English