Charmonium Production at Tevatron, HERA
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M.A. Sanchis-Lozano
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Article
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1999
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Elsevier Science
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English
โ 307 KB
Charmonia hadro-and photo-production are analyzed in the framework of the color-octet model taking into account higher-order effects induced by initial-state radiation of gluons. We argue that color-octet matrix elements obtained from Tevatron data might be reconciled with those extracted from HERA