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Direct Photon Production in Proton-Nucleus and Nucleus-Nucleus Collisions
direct photons nuclear suppression gluon shadowing
2011/7/21
Prompt photons produced in a hard reaction are not accompanied with any final state interaction, either energy loss or absorption. Therefore, besides the Cronin enhancement at medium transverse moment...
ηc Diffractive Production in the Direct Photon Process
diffractive factorization color-octet
2007/8/15
2003Vol.40No.4pp.457-460DOI:
ηc Diffractive Production in the Direct Photon Process
YAN Zhan-Yuan,1 DUAN Chun-Gui,2,5 and LI Guang-Lie3,4,5
1 Department of Applied Phys...