论文标题

LHC的超递核核冲突中的不一致的$ρ$ MESON光生生产

Incoherent $ρ$ meson photoproduction in ultraperipheral nuclear collisions at the LHC

论文作者

Guzey, V., Kryshen, E., Zhalov, M.

论文摘要

使用Gribov-Glauber模型用于光子核散射,并使用光子的载体结构的媒介中介体优势模型的概括,我们对大型Hadron Collider Kinematics中PB-PB $ PHOPORDUCTION的横截面进行了预测。我们发现,非弹性核阴影的作用是显着的,并导致不一致的横截面抑制25%。将我们的预测与星光蒙特卡洛框架的预测进行比较,我们观察到非常显着的差异。

Using the Gribov-Glauber model for photon-nucleus scattering and a generalization of the vector meson dominance model for the hadronic structure of the photon, we make predictions for the cross section of incoherent $ρ$ photoproduction in Pb-Pb ultraperipheral collisions (UPCs) in the Large Hadron Collider kinematics. We find that the effect of the inelastic nuclear shadowing is significant and leads to an additional 25% suppression of the incoherent cross section. Comparing our predictions to those of the STARlight Monte Carlo framework, we observe very significant differences.

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