论文标题

LHCB超疗法PBPB碰撞和Z生产中Quarkonia生产的LHCB测量值$ P $ PB碰撞

LHCb measurements of Quarkonia Production in Ultraperipheral PbPb collisions and Z production in $p$Pb collisions

论文作者

Li, Hengne, collaboration, LHCb

论文摘要

在研究光子 - 光子和光子 - 核相互作用,核的派对结构以及矢量 - 梅森产生的机制的测量值和矢量产量的机制是重要的价值。 LHCB使用PBPB数据以前快速性数据,研究了超近期碰撞的连贯$ J/ψ$和$ψ(2s)$介子,目前可访问最高的精度。此外,在$ p $ pb碰撞中的$ z $产量的测量为对核内核子的核心结构的党结构提供了新的约束。这里将介绍Quarkonia和$ Z $生产的这些测量,以及与最新理论模型的比较。在研究光子 - 光子和光子 - 核相互作用,核的派对结构以及矢量 - 梅森产生的机制的测量值和矢量产量的机制是重要的价值。 LHCB使用PBPB数据以前快速性数据,研究了超近期碰撞的连贯$ J/ψ$和$ψ(2s)$介子,目前可访问最高的精度。此外,在$ p $ pb碰撞中的$ z $产量的测量为对核内核子的核心结构的党结构提供了新的约束。这里将介绍Quarkonia和$ Z $生产的这些测量,以及与最新理论模型的比较。

Measurements of quarkonia production in ultra-peripheral heavy-ion collisions are of important value to study photon-photon and photon-nucleus interactions, the partonic structure of nuclei, and mechanisms of vector-meson production. LHCb has studied both coherent $J/ψ$ and $ψ(2S)$ mesons in ultra-peripheral collisions using PbPb data at forward rapidity with the highest precision currently accessible. In addition, measurements of $Z$ production in $p$Pb collisions provide new constraints on the partonic structure of nucleons bound inside nuclei. Here will present these measurements of quarkonia and $Z$ production, along with comparisons with the latest theoretical models. Measurements of quarkonia production in ultra-peripheral heavy-ion collisions are of important value to study photon-photon and photon-nucleus interactions, the partonic structure of nuclei, and mechanisms of vector-meson production. LHCb has studied both coherent $J/ψ$ and $ψ(2S)$ mesons in ultra-peripheral collisions using PbPb data at forward rapidity with the highest precision currently accessible. In addition, measurements of $Z$ production in $p$Pb collisions provide new constraints on the partonic structure of nucleons bound inside nuclei. Here will present these measurements of quarkonia and $Z$ production, along with comparisons with the latest theoretical models.

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