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26–30 Jul 2021
Shangshan Hotel, Building 9
Asia/Shanghai timezone

电荷相关的横动量差异对寻找手征磁性波实验的背景影响

Not scheduled
15m
Conference Hall (Shangshan Hotel, Building 9)

Conference Hall

Shangshan Hotel, Building 9

33 Changlingnan Road, Guanshan Lake District, Guiyang, China

Speaker

文雅 吴 (复旦大学现代物理研究所)

Description

手征磁性波(CMW)所带来的电四极矩可以通过测定各向异性流(v2)与电荷不对称度(Ach)之间的线性关系来确定其是否存在。在实验中,这一观测量是由大量背景效应主导的,其中包括正负粒子的横动量(pT)由探测器的接收度限制造成与Ach之间存在的线性关系对实验的背景贡献。利用PITHIA模型中的弦断裂机制,可以确定Ach-pT的线性关系来自于局域电荷守恒效应(LCC)。在不同的能动量窗口下,Ach-pT线性关系的背景贡献也不同。本研究对CMW的实验的背景提供了新的思路,能够帮助理解实验的观测量。

Primary author

文雅 吴 (复旦大学现代物理研究所)

Co-authors

Liang Zheng (China University of Geosciences (Wuhan)) Yu-Gang Ma (Shanghai Institute of Applied Physics, CAS) 淳正 王 (Shanghai Institute of Applied Physics) 齐烨 寿 (复旦大学)

Presentation materials

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