A scenario for high accuracy τ mass measurement at BEPC-II

被引:9
作者
Achasov, M. N. [1 ]
Blinov, V. E. [1 ]
Cai Xiao [2 ]
Fu Cheng-Dong [2 ]
Harris, F. A. [3 ]
Liu, Q. [3 ]
Mo Xiao-Hu [2 ]
Muchnoi, N. Yu [1 ]
Nikolaev, I. B. [1 ]
Qin Qing [2 ]
Shamov, A. G. [1 ]
Todyshev, K. Yu [1 ]
Wang Yi-Fang [2 ]
Zhang Jian-Yong [2 ]
机构
[1] Russian Acad Sci, Budker Inst Nucl Phys, Siberian Branch, Novosibirsk 630090, Russia
[2] Chinese Acad Sci, Inst High Energy Phys, Beijing 100049, Peoples R China
[3] Univ Hawaii, Honolulu, HI 96822 USA
基金
中国国家自然科学基金;
关键词
tau mass; scan optimization uncertainty; COLLIDER; LEPTON; SYSTEM;
D O I
10.1088/1674-1137/36/7/001
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
Scenarios for the T mass measurement at the upgraded Beijing Electron-Positron Collider (BEPC-II) are studied. A nested minimization procedure is used to optimize the data taking plan. It is found that by using five energy points with the total integrated luminosity of 100 pb(-1), the tau mass can be determined with a statistical error of 50 keV.
引用
收藏
页码:573 / 577
页数:5
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