BigBite强子谱仪光学标定方法
核实验
2015-03-19 v2
摘要
研究了杰斐逊实验室大接受度磁强子谱仪BigBite的光学标定技术。最一致且最稳定的结果是通过基于奇异值分解的方法获得的。尽管光学系统复杂，但通过单个反向追踪矩阵，已从探测器测量的坐标精确重建了靶上粒子的位置和动量。该技术适用于任何类似的磁谱仪和任何粒子类型。对于0.55 GeV/c的质子，我们确定了顶点分辨率为1.2 cm，角分辨率分别为7 mrad和16 mrad（面内和面外），以及相对动量分辨率为1.6%。
引用
@article{arxiv.1201.1442,
title = {Methods for Optical Calibration of the BigBite Hadron Spectrometer},
author = {M. Mihovilovic and K. Allada and B. D. Anderson and J. R. M. Annand and T. Averett and A. Camsonne and R. W. Chan and J. -P. Chen and K. Chirapatpimol and C. W. de Jager and S. Gilad and D. J. Hamilton and J. -O. Hansen and D. W. Higinbotham and J. Juang and X. Jiang and G. Jin and W. Korsch and J. J. LeRose and R. A. Lindgren and N. Liyanage and E. Long and R. Michaels and B. Moffit and P. Monaghan and V. Nelyubin and B. E. Norum and E. Piasetzky and X. Qian and Y. Qiang and S. Riordan and G. Ron and G. Rosner and B. Sawatzky and M. Shabestari and A. Shahinyan and R. Shneor and S. Sirca and R. Subedi and V. Sulkosky and J. W. Watson and Y. -W. Zhang},
journal= {arXiv preprint arXiv:1201.1442},
year = {2015}
}
备注
26 pages, 13 figures