3He(e,e'p)d与3He(e,e'p)np中不对称的测量
核实验
2014-11-18 v2
摘要
在3He(e,e'p)反应中，测量了靶自旋平行与垂直于动量转移q时的电子-靶不对称A_parallel与A_perpendicular，针对3He的二体与三体破裂两者。在准弹性区，极化电子散射于极化3He，采用平行运动学，利用MAMI的三谱仪装置探测散射电子与击出质子。结果与考虑末态相互作用以及介子交换电流的Faddeev计算相比较。实验确认了三体破裂不对称中末态相互作用的大效应预言，以及二体破裂中几乎可忽略的效应预言。
引用
@article{arxiv.nucl-ex/0505012,
title = {Measurement of the asymmetries in 3He(e,e'p)d and 3He(e,e'p)np},
author = {P. Achenbach and D. Baumann and R. Boehm and B. Boillat and D. Bosnar and C. Carasco and M. Ding and M. O. Distler and J. Friedrich and W. Gloeckle and J. Golak and Y. Goussev and P. Grabmayr and W. Heil and A. Huegli and P. Jennewein and G. Jover Manas and J. Jourdan and H. Kamada and T. Klechneva and B. Krusche and K. W. Krygier and J. G. Llongo and M. Lloyd and M. Makek and H. Merkel and C. Micheli and U. Mueller and A. Nogga and R. Neuhausen and Ch. Normand and L. Nungesser and A. Ott and E. Otten and F. Parpan and R. Perez Benito and M. Potokar and D. Rohe and D. Rudersdorf and J. Schmiedeskamp and M. Seimetz and I. Sick and S. Sirca and R. Skibinski and S. Stave and G. Testa and R. Trojer and Th. Walcher and M. Weis and H. Witala and H. Woehrle},
journal= {arXiv preprint arXiv:nucl-ex/0505012},
year = {2014}
}
备注
accepted by Eur. Phys. Journal A