π介子氘
核实验
2015-05-18 v1
摘要
利用回旋陷阱和高分辨率晶体光谱仪，通过(3p-1s)X射线跃迁，以高统计量重新测量了π介子氘中的强相互作用位移和展宽。初步结果为：位移(-2325±31) meV (排斥性)，展宽(1171+23/-49) meV，这为π介子-氘核散射长度和π介子产生的阈值参数提供了精确值。
引用
@article{arxiv.1002.4277,
title = {Pionic Deuterium},
author = {Th. Strauch and F. D. Amaro and D. F. Anagnostopoulos and P. B"\uhler and D. S. Covita and H. Gorke and D. Gotta and A. Gruber and A. Hirtl and P. Indelicato and E. -O. Le Bigot and M. Nekipelov and J. M. F. dos Santos and Ph. Schmid and S. Schlesser and L. M. Simons and M. Trassinelli and J. F. C. A. Veloso and J. Zmeskal},
journal= {arXiv preprint arXiv:1002.4277},
year = {2015}
}
备注
Conf. Proc. Few Body 19 (FB19), August 31 - September 5, 2009, Bonn, Germany 9 pages, 13 figures