BABAR实验对D0 → π+ π- π0衰变的研究
高能物理 - 实验
2019-08-13 v2
摘要
BABAR合作组测量的D0 → π+ π- π0衰变的Dalitz图显示了具有量子数IG JPC = 0- 0--的末态结构。对Dalitz图的同位旋分析发现，I = 0的贡献约为96%。这种高I = 0贡献是出乎意料的，因为弱相互作用破坏了同位旋。
引用
@article{arxiv.1001.3317,
title = {Study of the D0 --> pi+ pi- pi0 decay at BABAR},
author = {Mario Gaspero},
journal= {arXiv preprint arXiv:1001.3317},
year = {2019}
}
备注
8 pages, 2 figures, talk given at the 13.th International Conference on Hadron Spectroscopy, Tallahassee, FL, USA, November 29 - December 4, 2009. The second version corrects the errors of the amplitudes in the second column of Table 1.