能量范围2E_0=1.04-1.38 GeV内e+e- → π+π-π0过程的研究
高能物理 - 实验
2008-11-26 v1
摘要
在VEPP-2M e+e-对撞机上使用SND探测器进行了e+e-→π+π-π0过程在2E_0从1.04到1.38 GeV能量范围内的研究。观测到一个宽峰，其可见质量M_vis=1220±20 MeV，峰值截面σ_0≈4 nb。该峰可解释为一个类似ω的共振ω(1200)。
引用
@article{arxiv.hep-ex/9910001,
title = {The process $e^+e^-\to\pi^+\pi^-\pi^0$ in the energy range 2E_0=1.04 - 1.38 GeV},
author = {M. N. Achasov and V. M. Aulchenko and S. E. Baru and K. I. Beloborodov and A. V. Berdyugin and A. V. Bozhenok and A. D. Bukin and D. A. Bukin and S. V. Burdin and T. V. Dimova and S. I. Dolinsky and V. P. Druzhinin and M. S. Dubrovin and I. A. Gaponenko and V. B. Golubev and V. N. Ivanchenko and I. A. Koop and P. M. Ivanov and A. A. Korol and S. V. Koshuba and E. V. Pakhtusova and E. A. Perevedentsev and A. A. Salnikov and S. I. Serednyakov and V. V. Shary and Yu. M. Shatunov and V. A. Sidorov and Z. K. Silagadze and A. N. Skrinsky and Y. V. Usov and A. V. Varganov and A. V. Vasilyev and Yu. S. Velikzhanin},
journal= {arXiv preprint arXiv:hep-ex/9910001},
year = {2008}
}
备注
10 pages LATEX and 5 figures