Two-photon processes at Belle

摘要：

We review recent measurements of pure neutral final state production in the two-photon processes,γγ→π0π0 and ηπ0 at the Belle experiment.In the lower invariant mass region,properties of light scalar mesons are measured by partial wave analysis.In the higher energy region the total and differential cross section are compared with QCD models.

关键词： two-photon cross section resonance

作者: H.Nakazawa

作者单位: National Central University,Chung-Li

会议类型: 国际会议

会议名称: 国际φ电子到ψ电子正负电子碰撞研讨会

会议地点: 北京

会议语种:英文

页码: 801-806

在线出版日期: 2009-10-13（万方平台首次上网日期，不代表论文的发表时间）