摘要: Selected topics in the investigations of decays of members of the Upsilon family are examined; the confrontation of theory with experiment is not yet adequate. The current evidence regarding the zeta(8322 MeV) is reviewed and futu... 展开 Selected topics in the investigations of decays of members of the Upsilon family are examined; the confrontation of theory with experiment is not yet adequate. The current evidence regarding the zeta(8322 MeV) is reviewed and future directions of study are indicated. 15 references. (ERA citation 10:017405) 收起