出版社:SISSA, Scuola Internazionale Superiore di Studi Avanzati
摘要:In 1992-2000, new e+e− ! hadrons data were collected in the energy range
0:36 <
p
s < 1:4 GeV with the CMD-2 and SND detectors at the VEPP-2M collider in
Novosibirsk. The status of the R(s) measurement by the CMD-2 group is presented.