The first search for double charged charmoniumlike state production in Upsilon(1S) and Upsilgon(2S) decays and
in e+e- annihilation at sqrt(s)=10.52, 10.58, and 10.867 GeV is conducted
using data collected with the Belle detector at the KEKB asymmetric energy electron-positron collider.
Keyword
High energy physics; Particle physics; Collider physics