The cross sections of e+e-→π+π-hc at center-of-mass energies from 3
The process e+e-→pKS0n̄K-+c.c. and its intermediate processes are s
Using a sample of 448.1×106 ψ(3686) events collected with the BESII
Using e+e- → Λ+cΛ-
To investigate the nature of the φ(3770) resonance and to measure t
Using e+e- annihilation data corresponding to an integrated luminos