Project supported by the National Natural Science Foundation of China(Grant Nos.11274254,11147108,10979007,U1331122,and U1332206);in part by the National Basic Research Program of China(Grant No.2013CB922200)
Weak- and hyperfine-interaction-induced 1 s2s 1S0→ 1S2 1 S0 E 1 transition rates for the isoelectronic sequence of Helike ions have been calculated using the multi-configuration Dirac-Hartree-Fock (MCDHF) and rela...