Sahoo, B. K; Das, B. P; Chaudhuri, R. K; Mukherjee, D; Timmermans, R. G. E; Jungmann, K
(The American Physical Society, 2007-10)
The present work tests the suitability of the narrow transitions 7s 2S1/2-->6d 2D3/2 and 7s 2S1/2-->6d 2D5/2 in Ra+ for optical frequency standard studies. Our calculations of the lifetimes of the metastable 6d states ...