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~(90)Rb(T_(1/2)=(158±5)s)is a high yield and short-lived fission product,and it is a sensitive monitor at low burnup.But the relative uncertainty(3.2%)of the decay data of ~(90)Rb tends to be large.Therefore,it is valuable to get the halflife of ~(90)Rb measured more accurately.
~ (90) Rb (T_ (1/2) = (158 ± 5) s) is a high yield and short-lived fission product, and it is a sensitive monitor at low burnup. the decay data of ~ (90) Rb tends to be large.Therefore, it is valuable to get the halflife of ~ (90) Rb measured more accurately.