Table 1 Branching ratios and decay rates for the relevant transitions of ¹⁷⁴Yb⁺ taken from [21, 22] and citations therein

²P_1/2- ²S_1/2

99.5 %

19.6 MHz

²P_1/2- ²D_3/2

0.5 %

³D[3/2]_1/2- ²D_3/2

1.8 %

4.2 MHz

³D[3/2]_1/2- ²S_1/2

98.2 %

²D_3/2- ²S_1/2

3 Hz