Table 4 Calculated spontaneous radiation probabilities, branching ratios, and radiative lifetime of Dy: CYA crystal.

From: Structure and spectral properties of Dy3+ doped CaYAlO4 single crystal

Transition

Aed

Amd

A (s−1)

β

τr (ms)

4F9/2 →

4F5/2

4.321

0

 

0.003

0.758

 

6F7/2

6.827

9.038

 

0.012

 
 

6H5/2

5.662

0

 

0.004

 
 

6H7/2, 6F9/2

34.957

14.666

 

0.038

 
 

6F9/2, 6F11/2

39.57

62.250

 

0.100

 
 

6H11/2

48.878

18.961

 

0.051

 
 

6H13/2

672.486

0

 

0.510

 
 

6H15/2

370.951

0

1319

0.281

 

6H13/2 →

6H15/2

36.486

13.038

49.523

1

20.192