Optical Transition Probabilities of Er³⁺ Ions in ErBa₃B₉O₁₈ Crystal

Table 2

The spectral parameters for Er³⁺ ions in EBBO crystal.

Transitions	Wavelength (nm)	(s^−1)	(s^−1)	(s)		(10^−18 cm)
^4I13/2 → ^4I15/2	1539	165.28	43.76	4783	1	2.243
^4I11/2 → ^4I15/2	971	233.32		3733	0.87	1.00
^4I11/2 → ^4I13/2	2778	25.85	8.68		0.13	1.212
^4F9/2 → ^4I15/2	650	1583.41		568	0.90	3.03
^4F9/2 → ^4I13/2	1156	68.49			0.04	0.42
^4F9/2 → ^4I11/2	1980	104.75			0.06	1.86
^4F9/2 → ^4I9/2	3448	2.59			0.00	0.14
^4S3/2 → ^4I13/2	844	852.40		983	0.83	2.75
^4S3/2 → ^4I11/2	1212	66.72			0.07	0.44
^4S3/2 → ^4I9/2	1639	97.38			0.10	1.19
^2H9/2 → ^4I15/2	407	1616.62		238	0.38	1.21
^2H9/2 → ^4I13/2	555	2044.55			0.49	2.86
^2H9/2 → ^4I11/2	703	477.28			0.11	1.07
^2H9/2 → ^4I9/2	841	18.100			0.01	0.06
^2H9/2 → ^4F9/2	1089	41.36			0.01	0.22
^4G11/2 → ^4I15/2	376	19505.40
^4D7/2 → ^4I15/2	255	22544.50
^4I9/2 → ^4I13/2	1739	72.16
^4H11/2 → ^4I15/2	519	5420.35
^4F7/2 → ^4I15/2	485	4658.79