Table 2.

The experimental and calculated oscillator strengths and Judd–Ofelt intensity parameters for Ho³⁺ ions in sample TPrHo.

Transition from 5I8 to:	Energy (cm−1)	Oscillator Strength f (10−6)
		fexp	fcal
5I6	8564	0.74	0.95
5I5	11,178	0.18	0.18
5F5	15,427	3.02	2.94
5S2+5F4	18,501	4.13	3.73
5G6	22,051	22.76	22.76
5G5	23,887	3.43	3.56
Ω2 = 3.24-, Ω4 = 1.64-, Ω6 = 1.10 × 10−20 cm2; δrms = 0.19 × 10−6 Ω2 = 6.72-, Ω4 = 2.21-, Ω6 = 8.74 × 10−20 cm2 [24] Ω2 = 1.24-, Ω4 = 7.00-, Ω6 = 2.80 × 10−20 cm2 [28]