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Table 2 Photoluminescent data of all mesoporous materials

From: Functionalized Mesoporous SBA-15 with CeF₃: Eu³⁺ Nanoparticle by Three Different Methods: Synthesis, Characterization, and Photoluminescence

	CeF₃: Eu³⁺	CeF₃: Eu³⁺/SBA-15/SI	CeF₃: Eu³⁺/SBA-15/SS	CeF₃: Eu³⁺/SBA-15/IS
ν_{0 1}(cm⁻¹)	17,006	17,006	17,006	17,006
ν_{0 2}(cm⁻¹)	16,260	16,260	16,260	16,556
ν_{0 3}(cm⁻¹)	15,432	15,432	15,432	15,432
ν_{0 4}(cm⁻¹)	14,472	14,285	14,306	14,306
I ₀₁	942.9	227.5	454.1	159.5
I ₀₂	336.2	85.9	159.8	99.2
I₀₁/I₀₂	2.80	2.65	2.84	1.61
τ (ms)	0.887	0.598	1.224	0.360
1/τ (ms⁻¹)	1.127	1.672	0.817	2.778
A _r	204	177	186	128
A _nr	923	1,495	631	2,650
η(%)	18.1	10.6	22.8	4.6

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