Er3+-doped fluorogallate glass for mid-infrared applications

Tianfeng Xue; Liyan Zhang; Lei Wen; Meisong Liao; Lili Hu

doi:10.3788/COL201513.081602

Journals >Chinese Optics Letters >Volume 13 >Issue 8 >Page 081602 > Article

Chinese Optics Letters
Vol. 13, Issue 8, 081602 (2015)

Er³⁺-doped fluorogallate glass for mid-infrared applications

Tianfeng Xue, Liyan Zhang, Lei Wen, Meisong Liao^*, and Lili Hu^**

Author Affiliations

Shanghai Institute of Optics and Fine Mechanics, Chinese Academy of Sciences, Shanghai 201800, China

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DOI: 10.3788/COL201513.081602 Cite this Article Set citation alerts

Tianfeng Xue, Liyan Zhang, Lei Wen, Meisong Liao, Lili Hu. Er³⁺-doped fluorogallate glass for mid-infrared applications[J]. Chinese Optics Letters, 2015, 13(8): 081602 Copy Citation Text

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Fig. 1. Raman spectrum of GaOF0 sample at room temperature.

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Fig. 2. Transmittance spectrum and the calculated absorption spectrum of GaOF0 at room temperature.

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Fig. 3. Absorption spectrum of GaOF5 sample. Inset, 2.71 μm emission of GaOF5 at room temperature.

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Fig. 4. (a) Calculated absorption and emission spectra corresponding to the Er3+:I11/24→I13/24 transition; (b) calculated gain cross-section with various P values ranging from 0 to 1 for the Er3+:I11/24→I13/24 transition of GaOF5.

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Glass	$Ω_{2}$ ( $10^{- 20} {cm}^{2}$ )	$Ω_{4}$ ( $10^{- 20} {cm}^{2}$ )	$Ω_{6}$ ( $10^{- 20} {cm}^{2}$ )	$Ω_{4} / Ω_{6}$	$A$ ( $s^{- 1}$ )	$β$ (%)	$σ_{em}$ ( $10^{- 20} {cm}^{2}$ )	References
Fluoride (ZBLAN)	3.27	1.3	1.75	0.74	28.8	15.85	0.656	[4]
Fluorophosphate	5.14	1.02	0.91	1.12	22.16	17.63	0.657	[24]
Chalcohalide	6.37	1.41	0.73	1.93	48.4	16.6	0.66	[30]
Germanate	7.23	2.75	1.17	2.35	65.26	16.01	0.953	[36]
Tellurite	4.38	3.05	1.04	2.93	50.02	18.36	0.814	[36]
GaOF5	4.17	1.07	0.46	2.33	25.89	21.71	1.04	This work

Table 1. J–O Intensity Parameters, Calculated Spontaneous Radiative Probability, Fluorescence Branching Ratio, and Calculated Emission Cross Section of Er3+:I11/24→I13/24 in Various Glasses

Tianfeng Xue, Liyan Zhang, Lei Wen, Meisong Liao, Lili Hu. Er³⁺-doped fluorogallate glass for mid-infrared applications[J]. Chinese Optics Letters, 2015, 13(8): 081602

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