Solid-state green-light-emitting upconversion coherent random laser in macroporous LiNbO3:Er

Fan Shi; Meng Zhao; Chen Jia; Yufeng Zhao; Shengyong Chen

doi:10.3788/COL201816.011403

Journals >Chinese Optics Letters >Volume 16 >Issue 1 >Page 011403 > Article

Chinese Optics Letters
Vol. 16, Issue 1, 011403 (2018)

Solid-state green-light-emitting upconversion coherent random laser in macroporous LiNbO₃:Er

Fan Shi, Meng Zhao, Chen Jia, Yufeng Zhao, and Shengyong Chen^*

Author Affiliations

Key Laboratory of Computer Vision and System of Ministry of Education, Tianjin Key Laboratory of Intelligence Computing and Novel Software Technology, Tianjin University of Technology, Tianjin 300384, China

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DOI: 10.3788/COL201816.011403 Cite this Article Set citation alerts

Fan Shi, Meng Zhao, Chen Jia, Yufeng Zhao, Shengyong Chen. Solid-state green-light-emitting upconversion coherent random laser in macroporous LiNbO₃:Er[J]. Chinese Optics Letters, 2018, 16(1): 011403 Copy Citation Text

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Emission spectra of the macroporous LN:Er sample at different excitation intensities (30 and 70 kW/cm2, inclination angle: 30°). The inset is an AFM image of the sample.

Fig. 1. Emission spectra of the macroporous LN:Er sample at different excitation intensities (30 and 70 kW/cm2, inclination angle: 30°). The inset is an AFM image of the sample.

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Integrated emission intensity as a function of the excitation intensity on a log-log scale for (a) macroporous and (b) bulk LN:Er. The intensities were integrated from 520 to 570 nm (green-light-emission band). Solid lines are the pertinent linear fits.

Fig. 2. Integrated emission intensity as a function of the excitation intensity on a log-log scale for (a) macroporous and (b) bulk LN:Er. The intensities were integrated from 520 to 570 nm (green-light-emission band). Solid lines are the pertinent linear fits.

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