Chinese Journal of Quantum Electronics, Volume. 34, Issue 3, 257(2017)

Near-infrared quantum cutting luminescence of Er3+ (10%): tellurium glass

Xiaobo CHEN1,*... Song LI1, Lili HU2, Zhufeng GENG1, Guoying ZHAO3, Kezhi WANG4, Jingfu TAO1, Wei LIN1, Guojian YANG1, and Ping GUO15 |Show fewer author(s)
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    The luminescence and excitation spectra from ultra-violet, visible to infrared and fluorescence lifetime of Er3+ doped tellurium glass are measured. It is found that the excitation spectra of 1532 nm infrared light and 550 nm visible light are very similar in peak shape and peak wavelength. When the concentration of Er3+ ions increases from 0.5% to 10%, the visible luminescence and excitation spectra intensity decrease, and those in infrared increase. The lifetime curve exhibits obvious energy transfer phenomena. Results show that the observed phenomenon is near-infrared quantum cutting luminescence. The up-limits of near-infrared quantum cutting efficiency of two-photons, two-photons, three-photons, three-photons corresponding to 4I9/2, 4F9/2, 4S3/2, 2H11/2 states are respectively 193.8%, 184.8%, 277.9%, 272.6%.

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    CHEN Xiaobo, LI Song, HU Lili, GENG Zhufeng, ZHAO Guoying, WANG Kezhi, TAO Jingfu, LIN Wei, YANG Guojian, GUO Ping. Near-infrared quantum cutting luminescence of Er3+ (10%): tellurium glass[J]. Chinese Journal of Quantum Electronics, 2017, 34(3): 257

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    Paper Information

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    Received: May. 3, 2016

    Accepted: --

    Published Online: Jun. 9, 2017

    The Author Email: Xiaobo CHEN (chen78xb@sina.com)

    DOI:10.3969/j.issn.1007-5461. 2017.03.001

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