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. 2014 Oct 20;9:4879–4891. doi: 10.2147/IJN.S62678

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© 2014 Wang et al. This work is published by Dove Medical Press Limited, and licensed under Creative Commons Attribution – Non Commercial (unported, v3.0) License

The full terms of the License are available at http://creativecommons.org/licenses/by-nc/3.0/. Non-commercial uses of the work are permitted without any further permission from Dove Medical Press Limited, provided the work is properly attributed.

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Fluorescence spectra of YbPO₄:Er,Dy samples.

Notes: The fluorescence spectra of YbPO₄:Er,Dy samples (A) annealed at different temperatures (Yb:Er:Dy =100:2.5:5 for all samples, λ_EX =980 nm) (B) with different doping ratio (annealed at 1,200°C, λ_EX =980 nm).