Enhancement on concentration quenching threshold and upconversion luminescence of β-NaYF4:Er3+/Yb3+ codoping with Li+ ions

Yanli Ding, Xiaodan Zhang, Haibo Gao, Shengzhi Xu, Changchun Wei, Ying Zhao

Journal of Alloys and Compounds · 2014 · 57 citations · 19 references

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