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The impact of Yb<sup>3+</sup> concentration on multiband upconversion in a single NaYF<sub>4</sub>:Yb/Er microcrystal determined <i>via</i> nanosecond time-resolved spectroscopy

Hanchang Huang, Maohui Yuan, Zhongyang Xing, Wenda Cui, Tongcheng Yu, Shuai Hu, Guomin Zhao, Chuan Guo, Kai Han

Journal of Materials Chemistry C · 2022 · 11 citations · 38 references

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Abstract

In lanthanide-sensitized upconversion (UC) nanomaterials, the typical sensitizer Yb 3+ can significantly modulate the codoped activator (such as Er 3+ ions) to generate multiband transitions.

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