Concepedia

A novel Mn<sup>4+</sup>-activated fluoride red phosphor Cs<sub>30</sub>(Nb<sub>2</sub>O<sub>2</sub>F<sub>9</sub>)<sub>9</sub>(OH)<sub>3</sub>·H<sub>2</sub>O:Mn<sup>4+</sup> with good waterproof stability for WLEDs

Yingyuan Chen, Feilong Liu, Ziwang Zhang, Junyu Hong, Jianxin Shi, Jianbang Zhou, Mingmei Wu

Journal of Materials Chemistry C · 2022 · 34 citations · 52 references

DOI

Concepts

Abstract

Due to the presence of Nb 5+ , a Mn 4+ -doped compound (denoted as CNOFM) shows very good waterproof stability, even without any surface modification. Warm WLEDs with a high color rendering index have been fabricated using the CNOFM red phosphor.

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