Concepedia

Highly efficient red phosphor Cs<sub>2</sub>GeF<sub>6</sub>:Mn<sup>4+</sup> for warm white light-emitting diodes

Zhengliang Wang, Yayun Zhou, Yong Liu, Qiang Zhou, Lijun Luo, Huiying Tan, Qiuhan Zhang, Guo Chen, Jinhui Peng

RSC Advances · 2015 · 59 citations · 25 references

DOI

Concepts

Abstract

Red phosphor Cs<sub>2</sub>GeF<sub>6</sub>:Mn<sup>4+</sup> synthesized by the cation exchange method exhibits an intense red emission with a high colour-purity. The warm WLED fabricated with this phosphor emits an intense white light under 20 mA current excitation.

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