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溶剂热法制备太阳电池用nayf4:yb3+,?er3+纳米上转换材料

Keywords: 无机非金属材料,溶剂,去离子水,乙醇,乙二胺四乙酸二钠(edta),上转换

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Abstract:

?用溶剂热法合成yb3+、er3+共掺的nayf4纳米上转换材料,研究了去离子水、乙醇两种反应溶剂对材料性能的影响.用x射线衍射光谱、扫描电镜和荧光光谱等测试手段对材料性能进行了对比分析.结果表明:以乙醇为溶剂并加入一定比例的edta,所制备的上转换材料能发射较强的、可被太阳电池吸收的可见光.

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