微波辐射法合成的Y_2O_2S∶Eu^(3+)荧光体的定量相分析  

Quantitative Phase Determination of Y2O2S∶Eu3+ PhosphorSynthesized by Microwave Irradiation Method

作　　者：李沅英[1] 戚濂[1] 崔俊锋 许恩怡 冯小龙[1] 蔡少华[1] 

机构地区：[1]中山大学化学系

出　　处：《稀土》1998年第3期18-21,共4页Chinese Rare Earths

基　　金：广东省自然科学基金

摘　　要：本文应用Ｘ射线衍射Ｋ值法对Ｙ２Ｏ２Ｓ∶Ｅｕ３＋荧光体微波辐射合成产物相进行定量相分析研究，参考物相采用α－Ａｌ２Ｏ３，实验结果表明：在测定范围内最大相对偏差约－２．４％。本法测定微波合成产物相Ｙ２Ｏ２Ｓ快速、简便、实用，对优选微波合成工艺技术参数和研究微波合成过程化学有应用价值。The X-ray diffraction K value method with α-Al2O3 as a reference phase was applied to the quantitative phase analysis of Y2O2S∶Eu3+ phosphor which is synthesized by microwave irradiation method.The result shows that the maximum relative deviation is about 24% in the determined range.This quantitative phase determination method is quick, simple and useful for the parameter choice and chemistry study of the microwave synthesis process.

关 键 词：荧光粉 钇 铕离子 分析 Y2O2S 微波辐射 合成 

分 类 号：TM923.04[电气工程—电力电子与电力传动] TQ133.23[化学工程—无机化工]