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采用改进的垂直无籽晶气相法生长大尺寸高质量的CdSe单晶体要求原料的纯度高.本文根据差热(DTA)和热失重(TG)测试结果,设计出连续抽空区域升华提纯CdSe原料的新方法,用该方法提纯的原料生长出大尺寸、高质量的CdSe单晶体.等离子体质谱仪(ICP-MS)分析结果表明,新方法对CdSe的提纯是有效的,纯化后的原料可以生长出大尺寸高质量的CdSe单晶体.

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