GaN基蓝光LED高亮度化对传统照明光源带来了很大冲击.简述了GaN材料和GaN基蓝光LED器件结构的发展,阐述了为了改善LED性能的一些新措施、LED在照明光源上的应用优势,给出了白光LED的常用制备方法以及最新的研究成果.最后,提出了需要着重解决的问题.
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