由于GaN薄膜有希望应用在紫外或蓝光发光器件、探测器以及高速场效应晶体管、高温电子器件,GaN材料是当前研究的一个焦点.本文简要介绍了GaN薄膜的制备、衬底选择、掺杂、缓冲层、发光机制和表征等方面的最新进展,指出GaN材料进一步发展需要解决的关键技术问题.
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