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二维GaAs基光子晶体微腔的制作与光谱特性分析
Authors
叶小玲
彭银生
+6 more
徐波
杨晓红
梁松
牛洁斌
王占国
贾锐
Publication date
1 January 2010
Publisher
Abstract
研究了以InAs量子点为有源区的二维GaAs基光子晶体微腔的设计与制作,测试并分析了室温下微腔的光谱特性.观察到了波长约为1137nm,谱线半高宽度约为1nm的尖锐低阶谐振模式发光峰.我们比较了不同刻蚀条件下光子晶体微腔的发光谱线,结果表明空气孔洞截面的垂直度是影响光子晶体微腔发光特性的重要因素之一.通过调节干法刻蚀工艺,改变空气孔半径与晶格常数的比率,可以在较大范围内调节谐振模式发光峰位置,达到谐振模式与量子点发光峰调谐的目
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Last time updated on 17/10/2017