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Abstract:
报道了使用石墨烯作为阳极材料的GaN肖特基型紫外探测器.介绍了光敏面为1 mm×1 mm的新型肖特基紫外探测器的制备过程.并对器件进行了响应光谱、I-V特性测试.器件的响应光谱较为平坦,峰值响应度为0.175 A/W;通过对石墨烯进行化学修饰,使峰值响应度增加到0.23 A/W.并根据热电子发射理论,计算出了器件掺杂前后的肖特基势垒高度分别为0.477 eV和0.882 eV,验证了器件性能的提高主要原因是石墨烯功函数的增加.
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半导体光电
ISSN: 1001-5868
Year: 2016
Issue: 1
Volume: 37
Page: 30-35
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 3
Chinese Cited Count:
30 Days PV: 1
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