理论分析认为，该电流峰与超晶格界面的电子反射有关。
It; was believed that the strong photocurrent peak is relevant to electron reflection at interface in superlattice.
现有结果表明，光调制反射光谱方法已经成为研究量子阱中子能级间跃迁过程和检测超晶格微结构等的简便而有效的手段。
It has been demonstrated that the photo-modulation spectroscopy has become one of the most powerful and simplest tools for the investigation of the inter-subband t…
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