The system of double quantum wells separated by barriers is suggested for switching and modulation of light. The system has potential for high operational speed and large modulation depth.

中文翻译：

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用于光电调制的双阱异质结构

建议将由势垒分隔的双量子阱系统用于光的切换和调制。该系统具有较高的运行速度和较大的调制深度的潜力。