评价函数曲线表明，设计场诱吸收系数变化较大的量子阱材料非常重要。
And the figure of merit shows that the large change of field-induced absorption coefficient is important for the device performance.
因此，SESAM除了其量子阱材料的可饱和吸收效应能启动锁模外，本身的负克尔效应也有助于锁模的自启动。
These reveal that the negative Kerr effect of the SESAM can contribute to the self-starting of mode-locked lasers besides the saturable absorption mechanism.
标签硅锗多量子阱垂直方向子带间吸收色散效应。
SiGe multi quantum Wells normal incidence intersubband absorption dispersion effect.
而在垂直于量子阱平面的方向外加电场可以显著的改变半导体量子阱结构的光学性质（如吸收、反射、光致发光等）。
Electric field applied perpendicularly to the layer of quantum wells can change the optical properties(abstraction, reflection and photoluminescence)of semiconductor quantum well structures.
采用选择区域生长、量子阱混杂和非对称双波导技术制作了电吸收调制器与半导体光放大器和双波导模斑转换器的单片集成器件。
On the basis of the study of the single circular groove guide and symmetric double circular groove guide, a new structure, asymmetric double circular groove guide, has been put forward.
采用选择区域生长、量子阱混杂和非对称双波导技术制作了电吸收调制器与半导体光放大器和双波导模斑转换器的单片集成器件。
On the basis of the study of the single circular groove guide and symmetric double circular groove guide, a new structure, asymmetric double circular groove guide, has been put forward.
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