Gallium arsenide cells of laboratory efficiency up to 21 %, 18 % up to mass production.

砷化镓电池的实验室效率可达21%, 批量生产可达18%.

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This was really exciting because the low - loss region is right at the gallium - arsenide laser emission band.

这实在令人振奋,因为低损耗窗口正处于砷化镓激光器的发光波段.

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Some common intrinsic semiconductors are single crystals of silicon, germanium, and gallium arsenide.

常用的本质半导体是硅 、 锗以及砷化镓等的单晶.

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