Pulse compressed gratings (PCG) used in chirped-pulse amplification system and based on multi-layer thin film stack are etched with ion-beam and holographic techniques.

应用于啁啾脉冲放大技术中的脉宽压缩光栅是基于多层膜作为基底，利用全息干涉技术和离子束技术刻蚀而成。

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The present invention relates to a multi-stack amorphous silicon solar battery, which adds a transparent reflection film between the stacks and belongs to the thin film solar battery making field.

本发明涉及一种多结叠层非晶硅太阳能电池，在叠层之间增设透明反射膜，属薄膜太阳能电池制造领域。

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