介绍了利用光盘片进行反射光栅实验的方法。

The experiment of reflected grating with compact disc is introduced in this paper.

youdao

因为纳米颗粒是通过他们的形状来反射光线，所以在光盘的同一位置，根据一系列的颜色的波长的不同，来存贮不同的信息就成为可能。

Because nanoparticles react to light depending on their shape, it was possible to record information in a range of different colour's wavelengths at the same physical location on the disc.

youdao