The CdS grains were firstly prepared by CBD, then polycrystalline thin films of CdS were formed on the plane glass by vacuum evaporation.

• 硫化镉薄膜是用化学沉积法制备的胶体颗粒,然后再通过真空蒸发法在平面玻璃上形成的多晶薄膜。