Czochralski method

The Czochralski method, also Czochralski technique or Czochralski process, is a method of crystal growth used to obtain single crystals of semiconductors, like silicon.

Schematic diagram

1. 多晶硅和掺杂物的熔化
2. 向熔融物中放入晶种
3. 晶体开始生长
4. 缓慢向上提拉棒，同时棒与下面的坩埚之间以反方向旋转
5. 单晶硅生长完成