Tag: Improved Siemens process equipment used
Improved Siemens method to manufacture solar cell polysilicon
In 1955, Siemens successfully developed the process technology of using H to reduce SiHCl3 to deposit silicon on a silicon core heating element, and built a factory in 1957 for industrial-scale production, which is commonly referred to as the Siemens method. Based on the Siemens process, it was further improved later, adding a reduction tail … Read More