What physical methods are there to remove impurities from silicon water?

Physical method solar cell polysilicon

What physical methods are there to remove impurities from silicon water?

admin on December 28, 2021 0 Comments • Tags: #airblowingmethodtoremoveimpurities #electronbeamvacuummeltingmethod #impuritiesinsilicon

1. Air Blow methodBlow inert gas, high-purity oxygen, hydrogen, nitrogen, argon and water vapor into the silicon water. These gases rise from the silicon water. Each small bubble is equivalent to a “small vacuum chamber”. The partial pressure of H, N, and CO in the bubble is close to zero. Adsorbed to the bubble surface … Read More