Jan 28, 2011 #1 L louispq Newbie level 1 Joined Dec 9, 2009 Messages 1 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Activity points 1,286 hi all, I am a beginner of solar cell, here is the thing. We know that during CZ or other process, the silicon has been doped as P type silicon, so the produced wafer is already P type wafer, but Why sometimes we still use Boron to dope the P type wafer to be P+ wafer? what is the purpose of doing this? Thanks:sad:
hi all, I am a beginner of solar cell, here is the thing. We know that during CZ or other process, the silicon has been doped as P type silicon, so the produced wafer is already P type wafer, but Why sometimes we still use Boron to dope the P type wafer to be P+ wafer? what is the purpose of doing this? Thanks:sad: