Method for the production of monocrystalline n-silicon solar cells, and solar cell produced according to such a method

Method for the production of monocrystalline n-silicon solar cells, and solar cell produced according to such a method

  • CN 102,017,165 A
  • Filed: 02/11/2009
  • Published: 04/13/2011
  • Est. Priority Date: 02/15/2008
  • Status: Active Application
First Claim
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1. method that is used to make n type monocrystaline silicon solar cell, described n type monocrystaline silicon solar cell has the p of dorsal part +The nearly n of high doped outwardly of the dorsal part that separates on emitter and the space ++Base region and interdigital dorsal part contact finger structure, described interdigital dorsal part contact finger structure respectively with P +Emitter region and n ++Base region is connected conductively, It is characterized in that,With the aluminium thin layer or contain the dorsal part of aluminium veneer at n type silicon wafer, and then described thin layer is carried out structuring, wherein after the zone of base implant in obtain opening, in another processing step, make aluminium be diffused in the n type silicon wafer emitter layer with structural textureization.

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