Solar cell

Solar cell

  • CN 101,552,295 A
  • Filed: 04/03/2008
  • Published: 10/07/2009
  • Est. Priority Date: 04/03/2008
  • Status: Active Application
First Claim
Patent Images

1. solar cell, it comprises:

  • One silicon chip substrate, the upper surface of this silicon chip substrate is formed with a plurality of concave holes arranged at intervals;

    One back electrode, this back electrode is arranged at the lower surface of described silicon chip substrate, and with this silicon chip substrate surface ohmic contact;

    One doped silicon layer, this doped silicon layer is formed at the inner surface of the shrinkage pool of described silicon chip substrate upper surface;

    One top electrode, this top electrode is arranged at the upper surface of described silicon chip substrate;

    It is characterized in that described top electrode comprises a plurality of wire carbon nano tube structures.

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