PHOTOVOLTAIC CELL AND METHOD OF PRODUCTION THEREOF
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United States of America Patent
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Issued Date -
Jun 5, 2014
app pub date -
Nov 30, 2012
filing date -
Nov 30, 2012
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Abandoned
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Abstract
The present invention relates to a method of forming a metal layer on the surface of a photovoltaic cell by forming a first layer of a first composition on the surface of a silicon substrate and then forming a second layer of a second composition on the first layer, wherein both layers are in electrical contact with each other, the first composition comprises particles comprising or consisting of (i) B, Al, Ga, In, and/or Tl or (ii) P, As, Sb, and/or Bi, the second composition comprises metal particles, and wherein the particles of the first layer have a mean diameter smaller than the mean diameter of the metal particles of the second composition. Further, the present invention also relates to photovoltaic cells and solar modules obtainable using the method of the present invention.
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