A thick film paste composition for {HEAD ~ use} in forming {TAIL ~ an electrical connection} in a photovoltaic device comprising a semiconductor substrate having at least one insulating layer on a main surface thereof, the composition comprising: 
A thick film paste composition for { HEAD ~ use } in forming { TAIL ~ an electrical connection } in a photovoltaic device comprising a semiconductor substrate having at least one insulating layer on a main surface thereof , the composition comprising :
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