| abstract |
The paste composition of the instant invention consists of silver powder, glass frit, Bi 2 O 3 , metal additives and an organic medium. The present invention is further directed to an electrode formed from the paste composition and a semiconductor device and, in particular, a soar cell comprising such an electrode. The paste compositions provide a solderable electrode, particularly useful for forming solar cell back side buss bars on an aluminum layer that covers the entire back side surface of the solar cell. |