Schulte-Huxel, Henning; Blankemeyer, Susanne; Steckenreiter, Verena; Kajari-Schröder, Sarah; Brendel, Rolf
(Amsterdam : Elsevier, 2014)
We demonstrate the laser welding of Al interconnects to the BSF rear-side of screen-printed two-side-contacted solar cells. The Al paste on the rear side of solar cell is laser-welded to an Al foil. This reduces the silver ...