Lehr, Martin; Heinemeyer, Frank; Eidelloth, Stefan; Brendemühl, Till; Kiefer, Fabian; Münster, Daniel; Lohse, Anja; Berger, Miriam; Braun, Nadja; Brendel, Rolf
(Amsterdam : Elsevier, 2013)
We investigate process sequences for obtaining solderable Al/Ni:V/Ag contacts to PERC-type crystalline Si solar cells by in-line Al evaporation. For a high cell efficiency the evaporated aluminum must be annealed at 350 ...