BACK CONTACT SUBSTRATE FOR A PHOTOVOLTAIC CELL OR MODULE

摘要

Back contact substrate (1) for a photovoltaic cell comprising a carrier substrate (2) and an electrode (6), the electrode (6) comprising an alloy thin film based on at least two elements, at least one first element MA chosen among copper (Cu), silver (Ag) and gold (Au), and at least one second element MB chosen among zinc (Zn), titanium (Ti), tin (Sn), silicon (Si), germanium (Ge), zirconium (Zr), hafnium (Hf), carbon (C) and lead (Pb).