1. Laboratory for Thin Films and Photovoltaics, Empa; Swiss Federal Laboratories for Materials Science and Technology; Ueberlandstrasse 129 CH-8600 Duebendorf Switzerland
2. Bern University of Applied Sciences; Pestalozzistrasse 20 CH-3400 Burgdorf Switzerland
3. Swiss Solar Tools; Solneva SA; Alte Lyssstrasse 2 CH-3270 Aarberg Switzerland
4. Onefive GmbH; In Böden 139 CH-8046 Zürich Switzerland