1. K. Emery, K. Zweibel, Measurements done on 3651 cm2 Siemens Solar modules, private communication.
2. K. Zweibel, Thin Solid Films (1999) in preparation.
3. J.F. Guillemoles, L. Kronik, D. Cahen, U. Rau, A. Jasenek, H.W. Schock, J. Phys. Chem. B, (1999) submitted for publication.
4. 2nd World Conf. Photovoltaic Energy Conv., Vienna;Dimmler,1998