DIACONU, B., VICENTE, A., MUSAT, V. and MARTINS, R. 2011. Improvement of Photovoltaic Cells Efficiency by Reducing Contamination in Single Chamber PECVD System by Passivation with a-Si:H and μc-Si:H Thin Films. The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science. 34, 4 (Dec. 2011), 37-40.