EFFECT OF TEMPERATURE ON OPTICAL PROPERTIES OF GLOW DISCHARGE HYDROGENATED AMORPHOUS SILICON FILMS A. Donnadieu, B. Yous, J.M. Berger, J.P. Ferraton et J. Robin J. Phys. Colloques, 42 C4 (1981) C4-655-C4-658 DOI: 10.1051/jphyscol:19814144