Optical absorption studies of ion implanted and amorphous silicon U. Zammit, K.N. Madhusoodanan, M. Marinelli, F. Scudieri, R. Pizzoferrato, F. Mercuri, E. Wendler et W. Wesch J. Phys. IV France, 04 C7 (1994) C7-113-C7-120 DOI: 10.1051/jp4:1994728