Mapping of dopant concentrations in photorefractive InP: Fe wafers C. Ozkul, M. A. Abdelghani-Idrissi, S. Jamet, P. Gravey et G. PicoliJ. Phys. III France, 3 7 (1993) 1305-1312DOI: https://doi.org/10.1051/jp3:1993200