TIME RESOLVED STUDY OF NON RADIATIVE RECOMBINATION IN GaAs GaAlAs HETEROSTRUCTURES M.F. PEREIRA Jr., B. SERMAGE, F. ALEXANDRE, J. BEERENS, R. AZOULAY and A.M. JEAN LOUIS J. Phys. Colloques, 48 C7 (1987) C7-413-C7-415 DOI: 10.1051/jphyscol:1987799