Reduction of Space Charge Recombination Current with a Self Passivated GaAlAs/GaInP/GaAs HBT Structure R. Bourguiga, J.F. Palmier et C. Dubon-Chevallier J. Phys. III France, 7 11 (1997) 2153-2157 DOI: 10.1051/jp3:1997247