Backside failure analysis of GaAs MMIC ASICs F. Beaudoin, D. Carisetti, J. C. Clement, R. Desplats and P. Perdu Eur. Phys. J. Appl. Phys., 27 1-3 (2004) 475-477 Published online: 15 July 2004 DOI: 10.1051/epjap:2004081