REAL-SPACE TRANSFER IN HETEROJUNCTION FET's : MONTE-CARLO SIMULATION AND ANALYTICAL MODEL M. MOUIS, F. PAVIET-SALOMON, P. DOLLFUS et R. CASTAGNÉ J. Phys. Colloques, 49 C4 (1988) C4-567-C4-570 DOI: 10.1051/jphyscol:19884119