ELIMINATION OF TWINNING IN MOLECULAR BEAM EPITAXY OF GaAs/Si and GaAs/INSULATOR C. FONTAINE, J. CASTAGNE, E. BEDEL et A. MUNOZ-YAGUE J. Phys. Colloques, 49 C4 (1988) C4-697-C4-700 DOI: 10.1051/jphyscol:19884146