ELECTRONIC STATES AND TRANSPORT PROPERTIES OF AN n-TYPE δ-FUNCTION DOPING LAYER IN p-TYPE Si G. TEMPEL, F. KOCH, H.P. ZEINDL and I. EISELE J. Phys. Colloques, 48 C5 (1987) C5-259-C5-262 DOI: 10.1051/jphyscol:1987555