Disclosed is an electrophotographic member having at least a supporter and a photoconductor layer formed mainly of amorphous silicon, characterized in that the amorphous silicon contains at least 50 atomic-% of silicon and at least 1 atomic-% of hydrogen as an average within the layer, and that a part...http://www.google.fr/patents/US4365013?utm_source=gb-gplus-shareBrevet US4365013 - Electrophotographic member