Table of Contents

Theory of electronic states in amorphous semiconductors.- States in the gap and defects in amorphous semiconductors.- Optical properties of amorphous semiconductors.- Electronic transport in amorphous semiconductors.- Luminescence in amorphous semiconductors.- Spin effects in amorphous semiconductors.- Short-range order in amorphous semiconductors.- Doped amorphous semiconductors.- Amorphous silicon solar cells.- Recent advances.