Abstract:
A photomask includes a transparent substrate, a mask pattern formed on the substrate, and a protective layer pattern covering side walls of the mask pattern, wherein a top of the protective layer pattern is exposed.
Abstract:
A photomask includes a transparent substrate, a mask pattern formed on the substrate, and a protective layer pattern covering side walls of the mask pattern, wherein a top of the protective layer pattern is exposed.
Abstract:
A reflective photomask blank, a reflective photomask and an integrated circuit device manufactured by using a reflective photomask, include a multi-layered reflection layer; a capping layer on the multi-layered reflection layer and including a first transition metal; a passivation film contacting at least a portion of the capping layer on a side opposite to the multi-layered reflection layer and including a second transition metal and a nitrogen (N) atom; and a light absorption pattern covering a portion of the capping layer.