发明名称 METHOD FOR CORRECTING MASK FOR EUV EXPOSURE, AND MASK FOR EUV EXPOSURE
摘要 A method for repairing a mask for EUV exposure, which includes: a Mo/Si multi-layer film including a molybdenum layer and a silicon layer and being deposited on a substrate; a protection film formed on the Mo/Si multi-layer film; and a absorption film formed on the protection film, includes: specifying a position of a defect of the Mo/Si multi-layer film in an exposed area of the protection film where the protection film is exposed from the absorption film; and irradiating light beam, of which a diameter is narrowed down to be or less than a wavelength of EUV exposure light, onto an area covering the position of the defect in a plan view of the mask for EUV exposure to form a plurality of holes on a top surface of the mask for EUV exposure, the maximum width of the holes being equal to or less than the wavelength.
申请公布号 KR20130123447(A) 申请公布日期 2013.11.12
申请号 KR20137024510 申请日期 2012.03.22
申请人 TOPPAN PRINTING CO., LTD. 发明人 LAMANTIA MATTHEW JOSEPH
分类号 H01L21/027;G03F1/24;G03F1/72 主分类号 H01L21/027
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