[2] SOMEDA Y , SATOH H , SOHDA Y , et al. Electron beam cell projection lithography: Its accuracy and its throughput [J]. J. Vac. Sci. Technol. B, 1994, 12(6): 3399-3403.
[4] LIDDLE J A , HARRIOTT L R , NOVEMBRE A E , el al. SCALPEL: A Projection Electron-Beam Approach to Sub-Optical Lithography [R] . New Jersey: Bell Laboratories of Lucent Technologies, 1999.
[5] GALE Morrison. NGL Players Take the Litho Field [EB/OL]. http://www.reed-electronics.com/ electronicnews/article/ CA70113 stt =001&text=ngl. Electronic News, 1999-07 / 2003-12.
[6] BOGART G R, NOVEMBRE A E, KORNBLIT A. 200mm SCALPEL Mask Development [R]. New Jersey: Bell Laboratories of Lucent Technologies, 1999.