Single-layer resist design for 193nm lithography

01 May 1999

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A viable resist for less than or equal to 100nm design rules is available in time for pilot line development of 193nm lithography. This resist has been optimized for specific device layers by engineering its organic chemistry. Practical application has produced 60nm features using 193nm exposure with phase shift masks and a unique antireflective coating technology that tailors thin-film optical properties.