Method of forming a gate pattern in a semiconductor device

作者: Jeong-Yel Jang , Sung-Ho Kwak

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摘要: A gate pattern having a critical dimension after an etching process of 60-70 nm may be formed using ArF photoresist as mask by method including sequentially forming oxide layer, electrode anti-reflection coating and layer on semiconductor wafer; exposing developing the layer; mask; removing during over-etching remaining layer.