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Immersion 浸没式光刻发展背景是怎样的?
2002年,一个根本性的转变发生了。林本坚提出将水引入光刻系统的概念,彻底改变了技术演进的方向。这个构想的核心是利用液体折射率高于空气的特性,缩短光的等效波长。光学分辨率的基本公式是R=k₁·λ/NA,其中λ是光源波长,NA是数值孔径。而数值孔径NA ...
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