发明授权
US07948096B2 Semiconductor using specific contact angle for immersion lithography 有权
半导体使用特定的接触角进行浸没光刻

Semiconductor using specific contact angle for immersion lithography
摘要:
A semiconductor device having a specific contact angle for immersion lithography is disclosed. The semiconductor device includes a substrate and a top layer disposed on the substrate. The top layer used in an immersion lithography process includes a composition such that a fluid droplet that occurs during the immersion lithographic process and is not part of an exposure fluid puddle, will have a contact angle between about 40° and about 80° with a surface of the top layer.
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