Meniscus formation and breakdown of thin polymer films in microchannels

Kahp Y. Suh, Pil Jin Yoo, Hong H. Lee

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

We report for the first time transient behavior of the meniscus of thin polymer films (<100 nm) in microchannels. Because of film-substrate interactions, the minimum meniscus height can keep decreasing as the meniscus develops, and this meniscus-induced reduction in the film thickness can cause an instability across the channel. A simple model can explain the instability satisfactorily.

Original languageEnglish
Pages (from-to)4414-4418
Number of pages5
JournalMacromolecules
Volume35
Issue number11
DOIs
StatePublished - 21 May 2002
Externally publishedYes

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