Novel vapor phase method for making ultra thin conformal films of polytetrafluoroethylene (PTFE)

Sushant Gupta, Arul Arjunan Chakkaravarthi, Rajiv Singh, Jeff Opalko, Deepika Singh

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Ultra-thin conformal polytetrafluoroethylene (PTFE) films were prepared by a novel physical vapor technique i.e., pulsed electron deposition (PED) technique. Prepared PTFE or Teflon thin films show high degree of conformity on patterned substrates. Under optimized deposition conditions the films exhibit superhydrophobicity. The PED processed films were characterized using scanning electron microscopy (SEM) and atomic force microscopy (AFM) micrographs and the surface morphology and the conformal nature of the films were studied. The chemical nature and hydrophobicity were studied by FTIR and contact angle measurements, respectively.

Original languageEnglish
Title of host publicationMaterials Research Society Symposium Proceedings - Deposition on Nonplanar Substrates
PublisherMaterials Research Society
Pages19-24
Number of pages6
ISBN (Print)9781605604220
DOIs
StatePublished - 2007
Externally publishedYes
EventDeposition on Nonplanar Substrates - 2007 MRS Spring Meeting - San Francisco, CA, United States
Duration: 9 Apr 200713 Apr 2007

Publication series

NameMaterials Research Society Symposium Proceedings
Volume992
ISSN (Print)0272-9172

Conference

ConferenceDeposition on Nonplanar Substrates - 2007 MRS Spring Meeting
Country/TerritoryUnited States
CitySan Francisco, CA
Period9/04/0713/04/07

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