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Title: Composite, ordered material having sharp surface features

Patent ·
OSTI ID:1176034

A composite material having sharp surface features includes a recessive phase and a protrusive phase, the recessive phase having a higher susceptibility to a preselected etchant than the protrusive phase, the composite material having an etched surface wherein the protrusive phase protrudes from the surface to form a sharp surface feature. The sharp surface features can be coated to make the surface super-hydrophobic.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
AC05-00OR22725
Assignee:
UT-Battelle, LLC (Oak Ridge, TN)
Patent Number(s):
7,150,904
Application Number:
10/900,248
OSTI ID:
1176034
Country of Publication:
United States
Language:
English

References (5)

From Rolling Ball to Complete Wetting:  The Dynamic Tuning of Liquids on Nanostructured Surfaces journal May 2004
Nanochannel Array Glass journal October 1992
Transformation of a Simple Plastic into a Superhydrophobic Surface journal February 2003
Silicon micromachining using a high-density plasma source journal September 2001
Tunable Superhydrophobic Surfaces Fabricated by Nanosphere Lithography journal April 2004

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