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Microfabrication inside capillaries using multiphase laminar flow patterning

Kenis, Paul J. A. and Ismagilov, Rustem F. and Whitesides, George M. (1999) Microfabrication inside capillaries using multiphase laminar flow patterning. Science, 285 (5424). pp. 83-85. ISSN 0036-8075. doi:10.1126/science.285.5424.83. https://resolver.caltech.edu/CaltechAUTHORS:20130821-160722004

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Abstract

The reaction of species in solutions flowing laminarly (without turbulent mixing) inside capillaries was used as the basis for a broadly applicable method of microfabrication. In this method, patterning occurs as a result of transport of reactive species to interfaces within the capillary by laminar flow. A wide range of chemistries can be used to generate structures with feature sizes of less than 5 micrometers and with spatial localization to within 5 micrometers. The method is applicable to the patterning of metals, organic polymers, inorganic crystals, and ceramics on the inner walls of preformed capillaries, using both additive and subtractive processes.


Item Type:Article
Related URLs:
URLURL TypeDescription
http://dx.doi.org/10.1126/science.285.5424.83DOIArticle
http://www.sciencemag.org/content/285/5424/83.longPublisherArticle
ORCID:
AuthorORCID
Ismagilov, Rustem F.0000-0002-3680-4399
Whitesides, George M.0000-0001-9451-2442
Additional Information:© 1999 American Association for the Advancement of Science. Received for publication 9 February 1999. Accepted for publication 15 April 1999. This work was financially supported by the Defense Advanced Research Projects Agency and NSF grant ECS-9729405. Materials Research Science and Engineering Center–shared facilities supported by the NSF under grant DMR-9400396 were used. P.J.A.K. acknowledges the Netherlands Organization for Scientific Research (NWO) for a postdoctoral fellowship. We acknowledge W. Huck and Y. Lu for their help with the atomic force microscopy and scanning electron microscopy experiments.
Funders:
Funding AgencyGrant Number
Defense Advanced Research Projects Agency (DARPA)UNSPECIFIED
NSFECS-9729405
NSFDMR-9400396
Netherlands Organization for Scientific Research (NWO)UNSPECIFIED
Subject Keywords:calcium-phosphate; microemulsions
Issue or Number:5424
DOI:10.1126/science.285.5424.83
Record Number:CaltechAUTHORS:20130821-160722004
Persistent URL:https://resolver.caltech.edu/CaltechAUTHORS:20130821-160722004
Usage Policy:No commercial reproduction, distribution, display or performance rights in this work are provided.
ID Code:40812
Collection:CaltechAUTHORS
Deposited By: Whitney Barlow
Deposited On:28 Aug 2013 22:30
Last Modified:10 Nov 2021 00:09

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