Out of cleanroom, self-assembled magnetic artificial cilia

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Abstract

Micrometer-sized hair-like structures called cilia,are abundant in nature and have various functionalities such as fluid pumping and sensing. Many efforts have been made to mimic the fluid pumping function of cilia, but most of the fabrication processes of these "artificial cilia" are tedious and expensive, hindering their practical applications. In this paper a cost-effective in situ fabrication technique is demonstrated. The cilia are constructed by self-assembly of micron sized magnetic beads and encapsulated with soft polymer coatings. Actuation of the cilia induces an effective fluid flow, and the cilia lengths and distribution can be adjusted by varying magnetic bead concentration and fabrication parameters.

Original languageEnglish
Title of host publication17th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2013
PublisherRoyal Society of Chemistry
Pages787-789
Number of pages3
Volume2
ISBN (Electronic)978-0-9798064-6-9
ISBN (Print)9781632666246
Publication statusPublished - 1 Jan 2013
Event17th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2013 - Freiburg, Germany
Duration: 27 Oct 201331 Oct 2013
Conference number: 17
http://www.microtasconferences.org/microtas2013/

Conference

Conference17th International Conference on Miniaturized Systems for Chemistry and Life Sciences, MicroTAS 2013
Abbreviated titleMicroTAS
Country/TerritoryGermany
CityFreiburg
Period27/10/1331/10/13
Internet address

Keywords

  • Artificial cilia
  • Fabrication
  • Fluid manipulation
  • Microfluidics

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