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Adsorption-free microparticle manipulation using 3d optoelectronic tweezers composed of double photoconductive layers

  • Hyundoo Hwang
  • , Youngjae Oh
  • , Jae Jun Kim
  • , Yong Je Choi
  • , Wonjae Choi
  • , Je Kyun Park
  • , Se Hwan Kim
  • , Jin Jang

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

Abstract

We report a three-dimensional optoelectronic tweezers (3D OET) composed of two photoconductive layers for adsorption-free manipulation via three-dimensional trapping and vertical focusing of microparticles. This paper demonstrates that vertical focusing of microbeads via 3D OET prevents non-specific interactions between the particles and surfaces of the device, and provides increased efficiency of particle trapping and manipulation.

Original languageEnglish
Title of host publicationProceedings of the 11th International Conference on Miniaturized Systems for Chemistry and Life Sciences, uTAS 2007
EditorsJean-Louis Viovy, Patrick Tabeling, Stephanie Descroix, Laurent Malaquin
PublisherChemical and Biological Microsystems Society
Pages364-366
Number of pages3
ISBN (Electronic)9780979806407
Publication statusPublished - 2007
Event11th International Conference on Miniaturized Systems for Chemistry and Life Sciences, uTAS 2007 - Paris, France
Duration: 7 Oct 200711 Oct 2007

Publication series

NameProceedings of the 11th International Conference on Miniaturized Systems for Chemistry and Life Sciences, uTAS 2007

Conference

Conference11th International Conference on Miniaturized Systems for Chemistry and Life Sciences, uTAS 2007
Country/TerritoryFrance
CityParis
Period7/10/0711/10/07

Bibliographical note

Publisher Copyright:
© 2007 CBMS.

Keywords

  • Dielectrophoresis
  • Lab-on-a-display
  • Optoelectronic tweezers (OET)
  • Three-dimensional optoelectronic tweezers (3D OET)

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