A PDMS microfluidic chip with nanostructures for bacteria concentration and fast detection

J. J. Yu, L. D. Xiao, Mo Yang

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

4 Citations (Scopus)

Abstract

This paper presents a new PDMS micro chip with pre-concentration unit by insulated dielectrophoresis and patterned nanoporous membrane for low frequency impedance spectroscopy that has the potential to decrease the time needed to screen industrial and clinical samples for total bacterial content. This device is tested to concentrate Escherichia coli (E. coli) O157:H7 on the microwells with nanoporous membrane from a dilute sample using insulator-based dielectrophoresis (IDEP). Bacteria identification is determined by impedance spectrum of antibody modified nanoporous alumina membrane.
Original languageEnglish
Title of host publicationMEMS 2008 Tucson - 21st IEEE International Conference on Micro Electro Mechanical Systems
Pages272-275
Number of pages4
DOIs
Publication statusPublished - 29 Aug 2008
Event21st IEEE International Conference on Micro Electro Mechanical Systems, MEMS 2008 Tucson - Tucson, AZ, United States
Duration: 13 Jan 200817 Jan 2008

Conference

Conference21st IEEE International Conference on Micro Electro Mechanical Systems, MEMS 2008 Tucson
Country/TerritoryUnited States
CityTucson, AZ
Period13/01/0817/01/08

ASJC Scopus subject areas

  • Mechanical Engineering
  • Electrical and Electronic Engineering
  • Control and Systems Engineering

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