NEMS/MEMS cantilever-based biosensors: Addressing the open issues

Y. Nemirovsky, A. Shemesh, S. Stolyarova

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

Abstract

The impressive developments in micro / nano-electro-mechanical-systems (MEMS; NEMS) have led to a new class of chemical and biological sensors based on micro and nano cantilevers. This work focuses on fabrication challenges of flat cantilevers exhibiting well-controlled, uniform and reproducible mechanical performance. Our experimental study is based on cantilevers made of crystalline silicon (c-Si), using SOI wafers as the starting material and using bulk micromachining. Experimental results on fabrication and characterization of composite porous silicon-crystalline silicon microcantilevers made of SOI wafers are also presented, where the porous silicon surface provides an excellent interface for immobilization of the biosensing layer. The optimal geometric design of microcantilevers depending on the application as well on the selected sensing mode (static or dynamic) is considered. The innovative aspects and open issues of NEMS/MEMS cantilever-based biosensors are addressed.

Original languageEnglish
Title of host publicationMEMS, MOEMS, and Micromachining III
DOIs
StatePublished - 2008
EventMEMS, MOEMS, and Micromachining III - Strasbourg, France
Duration: 9 Apr 200810 Apr 2008

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume6993
ISSN (Print)0277-786X

Conference

ConferenceMEMS, MOEMS, and Micromachining III
Country/TerritoryFrance
CityStrasbourg
Period9/04/0810/04/08

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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