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Noise consideration for cancer marker detection using nanowire

  • Taiuk Rim
  • , Sungho Kim
  • , Kihyun Kim
  • , Nanki Hong
  • , Jeong Soo Lee
  • , Yoon Ha Jeong
  • , M. Meyyappan
  • , Chang Ki Baek*
  • *Corresponding author for this work
  • Pohang University of Science and Technology
  • NASA Ames Research Center

Research output: Contribution to conferenceConference paperpeer-review

Abstract

In this paper, a method to extract the signal-to-noise ratio (SNR) is proposed for the Si nanowire (Si-NW) biologically-active field-effect transistors (BioFETs). We have fabricated the devices using CMOS compatible process and demonstrated specific alpha fetoprotein (AFP) detection using the monoclonal antibody of AFP. The low-frequency noise was measured to calculate the parameter. Using our method, we calculated the noise equivalent voltage and calculated the SNR. The Si-NW BioFET showed a SNR of 15.1dB. These parameters are useful indicators to evaluate FET-type sensor devices.

Original languageEnglish
Title of host publicationProceedings of the IEEE Conference on Nanotechnology
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages772-775
Number of pages4
ISBN (Electronic)9781479956227
DOIs
StatePublished - 2014.11.26
Event2014 14th IEEE International Conference on Nanotechnology, IEEE-NANO 2014 - Toronto, Canada
Duration: 2014.08.182014.08.21

Publication series

NameProceedings of the IEEE Conference on Nanotechnology
ISSN (Electronic)1944-9399

Conference

Conference2014 14th IEEE International Conference on Nanotechnology, IEEE-NANO 2014
Country/TerritoryCanada
CityToronto
Period14.08.1814.08.21

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

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