Real-time 2D pH images by fast scanning light-addressable Potentiometrie sensor system controlled by LabVIEW program

Hui Ling Liu, Yi Ming Chen, Chia Ming Yang, Chao Sung Lai, Chang Ren, Chen Gang Lyu

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

1 Scopus citations

Abstract

Up to now, real-time two dimensional (2D) chemical images are not available in a simple platform, results from big data with low generating rate by complicated process including movement of light source and ultra-low current measurement. A synchronization of all inputs including coordination of scanning step, ac signal of laser spot, and dc bias of LAPS is achieved by a field-programmable gate array (FPGA)-based system and self-developed LabVIEW program. Photocurrent, pH response, 2D pH images of different resolution of Si3N4/SiO2 LAPS can be easily obtained by this system. It could be integrated with microfluidics for a real-time Lab-on-chip with biomedical sensor array.

Original languageEnglish
Title of host publication2015 IEEE SENSORS - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781479982028
DOIs
StatePublished - 31 12 2015
Event14th IEEE SENSORS - Busan, Korea, Republic of
Duration: 01 11 201504 11 2015

Publication series

Name2015 IEEE SENSORS - Proceedings

Conference

Conference14th IEEE SENSORS
Country/TerritoryKorea, Republic of
CityBusan
Period01/11/1504/11/15

Bibliographical note

Publisher Copyright:
© 2015 IEEE.

Keywords

  • 2D image
  • FPGA
  • LAPS
  • LabVIEW

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