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The sensitivity of reduced graphene oxide to H2 and NO2

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

In this paper, we are showing that the reduced graphene oxide could be used as a sensing layer in a chemoresitive gas sensors. The results of the investigation during which the sensing structure was affected by hydrogen and nitrogen dioxide in nitrogen and synthetic air in various temperatures are presented. We have observed that in certain temperature range, the resistance of the sensing structure was increased when hydrogen was in the gas mixture and was decreased when nitrogen dioxide was in the mixture, compared to the state without both gases. Moreover, we are showing that the humidity has no influence for the resistance of structure during the measurements with hydrogen. The measurements of the resistance has also been supplemented by the images of the structure obtained using scanning electron microscopy.

Original languageEnglish
Title of host publication14th Conference on Integrated Optics
Subtitle of host publicationSensors, Sensing Structures, and Methods
EditorsPrzemyslaw Struk, Tadeusz Pustelny
PublisherSPIE
ISBN (Electronic)9781510631502
DOIs
Publication statusPublished - 2019
Event14th Conference on Integrated Optics: Sensors, Sensing Structures, and Methods, IOS 2019 - Szcyzyrk, Poland
Duration: 25 Feb 2019 → 1 Mar 2019

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume11204
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference14th Conference on Integrated Optics: Sensors, Sensing Structures, and Methods, IOS 2019
Country/TerritoryPoland
CitySzcyzyrk
Period25/02/19 → 1/03/19

Keywords

  • Gas sensor
  • Hydrogen
  • Nitrogen dioxide
  • Reduced graphene oxide

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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