Eye readable metal hydride based hydrogen tape sensor for health applications

Peter Ngene, Tsveta Radeva, Ruud Westerwaal, Herman Schreuders, Bernard Dam

Research output: Chapter in Book/Conference proceedings/Edited volumeConference contributionScientificpeer-review

5 Citations (Scopus)

Abstract

Using the change in the intrinsic optical properties of YMg-based thin films upon exposure to hydrogen, we observe the presence of hydrogen at concentrations as low as 20 ppm just by a change in color. The eye-visible color change circumvents the use of any electronics in this device, thereby making it an inexpensive H2 detector. The detector shows high selectivity towards H2 in H2-O2-mixtures, and responds within 20 s to 0.25% H2 in the presence of 18% O2.

Original languageEnglish
Title of host publicationPhotonics Applications for Aviation, Aerospace, Commercial, and Harsh Environments V
EditorsBernard C. Kress, Syed H. Murshid, Abraham K. Ishihara, Edgar A. Mendoza, Nicolas Javahiraly, Alex A. Kazemi
PublisherSPIE
ISBN (Electronic)9781628412291
DOIs
Publication statusPublished - 2014
EventPhotonics Applications for Aviation, Aerospace, Commercial, and Harsh Environments V - San Diego, United States
Duration: 18 Aug 201421 Aug 2014

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume9202
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferencePhotonics Applications for Aviation, Aerospace, Commercial, and Harsh Environments V
Country/TerritoryUnited States
CitySan Diego
Period18/08/1421/08/14

Keywords

  • Breath analysis
  • Eye readable sensor
  • Hydrogen sensor
  • Lactose intolerance
  • Tape sensor
  • Thin film
  • Yttriumhydride

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