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Journal of Sensors
Volume 2008 (2008), Article ID 254283, 5 pages
http://dx.doi.org/10.1155/2008/254283
Research Article

Titanium Dioxide-Based YX Surface Acoustic Wave Hydrogen Gas Sensors

1School of Electrical and Computer Engineering, RMIT University, Melbourne Victoria 3001, Australia
2Department of Mechanical Engineering, University of Padova, via Marzolo 9, 35131 Padova, Italy
3School of Chemistry, University of Melbourne, Parkville, Victoria 3010, Australia

Received 6 May 2008; Accepted 27 June 2008

Academic Editor: Michele Penza

Copyright © 2008 A. Z. Sadek et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. S. A. Hooker, “Nanotechnology advantages applied to gas sensor development,” in Proceedings of the 5th Annual BCC Nanoparticles Conference, pp. 1–7, New York, NY, USA, October 2002.
  2. O. K. Varghese, D. Gong, M. Paulose, K. G. Ong, and C. A. Grimes, “Hydrogen sensing using titania nanotubes,” Sensors and Actuators B, vol. 93, no. 1–3, pp. 338–344, 2003. View at Publisher · View at Google Scholar
  3. V. Guidi, M. C. Carotta, M. Ferroni et al., “Preparation of nanosized titania thick and thin films as gas-sensors,” Sensors and Actuators B, vol. 57, no. 1–3, pp. 197–200, 1999. View at Publisher · View at Google Scholar
  4. Z. L. Wang, “Nanobelts, nanowires, and nanodiskettes of semiconducting oxides—from materials to nanodevices,” Advanced Materials, vol. 15, no. 5, pp. 432–436, 2003. View at Publisher · View at Google Scholar
  5. S. Choopun, N. Hongsith, S. Tanunchai et al., “Single-crystalline ZnO nanobelts by RF sputtering,” Journal of Crystal Growth, vol. 282, no. 3-4, pp. 365–369, 2005. View at Publisher · View at Google Scholar
  6. L. F. Dong, Z. L. Cui, and Z. K. Zhang, “Gas sensing properties of nano-ZnO prepared by arc plasma method,” Nanostructured Materials, vol. 8, no. 7, pp. 815–823, 1997. View at Publisher · View at Google Scholar
  7. A. M. Ruiz, G. Sakai, A. Cornet, K. Shimanoe, J. R. Morante, and N. Yamazoe, “Cr-doped TiO2 gas sensor for exhaust NO2 monitoring,” Sensors and Actuators B, vol. 93, no. 1–3, pp. 509–518, 2003. View at Publisher · View at Google Scholar
  8. G. C. Mather, F. M. B. Marques, and J. R. Frade, “Detection mechanism of TiO2-based ceramic H2 sensors,” Journal of the European Ceramic Society, vol. 19, no. 6-7, pp. 887–891, 1999. View at Publisher · View at Google Scholar
  9. U. Kirner, K. D. Schierbaum, W. Göepel et al., “Low and high temperature TiO2 oxygen sensors,” Sensors and Actuators B, vol. 1, no. 1–6, pp. 103–107, 1990. View at Publisher · View at Google Scholar
  10. J. Trimboli and P. K. Dutta, “Oxidation chemistry and electrical activity of Pt on titania: development of a novel zeolite-filter hydrocarbon sensor,” Sensors and Actuators B, vol. 102, no. 1, pp. 132–141, 2004. View at Publisher · View at Google Scholar
  11. A. Ruiz, J. Arbiol, A. Cirera, A. Cornet, and J. R. Morante, “Surface activation by Pt-nanoclusters on titania for gas sensing applications,” Materials Science and Engineering C, vol. 19, no. 1-2, pp. 105–109, 2002. View at Publisher · View at Google Scholar
  12. A. J. Ricco and S. J. Martin, “Thin metal film characterization and chemical sensors: monitoring electronic conductivity, mass loading and mechanical properties with surface acoustic wave devices,” Thin Solid Films, vol. 206, no. 1-2, pp. 94–101, 1991. View at Publisher · View at Google Scholar
  13. H. Wohltjen and R. Dessy, “Surface acoustic wave probe for chemical analysis. II. Gas chromatography detector,” Analytical Chemistry, vol. 51, no. 9, pp. 1465–1470, 1979. View at Publisher · View at Google Scholar
  14. B. V. Enüstün and J. Turkevich, “Coagulation of colloidal gold,” Journal of the American Chemical Society, vol. 85, no. 21, pp. 3317–3328, 1963. View at Publisher · View at Google Scholar
  15. D. Buso, J. Pacifico, A. Martucci, and P. Mulvaney, “Advanced Functional Materials,” Journal of Materials Chemistry Articles, vol. 17, pp. 347–354, 2007. View at Google Scholar
  16. P. Mulvaney, L. M. Liz-Marzán, M. Giersig, and T. Ung, “Silica encapsulation of quantum dots and metal clusters,” Journal of Materials Chemistry, vol. 10, no. 6, pp. 1259–1270, 2000. View at Publisher · View at Google Scholar
  17. G. Zhao, S. Utsumi, H. Kozuka, and T. Yoko, “Photoelectrochemical properties of sol-gel-derived anatase and rutile TiO2 films,” Journal of Materials Science, vol. 33, no. 14, pp. 3655–3659, 1998. View at Publisher · View at Google Scholar
  18. Y. U. Ahn, E. J. Kim, H. T. Kim, and S. H. Hahn, “Variation of structural and optical properties of sol-gel TiO2 thin films with catalyst concentration and calcination temperature,” Materials Letters, vol. 57, no. 30, pp. 4660–4666, 2003. View at Publisher · View at Google Scholar
  19. P. Esser and W. Gopel, ““Physical” adsorption on single crystal zinc oxide,” Surface Science, vol. 97, no. 2-3, pp. 309–318, 1980. View at Publisher · View at Google Scholar
  20. D. M. Wilson, S. Hoyt, J. Janata, K. Booksh, and L. Obando, “Chemical sensors for portable, handheld field instruments,” IEEE Sensors Journal, vol. 1, no. 4, pp. 256–274, 2001. View at Publisher · View at Google Scholar