Modeling of Sensing Layer of Surface Acoustic-Wave-Based Gas Sensors

Author:

Karimi Hediyeh1,Rahmani Rasoul2,Akbari Elnaz1,Darabi Ali Cheloee3,Rahmani Meisam1,Ahmadi Mohammad Taghi4,Anbari Saba1

Affiliation:

1. Universiti Teknologi Malaysia, Malaysia

2. Swinburne University of Technology, Australia

3. Iran University Science and Technology, Iran

4. Universiti Teknologi Malaysia, Malaysia & Urmia University, Iran

Abstract

Industrial activities have polluted the atmosphere very rapidly in these days. There are a various varieties of air pollutants having a strong effect on human health as well as on climate and specially environment, such as nitrogen dioxide (NO2), oxides of carbon (COx) and hydrocarbons. The World Health Organization (WHO) estimates that each year about 4.6million people die directly from causes of air pollution that will be a serious threat to human health. Therefore, there is a growing demand towards highly sensitive, cheap, low consumption, user-friendly devices which could monitor the quality of air indoor and outdoor areas for protecting human health. It is proved to be an efficient and economically feasible alternative for measuring different gas concentrations.

Publisher

IGI Global

Reference43 articles.

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2. 3D FE simulation of H2 SAW gas sensor

3. Surface Acoustic Wave devices and their sensing capabilities

4. Ballantine, D. S., Jr., White, R. M., Martin, S. J., Ricco, A. J., Zellers, E. T., Frye, G. C., & Wohltjen, H. (1996). Acoustic wave sensors: Theory, design, & physico-chemical applications. Academic Press.

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