Abstract
An interesting nickel oxide (NiO) thin film-based hydrogen sensor device, prepared by a low-powered (50 W) radio-frequency (RF) sputtering process, is studied and demonstrated. The studied device shows improved performance including a very high hydrogen sensing response ratio (416 (ΔR/R)), an extremely low detecting limit (<50 ppm H2/air), a high sensing response speed (7 s), a lower operating temperature (350 °C) and a widespread sensing range of hydrogen concentration (50-10,000 ppm H2/air). In addition, the device demonstrates benefits of low cost, easy fabrication and chemical stability. Based on these advantages, therefore, the studied NiO thin film sensor device shows promise for high-performance hydrogen sensing applications.
| Original language | English |
|---|---|
| Pages (from-to) | 729-734 |
| Number of pages | 6 |
| Journal | International Journal of Hydrogen Energy |
| Volume | 40 |
| Issue number | 1 |
| DOIs | |
| Publication status | Published - 2015 Jan 5 |
UN SDGs
This output contributes to the following UN Sustainable Development Goals (SDGs)
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SDG 7 Affordable and Clean Energy
All Science Journal Classification (ASJC) codes
- Renewable Energy, Sustainability and the Environment
- Fuel Technology
- Condensed Matter Physics
- Energy Engineering and Power Technology
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