Review Article
NiO-Based Gas Sensors for Ethanol Detection: Recent Progress
Table 5
Gas performance of NiO/bimetallic oxide-based composites.
| | Material | Conc. (ppm) | Operating temp (°C) | Response | Response/recovery time (s/s) | LOD (ppm) | References |
| | NiO/LaFeO3 | 10 | 240 | — | 2/9 | — | [138] | | NiO/ZnSnO3 | 20 | 160 | 23.95 | -/- | | [139] |
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