From: Synthesis and gas sensing properties of membrane template-grown hollow ZnO nanowires
Sensor | NO2 conc. (ppm) | T (°C) | Response (R a /R g ) | References |
---|---|---|---|---|
Hollow ZnO NWs | 0.1 | 400 | 15.5 | This study |
Hollow ZnO NWs | 10 | 400 | 37.1 | This study |
Branched ZnO NWs | 5 | 300 | 1.06 | [19] |
ZnO-decorated MWCNTs | 10 | 300 | 1.023 | [20] |
ZnO/graphene nanocomposites | 1 | 300 | 12.57 | [21] |
CNT-ZnO nanocomposite | 20 | 250 | 1.19 | [31] |
SnO2-core/ZnO-shell NFs | 5 | 300 | 1.5 | [32] |
SnO2–ZnO–Co NWs | 10 | 300 | 7.48 | [33] |
Zn2SnO4/ZnO nanorods | 1 | 300 | 1.70 | [34] |
ZnO brushes | 50 | 300 | 1.2 | [35] |
ZnGa2O4-core/ZnO-shell NWs | 1 | 250 | 2.6 | [36] |
ZnO nanoparticles | 1 | 150 | 13.7 | [30] |
ZnO nanorods | 50 | 225 | 35 | [37] |
ZnO nanorods | 5 | 175 | 20 | [38] |
ZnO-reduced graphene oxide | 5 | 25 | 2.5 | [39] |
Flower-like ZnO (4.9 m2 g−1) | 100 | 25 | 12.27 | [40] |