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Research Article

Construction of 1D/2D α-Fe2O3/SnO2 Hybrid Nanoarrays for Sub-ppm Acetone Detection

Table 1

Comparison of the acetone sensing properties of MOX-based sensors.

MaterialsTemperature (°C)RH (%)Detection range (ppm)Response () (s/s)Ref.

α-Fe2O3/SnO2 HNAs340200.4–205.37@1 ppm14/70This work
Pt-SnO2 fibers300800.12–33.47@3 ppm15/635
ZnO@ZIF-CoZn nanowire arrays2600–9010–20002.3@10 ppm43/6136
PdO-Co3O4 hollow nanocages350900.4–51.52@1 ppm37
NiO/ZnO hollow spheres275300.8–1001.6@0.8 ppm1/2038
ZnO/CuO inverse opals31093.50.2–501.8@1 ppm7/1311


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