Research Article
Direct Fabrication of Reduced Graphene Oxide@SnO2 Hollow Nanofibers by Single-Capillary Electrospinning as Fast NO2 Gas Sensor
Figure 5
(a) Response-recovery curves of rGO@SnO2 with core-shell structure (black line) and graphene (red line) nanofibers. (b) Sensitivity curves of rGO@SnO2 nanofibers for different concentrations of NO2. (c) Selectivity of reduced rGO@SnO2 and graphene nanofibers.
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