Research / 2020 / Article / Fig 4

Research Article

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

Figure 4

The high-resolution XPS spectra of SnO2 NSAs, α-Fe2O3 NRs, and α-Fe2O3/SnO2 HNAs: (a) Sn 3d and (b) Fe 2p.

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