Journal of Nanomaterials / 2017 / Article / Fig 3

Research Article

CO Gas-Induced Resonance Frequency Shift of ZnO-Functionalized Microcantilever in Humid Air

Figure 3

Scanning electron micrograph of ZnO sensitive layer. The inset is a zoomed-in image of hexagonal shape of ZnO. The yellow character “A” indicates EDS sensing position.

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