Article ID Journal Published Year Pages File Type
1642212 Materials Letters 2016 4 Pages PDF
Abstract

•Room-temperature ethanol sensing with high sensitivity has been realized.•Self-powered gas sensors have been fabricated, and no external power is needed.•The sensing performance is very high.•New piezo-surface coupling effect of heterostructures.

At room temperature, high sensitivity for detecting ethanol has been achieved from α-Fe2O3/ZnO nanowire piezo-nanogenerator as self-powered gas sensor. Such ethanol sensing can be ascribed to piezo-surface coupling effect of the heterostructured nanocomposites. The results demonstrate a novel approach for room-temperature ethanol sensors and promote the development of self-powered sensing.

Related Topics
Physical Sciences and Engineering Materials Science Nanotechnology
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