Table 1 Different SAW Sensors with Different Sensing Layers

From: A new strategy to minimize humidity influences on acoustic wave ultraviolet sensors using ZnO nanowires wrapped with hydrophobic silica nanoparticles

Sample

Sensing layer and construction method

Sample 1

Pristine ZnO NWs

Sample 2

Mixture of ZnO NWs and hydrophobic material

Sample 3

First step hydrophobic layer + second step ZnO NWs layer

Sample 4

First step ZnO NWs layer+ second step hydrophobic layer

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