Research Article

Sensitivity Analysis of the Surface Acoustic Wave Sensor towards Size-Distributed Particulate Matter

Figure 3

SAW Sensitivity vs. geometric mass mean diameter and geometric standard deviation . (a) PM2.5 with 0.2∼0.6 μm and 2.2. (b) PM10 with 2.5∼6.5 μm and 1.6. (c) PM2.5 with 0.4 μm and 1.8∼2.6. (d) PM10 with 4.5 μm and 1.2∼2.
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