Study on Attenuation Properties of Surface Wave of AE Simulation Source Based on OPCM Sensor Element

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/js/volume-2018/6926594/figures/6926594.fig.007a.svgz" name="6926594.fig.007a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>The attenuation curve of the iron plate</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/js/volume-2018/6926594/figures/6926594.fig.007b.svgz" name="6926594.fig.007b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>The attenuation curve of the concrete specimen</td></tr></table>

<div>Relation between peak value and propagation distance.</div>

Journal of Sensors

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Figure 7

Figure 7: Study on Attenuation Properties of Surface Wave of AE Simulation Source Based on OPCM Sensor Element 