Receptor Function and Response of Semiconductor Gas Sensor

<table>Normalized response to oxygen, <svg height="10.9125" id="M309" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 27.6 10.9125" width="27.6" xmlns="http://www.w3.org/2000/svg">
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</svg>(N<sub>2</sub>), at two designated temperatures as correlated with <svg height="20.4125" id="M310" style="vertical-align:-5.32956pt" version="1.1" viewbox="0 0 37.0625 20.4125" width="37.0625" xmlns="http://www.w3.org/2000/svg">
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<tspan style="font-size: 12.50px; " x="0" y="0">𝑃</tspan>
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</svg> for two screen-printed SnO<sub>2</sub> thick film devices different in grain size. <svg height="10.325" id="M311" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 11.6875 10.325" width="11.6875" xmlns="http://www.w3.org/2000/svg">
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<g transform="translate(72,-63.74)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑅</tspan>
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</svg>(N<sub>2</sub>); resistance in N<sub>2</sub>.</table>

Journal of Sensors

Receptor Function and Response of Semiconductor Gas Sensor

Figure 18