<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The study demonstrates that resistivity of an alumina wafer is highly sensitive to trace concentrations of acetone vapors at room temperature. Though, a thermal pretreatment is necessary to precede the room-temperature sensing of acetone vapors, whilst the sensitiveness increases with the pretreatment temperature. This advocates the alumina being suitable for an adequate acetone sensor in the ppm range. A plausible mechanism of the response is discussed.</p></abstract>

The study demonstrates that resistivity of an alumina wafer is highly sensitive to trace concentrations of acetone vapors at room temperature. Though, a thermal pretreatment is necessary to precede the room-temperature sensing of acetone vapors, whilst the sensitiveness increases with the pretreatment temperature. This advocates the alumina being suitable for an adequate acetone sensor in the ppm range. A plausible mechanism of the response is discussed.

Response of alumina resistance to trace concentrations of acetone vapors at room temperature

Journal of Electrical Engineering

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

The study demonstrates that resistivity of an alumina wafer is highly sensitive to trace concentrations of acetone vapors at room temperature. Though, a...

Response of alumina resistance to trace concentrations of acetone vapors at room temperature

Publié en ligne: 28 sept. 2019

Pages: 122 - 126

Reçu: 19 mars 2019

DOI: https://doi.org/10.2478/jee-2019-0053

Mots clés
gas sensor, chemiresistor, acetone, AlO, alumina

© 2019 Ján Ivančo et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Response of alumina resistance to trace concentrations of acetone vapors at room temperature

Publié en ligne: 28 sept. 2019

Pages: 122 - 126

Reçu: 19 mars 2019

DOI: https://doi.org/10.2478/jee-2019-0053

Mots clésgas sensor, chemiresistor, acetone, AlO, alumina

© 2019 Ján Ivančo et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Mots clés
gas sensor, chemiresistor, acetone, AlO, alumina