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. 2020 Apr 7;8:174. doi: 10.3389/fchem.2020.00174

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Copyright © 2020 Tang, Chen, Zhang, Song, Li and Wang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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The gas response and recovery time characteristics of three different SWCNTs-based gas sensors.