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. 2013 Oct 22;13(10):14214–14247. doi: 10.3390/s131014214

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© 2013 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/3.0/).

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Figure 8. — The row–column interface integrated with 128 SnO₂-CNT gas sensors, (a) block diagram, and (b) chip photograph. Reprinted with permission from [175].