A versatile and readily scalable approach to fabricate a cheap and sensitive paper gas sensor is described. Chemically acidified single-walled carbon nanotubes are assembled in paper, forming continuous sensing arrays with a low detection limit and high detection selectivity for ammonia gas. Copyright © 2013 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
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Wang, J., Zhang, X., Huang, X., Wang, S., Qian, Q., Du, W., & Wang, Y. (2013). Forced assembly of water-dispersible carbon nanotubes trapped in paper for cheap gas sensors. Small, 9(22), 3759–3764. https://doi.org/10.1002/smll.201300655