Figure 49.

CNT-based sensing of nerve agents. (a) Chemical structure of molecule 1 sensitive towards DPCP under formation of a quaternary ammonium salt. (b) Schematic of CNTFET with gold electrodes functionalized with 1, and (c) response of CNTFET sensor with and without 1-covered Au-electrodes upon exposure to DCPC. Reproduced with permission from Ref.633. Copyright 2011, American Chemical Society.