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. Author manuscript; available in PMC: 2015 Sep 7.
Published in final edited form as: Anal Methods. 2015 Jun 8;7(17):7095–7105. doi: 10.1039/C5AY00512D

Fig. 7.

Fig. 7

Cyclic voltammograms (d) of acetylcholine (ACh), tryptamine (T), and serotonin (5-HT) on nanopipet electrodes, with molecular structures shown in (a), (b), (c) respectively. Electrode radii are the following: ≈7 nm for ACh, ≈35 nm for 5-HT, ≈19 nm for T. Modified from ref. 37.