Electronic Nose Based on Nanomaterials: Issues, Challenges, and Prospects

Figure 2

Wealth of interesting nanostructures for potential EN application (a) NPs, (b) nanorods, (c) NWs, (d) nanobelts, (e) nanosheets, and (f) multipods.

(a)

(b)

(c)

(d)

(e)

(f)