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. 2013 Mar 28;7:60. doi: 10.1186/1752-153X-7-60

Figure 1.

Figure 1

Fabrication process and detection mechanism of 4-nitrophenol using codoped Mn2O3-ZnO NPs coated AgE. (a) PdE used as counter electrode, (b) fabrication of uncoated and coated working electrode, AgE by NPs, (c) expected outcome by I-V technique, and (d) detection mechanism of 4-nitrophenol by doped Mn2O3-ZnO NPs/AgE chemo-sensor.