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. 2013 Mar 29;180(7):675–685. doi: 10.1007/s00604-013-0978-7

Scheme 2.

Scheme 2

Reaction mechanism of acetone on ZnO-doped Co3O4 NRs nanomaterial fabricated surfaces over AgE at room temperature. a Main reactive part of sensing reaction, b Reaction proceeded by adsorbing oxygen from reaction system (interior or exterior) in the initial step, c Reaction proceeded by releasing electrons to the reaction medium in the second step