As the pH value decreased from 11 to 2, both devices showed a decreasing trend in V th ( Figures 2 c, S6 and S7 ), which resulted from the proton binding onto the residual oxygen functional groups of rGO thin films.
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Enhancing Electrochemical Sensing through Molecular Engineering of Reduced Graphene Oxide-Solution Interfaces and Remote Floating-Gate FET Analysis.
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