Subject Area

Physics/Applied Physics

Description

We report on early progress to study the graphene-electrolyte interface of a graphene field effect transistor. When voltages are created between the electrolyte and graphene, a small capacitance develops at this interface which can be measured. However, the exact interactions are not well known. The effect of this lack of knowledge may lead to inconsistencies in the interpretations of data from a GFET.

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Graphene Biosensors

We report on early progress to study the graphene-electrolyte interface of a graphene field effect transistor. When voltages are created between the electrolyte and graphene, a small capacitance develops at this interface which can be measured. However, the exact interactions are not well known. The effect of this lack of knowledge may lead to inconsistencies in the interpretations of data from a GFET.