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Electrical Characterization of Biological Elements by Atomic Force Microscopy

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Figure

Fig 1. (a) Cartoon showing the components of a biosensor. (b) Simplified diagram of the information pathway in a biosensor
Fig. 2. Micrograph of an electrical biosensor based in the transduction of a non-redox protein, the bacterorhodopsin bR, from Xu et al
Fig. 1. Cartoon showing the basic components of an AFM set-up.
Fig. 2. (a)   Simplified diagram of the AFM principle in contact mode. A constant deflection of the cantilever is maintained by a feedback loop to monitor the surface topography of the sample (b) contact mode approach.
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