Atomic Force Microscopy Based Nanorobotics: Modelling, by Hui Xie, Cagdas Onal, Stéphane Régnier, Metin Sitti

By Hui Xie, Cagdas Onal, Stéphane Régnier, Metin Sitti

The atomic strength microscope (AFM) has been effectively used to accomplish nanorobotic manipulation operations on nanoscale entities corresponding to debris, nanotubes, nanowires, nanocrystals, and DNA seeing that Nineties.

There were many growth on modeling, imaging, teleoperated or automatic keep watch over, human-machine interfacing, instrumentation, and functions of AFM established nanorobotic manipulation platforms in literature. This publication goals to incorporate all of such state of the art growth in an geared up, established, and exact demeanour as a reference booklet and in addition very likely a textbook in nanorobotics and the other nanoscale dynamics, platforms and controls similar learn and schooling.

Clearly written and well-organized, this article introduces designs and prototypes of the nanorobotic platforms intimately with leading edge rules of third-dimensional manipulation strength microscopy and parallel imaging/manipulation strength microscopy.

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Extra resources for Atomic Force Microscopy Based Nanorobotics: Modelling, Simulation, Setup Building and Experiments

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Compared with the wedge method, the accuracy of calibration results with these methods is greatly affected by friction forces [27, 28, 29], and the system setup is more technically complex for the experiments [30, 32]. This part presents a new method to calibrate the lateral force measurement of the atomic force microscope using a commercially available, accurately calibrated piezoresistive force sensor. It consists of a piezoresistive cantilever and accompanying electronics, providing a standard force applied on the AFM tip for lateral force calibration.

However, the time-consuming scanning-manipulating-scanning operation is still required, making mass production impossible. On the other hand, although high-speed AFMs have succeeded in raising the scanning efficiency 15-18, the excellent imaging potential of high-speed AFM will be greatly reduced if it is used for nanomanipulation with such a serial procedure. 2 Challenges and Opportunities 23 The central problem in speeding up AFM-based nanomanipulation is in fact to develop sufficient harmony between image scan and manipulation processes.

1 Force Calibration Issues in AFM (Normal Force and Lateral Force Calibration) 45 Fig. 6 Diagram of the experimental set-up. (a) A small mechanical lever with a flexible hinge. The inset shows a SEM image of a mechanical lever (15mm × 8mm × 4mm) with an attached cantilever. (b) The geometric transform between the AFM stage displacement Δ z and a rotation angle θ of the cantilever. (c) Finite-element analysis of the displacement vector distribution of the upper beam. response without any clearance or creep due to the flexible hinge used for kinematic transform.

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