Shock and Vibration / 2020 / Article / Fig 18

Research Article

Numerical Exploratory Analysis of Dynamics and Control of an Atomic Force Microscopy in Tapping Mode with Fractional Order

Figure 18

SDRE control: (a) phase portrait with control (solid line) and without control (dashed line); (b) trajectory of the control (dashed line) in comparison with the desired trajectory (solid line); (c) error variation and , by considering and .

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