Dynamic System, Resonant Frequency, and Quality Factor
A MEMS system, including sensors and actuators, invariably consists of mass and supporting structures. The supporting mechanical elements (membranes, cantilever, or suspensions) provide elastic restoring spring constants. Movement of the mass is impeded by collision with air molecules surrounding the mass. This constitutes damping, which is a velocity-dependant resistance force. As such, a MEMS system
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