| http://www.w3.org/ns/prov#value | - BACKGROUND OF THE INVENTION [0001] The present application is directed to driving systems, and more particularly to a method and apparatus for driving a cantilever through the use of acoustic wave pressure generated by an ultrasonic actuator. [0002] Scanning probe microscopes (SPMs) represent a category of probe-based instruments designed to characterize a surface of a sample at an atomic level, t
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