Flueckiger, Markus; Fernandez, José M.; Perriard, Yves - In: Mathematics and Computers in Simulation (MATCOM) 81 (2010) 2, pp. 446-459
Piezoelectric ultrasonic motors are superior to electromagnetic micro motors, because their efficiency remains theoretically constant during miniaturization. However, the still relatively recent technology has a considerable unexploited optimisation potential. Numerical structural analysis by...