Effects on Normal Force and Input Voltage Variation in the ResonanceCharacteristics of an Ultrasonic Motor

소개글 Author: Oh Jin-Heon, Lim Jong-Nam, Lee Seung-su Organization: Oh Jin-Heon; Lim Jong-Nam; Lee Seung-su Publish: Transactions on Electrical and Electronic Materials Volume 10, Issue5, p156~160, 31 Oct 2009