Hundreds of piezoelectric ultrasonic motors (PUSMs) have been proposed for scientific
researches and developed for commercial applications in the past decade. They are …

The development of piezoelectric actuation, starting from single-layer materials with the
converse piezoelectric effect, then progressing to multilayer piezo-stack actuators, amplified …

A two-degrees-of-freedom (two-DOF) ultrasonic motor, which could output linear motions
with two-DOF by using only one longitudinal–bending hybrid sandwich transducer, is …

Various non-resonant piezoelectric actuators have been emerged in recent decades and
they have been applied successfully in many industrial fields, such as medical apparatuses …

This paper presents the design of a novel second-order discrete-time terminal sliding-mode
control (2-DTSMC) strategy and its application to motion tracking control of a piezoelectric …

A piezoelectric actuator, which is constructed by bonding six pieces of lead zirconate titanate
(PZT) ceramic plates on a step aluminum alloy beam, was proposed and tested for the …

Piezoelectric ultrasonic-assisted precision machining (PUAPM) technology is considered to
be an efficient and environmentally friendly machining strategy by virtue of cutting force …

Multi-degree-of-freedom (multi-DOF) piezoelectric motion stage is an important part of
modern manufacturing industry. In order to perform high precision outputs in a large travel …

This paper studies a novel enhanced energy-harvesting method to harvest water flow-
induced vibration with a tandem arrangement of two piezoelectric energy harvesters (PEHs) …

A linear standing-wave ultrasonic motor with a hollowed and symmetrical stator is proposed
in this study. The stator is cut from a cuboid block to produce a hollow and symmetrical …