Miniature robots have been widely studied and applied in the fields of search and rescue,
reconnaissance, micromanipulation, and even the interior of the human body benefiting from …

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

Quasi-zero-stiffness (QZS) vibration isolators can achieve a considerable vibration isolation
performance in the low-frequency range. However, the vibration isolation performance and …

Miniature piezoelectric robots exhibit superior performances and have been favored by
many researchers, however, there is an intractable contradiction between nano-resolution …

With simple structure and control, impact inertial piezoelectric actuators are one promising
type for precision positioning with large working stroke and high resolution. However, their …

Most of inchworm piezoelectric actuators suffer from complicated structures and control
systems due to the utilization of three or more piezoelectric stacks. Various approaches have …

Microactuators have been playing crucial roles in micromachine technologies because of
their small sizes and light weights. The piezoelectric actuation is one of the most important …

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 …

Wireless motion and large capacity are two important characteristics for practical
applications of the miniature robots, and become more challenging as the decrease of the …

Multi-motor configuration of multi-DOF (degree of freedom) optical system is a major source
of redundant structure, putting a limitation on the simple and miniaturized design. Thus, a …