The need for precision positioning applications has enormously influenced the research and
development towards the growth of precision actuators. Over the years, piezoelectric …

Aiming at the challenge of predicting the dynamic behavior of the flapping wing in the
piezoelectric-transmission-wing (PTW) wingbeat system, a lumped-parameter model …

In this study, a nonlinear observer for high-speed estimation of the sample surface
topography in a small duration of the probe transient motion utilizing a 2DOF model of TR …

This paper presents the design and implementation of a novel sliding mode control
integrated with active disturbance rejection (SMCDR) for precise robust trajectory tracking of …

The use of high electric fields, as well as pre‐stressing, are the two main obstacles to the
widespread use of poly (vinylidene fluoride (PVDF)‐based actuators. In response, a new …

High bandwidth and fast tracking of desired trajectories are eagerly required in various
applications that use piezoelectric nanopositioning stages, especially in atomic force …

Existing piezoelectric beam models in the literature mostly ignore the nonlinear contributions
of longitudinal vibrations to the bending motions. However, these interactions substantially …

This paper investigates the nonlinear coupled longitudinal-transverse vibration of bimorph
piezoelectric cantilever bending actuators. The previous dynamic models proposed for these …

This paper presents a design process for rotary piezoelectric motors. The design
methodology is first investigated, providing insights into the key considerations and …

The demand for precise use of liquid dispensers has significantly increased in the past few
decades. Liquid dispensers are known for their precision and speed, making them essential …