High-bandwidth nano-positioning stages (NPSs) have boosted the advancement of modern
ultra-precise, ultra-fast measurement and manufacturing technologies owing to their fast …

In this article, a novel flexure-based XY platform using a bending hybrid piezoelectric
actuator was proposed, which was inspired by a classical piezoelectric stack-actuated …

To enhance space efficiency and reduce the planar dimensions of the piezoelectric platform,
propose an innovative three-stage flexible lever hollow XY piezoelectric platform powered …

The atomic force microscope (AFM) possesses a unique capability for three-dimensional,
high-resolution imaging down to the atomic level. It operates without the needs of additional …

In this paper, we show that a hybrid integrator-gain system (HIGS) is a nonlinear negative
imaginary (NNI) system. We prove that the positive feedback interconnection of a linear …

In this article, we propose a new approach to address the control problem for negative
imaginary (NI) systems by using hybrid integrator-gain systems (HIGSs). We investigate the …

Using Lissajous scan trajectory is a promising way to get rid of issues resulting from the
raster scan trajectory in several advanced applications, like atomic force microscopy and fast …

This paper presents a novel iterative learning sliding mode controller (ILSMC) that can be
applied to the trajectory tracking of quadrotor unmanned aerial vehicles (UAVs) subject to …

Repetitive disturbances exist widely within the automation systems, which is one of the
major issues that hinder the achievement of precision operations. Dedicated to mitigating …

Cascaded iterative learning control (CILC) is explored for a magnetically levitated (maglev)
planar motor to achieve excellent tracking motion performance in this paper. The CILC …