This paper proposes an improved sliding mode control with perturbation estimation
(SMCPE) featuring a PID-type sliding surface and adaptive gains for the motion tracking …

The micro/nano positioning field has made great progress towards enabling the advance of
micro/nano technology. Micro/nano positioning stages actuated by piezoelectric actuators …

In this paper, two types of sampled-data current-cycle iterative learning control (ILC)(CILC)
schemes are exploited to perform high-performance tracking control for piezoelectric …

Atomic force microscopy (AFM) has become an important tool in surface science and
nanotechnology. It is obvious that the intrinsic limitations of AFM must be understood in …

We propose and demonstrate a novel optical-fiber micro-displacement sensor based on
surface plasmon resonance (SPR) by fabricating a Kretschmann configuration on graded …

A motion mechanism of an XY micro-stage is designed and constructed for precision
positioning of light weight objects. A driving unit, which consists of two PZTs and a friction …

Abstract Fiber Bragg gratings (FBGs), with smaller size, are suitable to measure the tooth
root strain of ring gear which is an ideal signal for fault diagnosis of planetary gearboxes. In …

We proposed and experimentally demonstrated a compact micro-displacement sensor with
high sensitivity based on a long-period fiber grating (LPG) with an air-cavity. The sensor …

In the field of nanotechnology, there is a growing demand to provide precision control and
manipulation of devices with the ability to interact with complex and unstructured …

Positioning stages using piezoelectric stack actuators have been widely used in industrial
applications. In this brief, we explore practical control algorithms that can achieve extreme …