Design of a novel 3D ultrasonic vibration platform with tunable characteristics

K Lu, Y Tian, C Liu, C Zhou, Z Guo, F Wang… - International Journal of …, 2020 - Elsevier
Vibration-assisted tip-based nanofabrication techniques have advantages including
increased material removal rate, reduced tip wear, and better material adaptability over …

Active control of acoustics-caused nano-vibration in atomic force microscope imaging

S Yi, T Li, Q Zou - Ultramicroscopy, 2018 - Elsevier
In this paper, we propose a finite-impulse-response (FIR)-based feedforward control
approach to mitigate the acoustic-caused probe vibration during atomic force microscope …

Adaptive-scanning, near-minimum-deformation atomic force microscope imaging of soft sample in liquid: Live mammalian cell example

J Ren, Q Zou - Ultramicroscopy, 2018 - Elsevier
In this paper, an adaptive-scanning mode (ASM) of atomic force microscope (AFM) with near-
minimum sample deformation is proposed for imaging live biological samples in liquid …

Data-driven dynamics-based optimal filtering of acoustic noise at arbitrary location in atomic force microscope imaging

J Chen, Q Zou - Ultramicroscopy, 2022 - Elsevier
This paper presents a post-filtering approach to eliminate distortions in atomic force
microscope (AFM) images caused by acoustic noise from an unknown location. AFM …

Comparison of modeling-free learning control algorithms for galvanometer scanner's periodic motion

S Ito, HW Yoo, G Schitter - 2017 IEEE International Conference …, 2017 - ieeexplore.ieee.org
For an accurate and precise periodic scanning motion of a galvanometer scanner, this paper
presents iterative learning control (ILC) that is designed and implemented in the frequency …

Simultaneous hysteresis‐dynamics compensation in high‐speed, large‐range trajectory tracking: A data‐driven iterative control

Z Wang, Q Zou - International Journal of Robust and Nonlinear …, 2023 - Wiley Online Library
In this article, a data‐driven difference‐inversion‐based iterative control (DDD‐IIC)
approach is proposed to compensate for both nonlinear hysteresis and dynamics of …

A modeling-free differential-inversion-based iterative control approach to simultaneous hysteresis-dynamics compensation: High-speed large-range motion tracking …

Z Wang, Q Zou - 2015 American Control Conference (ACC), 2015 - ieeexplore.ieee.org
In this paper, a data-driven modeling-free differential-inversion-based iterative control
(MFDIIC) method is proposed to compensate for both nonlinear hysteresis and dynamics of …

Control of a magnetostrictive-actuator-based micromachining system for optimal high-speed microforming process

Z Wang, A Witthauer, Q Zou, GY Kim… - … ASME Transactions on …, 2014 - ieeexplore.ieee.org
In this paper, the process control of a magnetostrictive-actuator-based microforming system
is studied. Microforming has recently become an emerging advanced manufacturing …

Rapid probe engagement and withdrawal with force minimization in atomic force microscopy: A learning-based online-searching approach

J Wang, Q Zou - IEEE/ASME Transactions on Mechatronics, 2020 - ieeexplore.ieee.org
In this article, the problem of rapid probe engagement and withdrawal in atomic force
microscopy (AFM) is addressed. Probe engagement and withdrawal is needed in almost all …

Rapid broadband discrete nanomechanical mapping of soft samples on atomic force microscope

J Wang, X Li, Q Zou, C Su, NS Lin - Nanotechnology, 2020 - iopscience.iop.org
In this paper, an approach to achieve rapid broadband discrete nanomechanical mapping of
soft samples using an atomic force microscope is developed. Nanomechanical mapping …