Results 81 to 90 of about 779 (186)

Design and optimization of a long travel, two-axis flexural nanopositioning stage

open access: yes
This thesis details the design, computational optimization, and resultant evaluation of a two-axis flexural nanopositioning stage based on a modified version of a double parallelogram flexure which features underconstraint-eliminating features nested ...
Watts, Tyler Bennett
core   +1 more source

Iterative control for periodic tasks with robustness considerations, applied to a nanopositioning stage

open access: yes, 2016
Nanopositioning stages are an example of motion systems that are required to accurately perform high frequency repetitive scanning motions. The tracking performance can be significantly increased by iteratively updating a feedforward input by using a ...
de Rozario, R.   +6 more
core   +1 more source

Development and implementation of a deflection amplification mechanism for capacitive accelerometers

open access: yes, 2012
Micro-Electro-Mechanical-Systems (MEMS) and especially physical sensors are part of a flourishing market ranging from consumer electronics to space applications.
Zeimpekis, Ioannis
core  

Performance analysis and characterisation of micro-nanopositioning systems.

open access: yes, 2014
International audienceSeparation and quantification of error components in micro-nanopositioning systems are presented with theorectical analysis and experimental characterisation, which are illustrated with a single-axis nanopoisitioning stage.
Tan, Ning   +2 more
core  

Image-Guided Nanopositioning Scheme for SEM

open access: yes, 2018
Positioning of micro-nanoobjects inside a scanning electron microscope (SEM) for manipulation is a key and challenging task to perform. Often it is performed by skilled operators via teleoperation, which is tedious and lacks repeatability. In this paper,
Dembélé, Sounkalo   +3 more
core   +1 more source

Design and fabrication of an eddy current damper for a flexure-based nanopositioning stage

open access: yes
This thesis details the design, fabrication, and testing of an eddy current damper for a flexure-based nanopositioning stage, which is implemented within a μ-SLS 3D printer.
Liao, Yifeng
core   +1 more source

Tuning and Testing Dual Sensor Technology in Digital Implementation for Single-Axis Nanopositioning Stages [PDF]

open access: yes, 2016
This study produces a practical tuning algorithm to tune the force feedback control for nanopositioning systems. The tuning procedure uses standard measures such as bandwidth and oscillation to tune the parameters of the force feedback loop and the outer
Heath, William, Kara-Mohamed, Mohamed
core  

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