Results 71 to 80 of about 5,552 (189)

Geometrical Characterisation of a 2D Laser System and Calibration of a Cross-Grid Encoder by Means of a Self-Calibration Methodology

open access: yesSensors, 2017
This article presents a self-calibration procedure and the experimental results for the geometrical characterisation of a 2D laser system operating along a large working range (50 mm × 50 mm) with submicrometre uncertainty.
Marta Torralba   +4 more
doaj   +1 more source

On the Disturbance Rejection of a Piezoelectric Driven Nanopositioning System

open access: yesIEEE Access, 2020
Nanopositioning systems are very popular and playing an increasingly vital role in micro and nano-scale positioning industry due to their unique ability to achieve high-precision and high-speed operation.
Wei Wei   +3 more
doaj   +1 more source

Low-noise high-voltage DC power supply for nanopositioning applications [PDF]

open access: yes, 2014
Nanopositioning techniques currently applied to characterize physical properties of materials interesting for applications at the microscopic scale rely on high-voltage electronic control circuits that should have the lowest possible noise level. Here we
Belussi, Cristian H.   +2 more
core   +2 more sources

Characterizing piezoscanner hysteresis and creep using optical levers and a reference nanopositioning stage.

open access: yes, 2009
International audienceA method using atomic force microscope (AFM) optical levers and a reference nanopositioning stage has been developed to characterize piezoscanner hysteresis and creep. The piezoscanner is fixed on a closed-loop nanopositioning stage,
Rakotondrabe, M.   +2 more
core   +3 more sources

Single‐Source Cyanurate Precursor for Making Manganese Carbodiimide and the Second Harmonic Generation Effect of the Intermediate Manganese Monohydrocyanurate Mn(HC3N3O3)

open access: yesEuropean Journal of Inorganic Chemistry, Volume 28, Issue 36, December 15, 2025.
The thermal conversion of the single‐source precursor Mn(H2C3N3O3)2(H2O)4 reveals a sequence of new compounds. One intermediate compound is the second‐harmonic‐generation‐active Mn(HC3N3O3) (MHCY) that appears before pure Mn(CN2) is formed. Two manganese cyanurate compounds, Mn(H2C3N3O3)2(H2O)4 and Mn(H2C3N3O3)2(H2O)7 were prepared and structurally ...
Philipp Schneiderhan   +2 more
wiley   +1 more source

Design Optimization for the Measurement Accuracy Improvement of a Large Range Nanopositioning Stage

open access: yesSensors, 2016
Both an accurate machine design and an adequate metrology loop definition are critical factors when precision positioning represents a key issue for the final system performance.
Marta Torralba   +3 more
doaj   +1 more source

Millikelvin Intracellular Nanothermometry with Nanodiamonds

open access: yesAdvanced Science, Volume 12, Issue 45, December 4, 2025.
Nanothermometry in living cells is crucial for understanding heat diffusion and advancing cellular biology and drug discovery. Previous studies have reported controversial intracellular temperature variations. Using nanodiamond nanothermometry in macrophages, it is found that, in such experimental setting, apparent temperature changes are actually due ...
Maabur Sow   +26 more
wiley   +1 more source

Development of a Parallel Dual-Stage Compliant Nanopositioning System

open access: yesActuators, 2022
This paper presents a novel parallel dual-stage compliant nanopositioning system (PDCNS), aimed at nanoscale positioning for microscale manipulation. In the developed PDCNS, the coarse stage actuated by the voice coil motor and the fine stage driven by ...
Xu Yang   +4 more
doaj   +1 more source

Standalone Integrated Magnonic Devices

open access: yesAdvanced Materials, Volume 37, Issue 40, October 9, 2025.
A standalone (not requiring external bias magnetic field) and tunable magnonic device is reported with all‐electric input and output, fully integrated on silicon (total footprint of 100 × 150 µm) and 3–8 GHz frequency band. This is achieved by monolithic integration of a CoFeB conduit with RF antennas and an assembly of NiFe and SmCo micromagnets ...
M. Cocconcelli   +15 more
wiley   +1 more source

Micro-displacement sensors based on plastic photonic bandgap Bragg fibers

open access: yes, 2013
We demonstrate an amplitude-based micro-displacement sensor that uses a plastic photonic bandgap Bragg fiber with one end coated with a silver layer. The reflection intensity of the Bragg fiber is characterized in response to different displacements (or ...
Bergeron, F.   +5 more
core   +1 more source

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