Results 31 to 40 of about 29,048 (184)

Application of CrAlN coatings on carbide substrates in routing of MDF [PDF]

open access: yes, 2007
This study deals with the development of Chromium Aluminium Nitride (CrAlN) hard coatings (by varying the nitrogen content in the plasma, the target bias voltage, the working pressure and the deposition time) and their characterization by physical and ...
COLLET, Robert   +4 more
core   +5 more sources

Heterodyne moiré surface profilometry

open access: yesOptics Express, 2014
In this study, a novel moiré fringe analysis technique is proposed for measuring the surface profile of an object. After applying a relative displacement between two gratings at a constant velocity, every pixel of CMOS camera can capture a heterodyne moiré signal.
Wei-Yao, Chang   +4 more
openaire   +2 more sources

Determination of Caries Lesion Activity: Reflection and Roughness for Characterization of Caries Progression [PDF]

open access: yes, 2018
Used by permission. © Operative Dentistry, Inc. Transmission or reproduction of protected items beyond that allowed by fair use requires the written permission of Operative Dentistry, Inc.Caries lesion progression is difficult to determine with visual ...
Ando, Masatoshi   +2 more
core   +1 more source

Laser treatments of Nimonic 263 nickel-based superalloy

open access: yesZaštita Materijala, 2019
In this paper, the influence of parameters of laser processing (drilling, cutting, welding and laser shock peening) on microstructure of superalloy Nimonic 263 are investigated.
Dubravka Milovanović   +3 more
doaj   +1 more source

Enamel surface roughness evaluation after bracket debonding: Comparison between light cure and self cure adhesive resin 3-Dimensional profilometric study

open access: yesIndian Journal of Dental Research, 2022
Introduction: After fixed orthodontic treatment, following bracket removal, the debonding procedure should lead to restitutio ad integrum of the enamel or, at least, restore the enamel surface as closely as possible to its pretreatment condition ...
Deepak Chandrasekharan   +3 more
doaj   +1 more source

Fractal Geometry: Surface Characterization of Printing Paper

open access: yesFractal and Fractional
This study investigates the surface characteristics of printing papers using fractal geometry, focusing on surface roughness and surface friction as independent properties.
Yong Ju Lee   +3 more
doaj   +1 more source

Characterization of Paper Surfaces by Friction Profilometry

open access: yesBioResources, 2022
Friction profilometry is a powerful technique that is suitable for the surface characterization of paper products. In this technique, a stylus-type contact method that resembles papermaking processes is used for evaluating the quality attributes of ...
Byoung Geun Moon   +3 more
doaj   +2 more sources

Improved method for phase wraps reduction in profilometry

open access: yes, 2016
In order to completely eliminate, or greatly reduce the number of phase wraps in 2D wrapped phase map, Gdeisat et al. proposed an algorithm, which uses shifting the spectrum towards the origin.
Du, Guangliang   +6 more
core   +1 more source

Deep Learning for Single-Shot Structured Light Profilometry: A Comprehensive Dataset and Performance Analysis

open access: yesJournal of Imaging
In 3D optical metrology, single-shot deep learning-based structured light profilometry (SS-DL-SLP) has gained attention because of its measurement speed, simplicity of optical setup, and robustness to noise and motion artefacts.
Rhys G. Evans   +4 more
doaj   +1 more source

Uncertainty Quantification of a High-Throughput Profilometry-Based Indentation Plasticity Test of Al 7075 T6 Alloy

open access: yesFrontiers in Materials, 2022
The quantification of spatially variable mechanical response in structural materials remains a challenge. Additive manufacturing methods result in increased spatial property variations—the effect of which on component performance is of key interest.
Aaron E. Tallman   +3 more
doaj   +1 more source

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