Results 1 to 10 of about 29,048 (184)

Profilometry and atomic force microscopy for surface characterization

open access: yesNano TransMed, 2023
: Aim: This study aims to evaluate and compare the profilometry and atomic force microscopy (AFM) for characterization of biomaterial surfaces. Method: The clinically commonly used titanium (Ti) was used as the specimen. Each of the specimen was prepared
Li Mei, Guangzhao Guan
doaj   +1 more source

Cavitation erosion of electrostatic spray polyester coatings with different surface finish [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2021
Polyester coatings are among the most commonly used types of powder paints and present a wide range of applications. Apart from its decorative values, polyester coating successfully prevents the substrate from environmental deterioration.
Mirosław Szala   +2 more
doaj   +1 more source

Deterioration of direct restorative materials under erosive conditions with impact of abrasion and attrition in vitro

open access: yesBiomaterial Investigations in Dentistry, 2023
Objective To compare the cumulative impact of sequential wear on mechanical properties and appearance of a composite resin (CR), Filtek Z250®, a glass ionomer GI, Fuji IX GP®, and a glass hybrid (GH), Equia Forte®.Material and Methods Six equally sized ...
Aida Mulic   +4 more
doaj   +1 more source

Measurement Techniques for Three-Dimensional Metrology of High Aspect Ratio Internal Features—A Review

open access: yesMetrology, 2023
Non-destructive measurements of high aspect ratio microscale features, especially those with internal geometries such as micro-holes, remain a challenging metrology problem that is increasing in difficulty due to the increasing requirement for more ...
Tom Hovell   +6 more
doaj   +1 more source

Mm-wave polarimeter and profilometry design study for retrieving plasma density in the PANDORA experiment

open access: yesFrontiers in Astronomy and Space Sciences, 2022
In the recent past, the possibility to use a superconducting trap confining a hot and dense plasma as a tool to investigate radioactivity in astrophysical scenarios has been proposed.
G. Torrisi   +6 more
doaj   +1 more source

Characterization of the geometric properties of the sclero-conjunctival structure: a review [PDF]

open access: yesInternational Journal of Ophthalmology, 2020
To revise the peer-reviewed literature on geometric properties of the scleral-conjunctival structure in order to define their clinical relevance and the potential relationship between their changes and myopia development or progression.
Laurent Bataille, David P Piñero
doaj   +1 more source

Microstructural and topographic characterization of concrete protected by acrylic paint [PDF]

open access: yesMaterials Research, 2013
Concrete structures must be designed and constructed so as to resist the conditions established in the project design and suffer no deterioration for many years.
Carmen Couto Ribeiro   +4 more
doaj   +3 more sources

The Effect of Thermocycling and Surface Treatments on the Surface Roughness and Microhardness of Three Heat-Pressed Ceramics Systems

open access: yesCrystals, 2020
Dental ceramic restorations are widely used in restorative dentistry. However, these restorations can be affected once cemented in the oral cavity by several factors.
Roxana-Diana Vasiliu   +4 more
doaj   +1 more source

Surface Profilometry [PDF]

open access: yes, 2021
AbstractAs outlined in the previous chapter, existing technologies for surface profilometry show certain drawbacks in terms of resolution, dynamic measurement range, three-dimensional measurement capabilities and speed. The following chapter introduces a novel approach to surface profilometry which aims to provide solutions to the problems named.
openaire   +1 more source

Micro-Ellipso-Height-Profilometry [PDF]

open access: yesOptics Communications, 1991
A new instrumental concept for surface measurement is described. In Micro-Ellipso-Height-Profilometry three independent profiles h(x), ψ(x) and Δ(x) of a surface are measured from one diffraction limited scanning spot. The basic equations for the extraction of these three quantities are derived and first results are discussed.
Leonhardt, Klaus   +2 more
openaire   +3 more sources

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