Results 1 to 10 of about 28,791 (135)

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

Time resolved measurement of film growth during reactive high power pulsed magnetron sputtering (HIPIMS) of titanium nitride [PDF]

open access: yes, 2013
The growth rate during reactive high power pulsed magnetron sputtering (HIPIMS) of titanium nitride is measured with a temporal resolution of up to 25 us using a rotating shutter concept. According to that concept a 200 um slit is rotated in front of the
Benedikt, Jan   +4 more
core   +1 more source

The Three-Dimensional Imaging of Rock Wall Surface with the Use of Computer-Based Image Processing and Analysis

open access: yesStudia Geotechnica et Mechanica, 2015
The paper presents two methods of digital mapping of rock walls in three dimensional space. The methods have been developed with the use of low-cost devices, which enable image acquisition, and processing methods based on digital image processing and ...
Oleszko Krzysztof, Młynarczuk Mariusz
doaj   +1 more source

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