Results 11 to 20 of about 12,682 (199)

Localized corrosion and repassivation behaviors of additively manufactured titanium alloys in simulated biomedical solutions

open access: yesnpj Materials Degradation, 2023
The localized corrosion behavior of additively manufactured (AM) titanium alloys is studied based on the relation between pitting potentials, the flux of oxygen vacancies in a passive film, and the repassivation rate using potentiodynamic polarization ...
Dong-Il Seo, Jae-Bong Lee
doaj   +2 more sources

Investigation of Abrasive Wear Behavior of Industrial Wastes on Al 6061 Material Using Rubber Wheel Abrasion Test (RWAT) Method

open access: yesMedžiagotyra, 2019
In this study, the abrading characteristics of the slags, generated in the form of industrial waste during raw iron, steel and ferrochromium ore production, are investigated.
Mustafa Sabri GOK, Hanife OZLIMAN
doaj   +1 more source

Sustainable and Inherent Safe Tribological Process for Metal Nanoparticles Production

open access: yesChemical Engineering Transactions, 2021
A green and sustainable process is proposed for the synthesis of metal nanoparticles (NPs) by means of a solid disaggregation in a liquid phase. A solid metal substrate, embedded in a solution containing suitable capping agents and surfactants, undergoes
Andrea P. Reverberi   +4 more
doaj   +1 more source

Study on Preparation and Properties of Intrinsic Super-Hydrophobic Foamed Magnesium Oxychloride Cement Material

open access: yesApplied Sciences, 2020
As we all know, magnesium oxychloride foamed cement material has poor water resistance, leading to a decline in application value. In our research, tetraethylorthosilicate (TEOS) and triethoxy-1H, 1H, 2H, 2H-tridecylfluoro-n-octylsilane (FAS) were pre ...
Jiaxin Huang   +3 more
doaj   +1 more source

Cold sintering process for fabrication of a superhydrophobic ZnO–polytetrafluoroethylene (PTFE) ceramic composite

open access: yesJournal of Advanced Ceramics, 2023
Composite coatings or films with polytetrafluoroethylene (PTFE) are typically utilized to offer superhydrophobic surfaces. However, the superhydrophobic surfaces usually have limited durability and require complicated fabrication methods.
Xuetong Zhao   +8 more
doaj   +1 more source

Elevated temperature erosion of abradable seal coating

open access: yesJournal of Electrochemical Science and Engineering, 2022
Abradable coatings are essentially sealing materials and are deposited by thermal spray techniques. The main function of these coatings is to control the clearance of the gas path of the gas turbine engines.
Bharti Malvi, Manish Roy
doaj   +1 more source

Consequences of Abrading Bed Load on Vertical and Lateral Bedrock Erosion in a Curved Experimental Channel

open access: yesJournal of Geophysical Research: Earth Surface, 2018
In this study, we conducted multiple physical experiments to estimate the efficacy and spatial pattern of erosion by abrading sediment moving through a simple U‐shaped channel bend with erodible bed and banks.
Jagriti Mishra   +4 more
semanticscholar   +1 more source

The Doctrine of “Unity in Multiplicity and Multiplicity in Unity” and Its Role in Explaining Individual Unity of Existence [PDF]

open access: yesپژوهشنامه فلسفه دین, 2020
"Unity in multiplicity and multiplicity in unity" is an effectual doctrine in explaining the purposes of transcendental wisdom, particularly the unification (tawhid) of existence. Transcendental theosophers like mystics have emphasized this doctrine. For
Mohammad Reza Ershadinia
doaj   +1 more source

TEMPER COLOURS OF WEAR PARTICLES [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2013
In the present work, wear particles, retained by oil filter of an internal combustion engine, were examined by optical microscope to reveal details of size, shape and quantity of particles.
W. Y. Ali, M. G. El-Sherbiny
doaj   +1 more source

Sustainable Development of Cissus Quadrangularis Stem Fiber/epoxy Composite on Abrasive Wear Rate

open access: yesJournal of Natural Fibers, 2022
Natural fibers have the potential to replace artificial fibers in structural applications. The abrasive wear performance of natural fiber–reinforced polymer composite has not been investigated in many studies.
Jenish Iyyadurai   +3 more
doaj   +1 more source

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