Results 21 to 30 of about 718,155 (307)

Epoxy hybrid composites reinforced with nanodiamond-silica for abrasive applications

open access: yesPolímeros, 2021
In this work, a ternary composite of epoxy filled with ND and MS was produced for abrasive applications. Surfactants (oleic acid (OA), sodium dodecyl sulfate (SDS) and Triton TX-100 (TX-100)) were used to improve the particle dispersion and, consequently,
Marcos Antônio Barcelos   +4 more
doaj   +1 more source

IMPROVEMENTS IN EPOXY RESIN EMBEDDING METHODS

open access: yesThe Journal of Biophysical and Biochemical Cytology, 1961
Epoxy embedding methods of Glauert and Kushida have been modified so as to yield rapid, reproducible, and convenient embedding methods for electron microscopy. The sections are robust and tissue damage is less than with methacrylate embedding.
J. Luft
semanticscholar   +1 more source

A Running Reference Analysis Method to Greatly Improve Optical Backscatter Reflectometry Strain Data from the Inside of Hardening and Shrinking Materials

open access: yesApplied Sciences, 2018
Due to the increasing ease of use and the superiority of the results, distributed strain measurements, utilizing Optical Backscatter Reflectometry (OBR), have become more important and widespread over the last few years.
Søren Heinze, Andreas T. Echtermeyer
doaj   +1 more source

Experimental Evaluation of the Durability of Concrete Repair Materials

open access: yesApplied Sciences, 2021
Concrete structures crack as they age due to deterioration phenomena such as carbonation, chloride attack, and freeze–thaw. Cracks may also occur due to corrosion of steel reinforcements, which can rapidly degrade the structural integrity.
Tae-Kyun Kim, Jong-Sup Park
doaj   +1 more source

Synthesis and Diagnostics of Nanostructured Micaless Microcomposite as a Prospective Insulation Material for Rotating Machines

open access: yesApplied Sciences, 2019
This paper deals with the topic of composite insulation materials for rotating machines and it is primarily pointed to the synthesis of new three-component insulation system. In connection with this research, the basic components of the insulation system
Jaroslav Hornak   +3 more
doaj   +1 more source

Corrosion protection of carbon steel by an epoxy resin containing organically modified clay [PDF]

open access: yes, 2007
This study focusses on the use of montmorillonite clay (MMT) treated with an organic compound (aminotrimethylphosphonic acid (ATMP)) and dispersed in an epoxy resin to improve corrosion protection of carbon steel.
Hang, To Thi Xuan   +5 more
core   +2 more sources

Flame Retardant Epoxy Composites on the Road of Innovation: An Analysis with Flame Retardancy Index for Future Development

open access: yesMolecules, 2019
Nowadays, epoxy composites are elements of engineering materials and systems. Although they are known as versatile materials, epoxy resins suffer from high flammability.
Elnaz Movahedifar   +3 more
doaj   +1 more source

Acoustic Emission Activity for Characterizing Fracture of Marble under Bending

open access: yesApplied Sciences, 2015
The present paper occupies with the acoustic emission (AE) monitoring of fracture of marble. The specimens belong to two different material types and were tested in three-point bending after being ultrasonically interrogated.
Eleni Tsangouri   +3 more
doaj   +1 more source

Investigation of the effect of double-walled carbon nanotubes on the curing reaction kinetics and shear flow of an epoxy resin [PDF]

open access: yes, 2012
In this article, the effect of combined temperature-concentration and shear rate conditions on the rheology of double-walled carbon nanotubes (DWCNTs)/RTM6-Epoxy suspension was investigated to determine the optimum processing conditions.
Abdalla   +52 more
core   +3 more sources

Study on Mechanical and Tribological Characteristics of Epoxy Composites Reinforced with Short Areca-catechu Fibers

open access: yesJournal of Natural Fibers, 2022
This paper reports on the dry-sliding wear behavior of natural fiber fortified polymer composites. Such composites are fabricated using epoxy as the matrix and short areca-catechu fibers as the reinforcing element through the conventional hand lay-up ...
Purushottam Kumar Choudhary   +2 more
doaj   +1 more source

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