Results 31 to 40 of about 539,095 (368)

An Analysis of the Sliding Wear Characteristics of Epoxy-Based Hybrid Composites Using Response Surface Method and Neural Computation

open access: yesJournal of Natural Fibers, 2021
Hybrid composites are advanced composites in which the required characteristics of the material can be obtained easily by choice of suitable combinations of fibers and fillers.
Bishnu Prasad Nanda, Alok Satapathy
doaj   +1 more source

SYNTHESIS AND CHARACTERISATION OF ABRASIVE MATERIALS PRODUCED FROM SNAIL SHELLS AND SILICA

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ, 2023
Surface finishing operation is a very vital aspect of the manufacturing process and would not fully be achieved without abrasives such as emery paper. Some materials used in the production of abrasives like alumina (Al2O3), and Boron Carbide (B4C) are ...
Eugenia Obidiegwu   +2 more
doaj   +1 more source

Dispersion of Glycidyl POSS-modified Silica Nanoparticles in Epoxy [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2021
Hypothesis: Proper dispersion of silica nanoparticles in epoxy resin leads to promising improvements in mechanical and thermal properties of nanocomposite.
Mohammad Saleh Bordbar   +2 more
doaj   +1 more source

Influence of the temperature on the dielectric properties of epoxy resins [PDF]

open access: yes, 2010
Electrical degradation processes in epoxy resins, such as electrical treeing, were found to be dependent on the temperature at which the experiments were carried out.
Chalashkanov, N. M.   +3 more
core   +1 more source

Investigation of Green Composite: Preparation and Characterization of Alkali-Treated Jute Fabric-reinforced Polymer Matrix Composites

open access: yesJournal of Natural Fibers, 2021
Jute, a natural fiber available in India is used as reinforcement in composites because it is cheap, renewable and easy to process. Therefore, jute composites have drawn the attention of various industries and researchers.
Parth M. Kapatel
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

Comparison of the Mechanical Properties of Four-layer Epoxy Composite Reinforced with Natural Jute Fibers and Symmetrical E-glass Synthetic Fibers [PDF]

open access: yes, 2020
Research that produces environmentally friendly products continues to be developing. Research related to the natural fiber jute material and epoxy matrix has done.
Abdullah, H. A. (Hanif)   +5 more
core  

Electrical conductivity improvement of aeronautical carbon fiber reinforced polyepoxy composites by insertion of carbon nanotubes [PDF]

open access: yes, 2012
An increase and homogenization of electrical conductivity is essential in epoxy carbon fiber laminar aeronautical composites. Dynamic conductivity measurements have shown a very poor transversal conductivity.
Dantras, Eric   +3 more
core   +2 more sources

Physico-Mechanical Characterization of Composite Materials Based on Date Palm Tree Fibers

open access: yesJournal of Natural Fibers, 2021
The aim of this research is to characterize physico-mechanically fibers extracted from different parts of a palm; This characterization shows that the physico-mechanical properties of this kind of fibers are different from one to another depending on the
Tarek Djoudi   +4 more
doaj   +1 more source

Research progress on the poisoning behavior of air electrodes and corresponding protection strategies for protonic ceramic cells

open access: yesEnergy Reviews
As next-generation intermediate-temperature electrochemical energy conversion devices, protonic ceramic cells (PCCs) face significant challenges in durability and commercialization due to air electrode poisoning under complex operating conditions.
Peng Qiu   +8 more
doaj   +1 more source

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