Results 61 to 70 of about 384,278 (344)

Tribological properties of natural fiber hybrid reinforced polymer composite [PDF]

open access: yesCarbon: Science and Technology, 2018
In present scenario natural fibers are abundantly being utilized for production and improvement of composites with polymer matrices. In the present work produced mat/woven structure of Luffa cylindrica (loofah), coconut coir (medially coarse and fine ...
Debasmita Pani, Punyapriya Mishra
doaj  

Improving flame-retardant, thermal, and mechanical properties of an epoxy using halogen-free fillers

open access: yesScience and Engineering of Composite Materials, 2018
Various nano- and micro-sized fillers can be integrated into polymers to enhance their flame-retardant performance. In this work, a diglycidyl-ether bisphenol A epoxy was used as the matrix and nanostructured silica aerogel (AG) and ammonium ...
Riahipour Ramin   +5 more
doaj   +1 more source

A New Study on Tribological Performance of Phoenix Sp. Fiber-Reinforced Epoxy Composites

open access: yesJournal of Natural Fibers, 2021
This paper presents the tribological performance of Phoenix sp. fiber-reinforced tribo-composites based on epoxy. The Phoenix sp. fiber-reinforced epoxy composites were fabricated by varying the fiber length (10, 20, and 30 mm) and fiber volume fraction (
G. Rajeshkumar
doaj   +1 more source

Controlling Lateral Size and Thickness of Layered Double Hydroxide (LDH) Used as Conversion Layer for Corrosion Protection of AZ31 Mg Alloy

open access: yesCorrosion and Materials Degradation, 2023
In the present study, Mg-Al layered double hydroxide (Mg-Al/LDH) was synthesized on the surface of AZ31 Mg alloy substrate via in-situ hydrothermal treatment. Synthesis parameters were changed to determine their effect on the lateral size of LDH.
Roya Malekkhouyan   +4 more
doaj   +1 more source

Print‐and‐Plate Architected Electrodes for Electrochemical Transformations Under Flow

open access: yesAdvanced Functional Materials, EarlyView.
Typical flow cell electrodes are composed of stochastic porous carbon, limiting understanding of electrode structure‐performance relationships. This work describes an approach, termed “print‐and‐plate,” to prepare porous electrodes by direct ink writing followed by conformal metal coating.
Dylan M. Barber   +12 more
wiley   +1 more source

Effects of surface grafting of copper nanoparticles on the tensile and bonding properties of flax fibers

open access: yesScience and Engineering of Composite Materials, 2017
In the present work, functionalized copper nanoparticles (FCuNPs) were grafted onto flax fibers, and the effects on the tensile properties, bonding strength to an epoxy resin, as well as the properties of the flax fiber-epoxy model composites were ...
Sherief Zajna   +3 more
doaj   +1 more source

SU-8 Photolithography as a Toolbox for Carbon MEMS

open access: yesMicromachines, 2014
The use of SU-8 as precursor for glass-like carbon, or glassy carbon, is presented here. SU-8 carbonizes when subject to high temperature under inert atmosphere.
Rodrigo Martinez-Duarte
doaj   +1 more source

Influence of Stacking Sequence on Mechanical and Metallurgical Properties of Ramie/areca Laminates Using B4C Nano Filled Epoxy Resin

open access: yesJournal of Natural Fibers, 2022
The areca fibers are significantly playing a vital role in the production of activated carbon, ethanol, and enzyme, as a fuel in bio-gas and commonly used as air fresheners.
D Vijayan, Rajmohan Thiagarajan
doaj   +1 more source

All‐Cellulose‐Based Photonic Glitters

open access: yesAdvanced Functional Materials, EarlyView.
Uniform, disc‐shaped photonic CNC glitters with adjustable structural colors and diameters are fabricated on hydrophilic ethyl cellulose films using electrospray deposition. By employing patterned ethyl cellulose films with pre‐designed hydrophilic regions, photonic patterns can be created with these all‐cellulose‐based glitters, demonstrating their ...
Ting Wang   +5 more
wiley   +1 more source

Generalized morphea/eosinophilic fasciitis overlap after epoxy exposure

open access: yesJAAD Case Reports, 2018
Generalized morphea is associated with epoxy resin vapors and is characterized by the development of lesions shortly after exposure. Morphea presenting along with eosinophilic fasciitis (EF), or morphea/EF overlap, is rare and an indicator of poor ...
Warren H. Chan, MS   +4 more
doaj   +1 more source

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