Results 1 to 10 of about 536,706 (368)

Performance of Epoxy-Injection and Microorganism-Based Crack-Healing Techniques on Cracked Flexural Members

open access: yesBuildings, 2023
Reinforced concrete (RC) members are designed to crack and the crack width usually remains within the service limit; however, these micro-cracks make structures susceptible to the infiltration of aggressive substances, especially near the coastline. Thus,
Sadaqat Ullah Khan   +2 more
doaj   +1 more source

Ultra-High Tg Thermoset Fibers Obtained by Electrospinning of Functional Polynorbornenes

open access: yesNanomaterials, 2022
Insertion polynorbornenes (PBNEs) are rigid-rod polymers that have very high glass transition temperatures (Tg). In this study, two functional PNBEs were electrospun in the presence of a variety of cross-linkers, resulting in fibers with Tgs greater than
Basile Commarieu   +8 more
doaj   +1 more source

Experimental investigation on the flexural response of epoxy composites filled with environmental pollutant crump rubber

open access: yesMaterials Research Express, 2022
Flexural response of crump rubber filled epoxy composites is reported in the present work. Composites are fabricated using open mold casting technique and test specimens are evaluated at normal strain rate.
Khalid Alblalaihid   +7 more
doaj   +1 more source

Innovation of Walker for People with Disabilities using Bamboo Waste and Kenaf Fibers Reinforced Composites

open access: yesEngagement: Jurnal Pengabdian Kepada Masyarakat, 2022
Bamboo has many benefits from roots to stems and is very easy to obtain in Indonesia. Bamboo is widely used for handicraft products, woven materials, textiles, buildings, and bridges.
Harini Sosiati   +6 more
doaj   +1 more source

Improvement of Mechanical Properties of Coir/Epoxy Composites through Hybridization with Sisal and Palmyra Palm Fibers

open access: yesJournal of Natural Fibers, 2022
In the present work, an attempt was made to improve the mechanical properties of the coir fiber reinforced epoxy composites through addition of high strength sisal and palmyra palm fibers.
J. Nagarjun   +2 more
doaj   +1 more source

Evaluation of Mechanical and Wear Performances of Natural Fiber Reinforced Epoxy Composites

open access: yesJournal of Natural Fibers, 2022
The possible usage of natural fiber reinforced composites (NFC) for various industrial applications is being explored. In the present work, mechanical and wear behavior of three different NFCs were analyzed.
P. Venkateshwar Reddy   +5 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   +3 more sources

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

Vibration and Wear Characteristics of Aloevera/Flax/Hemp Woven Fiber Epoxy Composite Reinforced with Wire Mesh and BaSO4

open access: yesJournal of Natural Fibers, 2022
These articles presents an experimental investigation on mechanical, vibration, and wear behavior of (aloevera/flax/hemp/wire mesh/BaSO4) laminated composite. The mechanical characterization was performed with ASTM standard specimens.
Prabu krishnasamy   +3 more
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

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