Results 31 to 40 of about 23,023 (234)

Studying the behavior of geopolymer concretes under repeated loadings

open access: yesJournal of Engineering and Applied Science, 2021
This article investigates utilization of polypropylene microfibers as reinforcement in geopolymer concrete to enhance the ductility characteristics since the geopolymer concrete is considered a brittle material.
Osamah M. G. Al-Kerttani, Ammar Mutar
doaj   +1 more source

Sulfate resistance and microstructure of metakaolin geopolymer reinforced by cellulose nanofiber and wollastonite

open access: yes, 2023
As an alternative to the ordinary Portland cement (OPC), it is imperative to improve the performance of geopolymer under harsh conditions (such as sulfate/seawater attack).
Chen, Wei   +6 more
core   +1 more source

Palm Ash as an Alternative Source for Silica Production

open access: yesMATEC Web of Conferences, 2016
Agricultural wastes such as palm ash and rice husk have a possibility to be used as a useful renewable source for the production of silica (SiO2). Extensive researches have been carried out to extract silica from agricultural wastes such as rice husk ...
Pa Faizul Che   +2 more
doaj   +1 more source

The Effects of Trans- Polyoctylene Rubber (TOR) as a Compatibilizer on The Properties of Epoxidized Natural Rubber/Recycled Silicone Catheter (ENR-25/rSC) Vulcanizate

open access: yesMATEC Web of Conferences, 2016
In this study, the influence of Trans- Polyoctylene Rubber (TOR) as a compatibilizer on the cure characteristics, tensile and physical properties of ENR-25/rSC vulcanizate were determined.
Dahham Omar S.   +6 more
doaj   +1 more source

THERMAL CONDUCTIVITY OF REINFORCED GEOPOLYMER FOAMS

open access: yes, 2019
Reinforced geopolymer foams were studied in this work as potential building materials. It has been widely assumed that for a given thermal conductivity. [W center dot m(-1)center dot K-1], geopolymer foams can have a lighter density than other materials.
Peres, Amanda Pereira   +8 more
core   +1 more source

The influence of Rice Husk Fiber on The Properties of Epoxidized Natural Rubber/Rice Husk Compounds

open access: yesMATEC Web of Conferences, 2016
In this work, curing characteristics, tensile and physical properties of epoxidized natural rubber/rice husk (ENR-50/RH) compounds were investigated. Different RH loading (10, 20, 30, 40 and 50 Phr) and size (fine size at 100-300 μm and coarse size at 5 ...
Dahham Omar S.   +6 more
doaj   +1 more source

Morphology, mechanical properties, and biodegradability of all‐cellulose composite films from oil palm empty fruit bunch

open access: yesSPE Polymers, 2020
Palm oil plantations are very important in that they supply vegetable oil globally. However, increased production of palm oil prompts the accumulation of large lignocelluloses residues in the form of oil palm empty fruit bunch (OPEFB).
Nur Liyana Izyan Zailuddin   +2 more
doaj   +1 more source

Synthesis of sodium silicate from rice husk ash as an activator to produce epoxy-geopolymer cement

open access: yes, 2021
Link to publisher's homepage at https://iopscience.iop.org/Rice husk ash (RHA), a byproduct of the rice industry, is the primary source of amorphous silica for producing sodium silicate solutions to replace standard commercial sodium silicate in ...
L. Handayani   +6 more
core   +1 more source

Phase Transformation of Kaolin-Ground Granulated Blast Furnace Slag from Geopolymerization to Sintering Process

open access: yesMagnetochemistry, 2021
The main objective of this research was to investigate the influence of curing temperature on the phase transformation, mechanical properties, and microstructure of the as-cured and sintered kaolin-ground granulated blast furnace slag (GGBS) geopolymer ...
Noorina Hidayu Jamil   +7 more
doaj   +1 more source

From Pores to Pavement: Advanced Modeling of Aluminosilicates for Scalable Carbon Capture in Concrete

open access: yesAdvanced Science, EarlyView.
This study presents a transferable modeling framework for carbon capture using aluminosilicates, integrating Universal Isotherm Modeling with experimental data. It reveals how ultramicropores, alumina content, and amine functionalization influence CO2 adsorption energetics.
Pooja Anil Kumar Nair   +4 more
wiley   +1 more source

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