Results 91 to 100 of about 16,734 (232)

Bioactivity enhancement of calcined kaolin geopolymer with CaCl2 treatment [PDF]

open access: yes, 2016
This paper reports that surface treatment with CaCl2 enhances the bioactivity of a calcined kaolin geopolymer. Calcined kaolin, NaOH solution, sodium silicate solution, and heat curing were used to form geopolymer pastes.
Aguiar, J. L. Barroso de   +5 more
core   +1 more source

Investigation on the Potential of Bacteria‐Coated Jute Fiber for Enhancing Mechanical Properties and Self‐Healing Capabilities in Concrete

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Concrete faces challenges such as low tensile strength, susceptibility to cracking, and limited self‐healing capabilities. To address these issues, natural fibers have gained attention as reinforcements due to their high specific strength, stiffness, biodegradability, and renewability.
Tadelech Abrham Adisu   +7 more
wiley   +1 more source

Investigating the Mechanical and Microstructural Properties With Machine Learning Optimization of Recycled Eco‐Friendly PET Modified Concrete

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Over the past decades, studies have demonstrated the effectiveness of polyethylene (PE) and PE terephthalate (PET) as an alternative to aggregates in enhancing concrete performance. This research aims to predict the compressive strength (CS) of PE and PET‐incorporated concrete by evaluating the influence of key factors, including cement content, PET ...
Md. Alhaz Uddin   +6 more
wiley   +1 more source

Proceedings of the 4th International Conference on Service Life Design for Infrastructure (SLD4) [PDF]

open access: yes, 2018
SLD4 is a conference on Service Life Design for Infrastructures which is jointly organised by Delft University and Tongji University as part of the RILEM week 2018 in Delft, The Netherlands.
Rodriguez, Claudia Romero   +4 more
core  

Chemical characterisation of metakaolin and fly ash based geopolymers during exposure to solvents used in carbon capture [PDF]

open access: yes, 2014
This paper presents an investigation into the chemical resistance of blended alkali activated aluminosilicate materials, specifically under exposure to two solvents used in post-combustion carbon capture, monoethanolamine (MEA) and potassium carbonate ...
Gordon, L.E.   +2 more
core   +1 more source

Effect of Biobased Natural Kapok Fiber on Properties of Sustainable Mortars Containing Slag and Fly Ash as a Partial Replacement of Portland Cement

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
Cementitious materials are among the most widely utilized construction materials worldwide, owing to their versatility, cost efficiency, and structural performance. However, the environmental challenges associated with ordinary Portland cement (OPC) production, including significant CO2 emissions, have driven researchers to explore alternative ...
Gülşah Susurluk   +3 more
wiley   +1 more source

Evolution of Unconfined Compressive Strength and Microstructural Properties of Geopolymers From Blended Waste Concrete Powder and Metakaolin

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
The use of waste concrete powder (WCP) in geopolymer synthesis offers a sustainable method for recycling construction and demolition waste (CDW). However, its low reactivity and high calcium content frequently result in geopolymers with inadequate mechanical strength.
Wu Chen, Zhiduo Zhu, Afaq Ahmad
wiley   +1 more source

Preparation and Characterization of Lime Activated Unfired Bricks Made with Industrial Wastes [PDF]

open access: yes, 2013
Utilization of fly ash can reduces the solid waste disposal problem and minimization of pollution also. Conventional production of bricks usually utilizes clay and shale as the source material and requires high temperature (900– 1000 °C) kiln firing ...

core  

Low carbon building: Experimental insight on the use of fly ash and glass fibre for making geopolymer concrete [PDF]

open access: yes, 2017
Due to the environmental impacts resulting from the production of Ordinary Portland cement (OPC), the drive to develop alternative binders that can totally replace OPC is gaining huge consideration in the construction field.
Awoyera, P. O.   +3 more
core   +2 more sources

Synthesis and Characterization of Metakaolin‐Based Geopolymer for Industrial Application

open access: yesAdvances in Materials Science and Engineering, Volume 2026, Issue 1, 2026.
Materials with enhanced properties are currently in high demand. Consequently, the ability to synthesize these materials efficiently, using low energy and without adverse environmental impact, has become a critical research priority. For this reason, geopolymers present an attractive prospect for researchers in material science and engineering. In this
Kenneth Ejike Ibedu   +4 more
wiley   +1 more source

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