Results 31 to 40 of about 16,766 (210)

Effect of fly-ash based geopolymer coated aggregate on bituminous mixtures

open access: yesGrađevinar, 2018
The research presented in the paper is conducted to evaluate properties of fly ash-based geopolymer coated aggregates and their effect on characteristics of bituminous mixtures.
Srividya Dayal, Nagan Soundarapandian
doaj   +1 more source

Fabrication and characterization of fly ash-based geopolymer and its performance for immobilization of heavy metal cations

open access: yesCommunications in Science and Technology, 2022
In this study, the geopolymer from fly ash as based-raw material has been examined on the ability of several heavy metal ions immobilization. The fly ash has been provided from PT IPMOMI which firstly analyzed the physical and chemical properties.
Rendy Muhamad Iqbal   +7 more
doaj   +1 more source

Mechanical performance of glass-based geopolymer matrix composites reinforced with cellulose fibers [PDF]

open access: yes, 2018
Glass-based geopolymers, incorporating fly ash and borosilicate glass, were processed in conditions of high alkalinity (NaOH 10-13 M). Different formulations (fly ash and borosilicate in mixtures of 70-30 wt% and 30-70 wt%, respectively) and physical ...
Bernardo, Enrico   +2 more
core   +2 more sources

Geopolymer lightweight bricks manufactured from fly ash and foaming agent [PDF]

open access: yes, 2013
This paper deals with the development of lightweight geopolymer bricks by using foaming agent and fly ash. The mix parameters analysed through a laboratory experiment with fix ratio of sodium silicate/sodium hydroxide solution mass ratio 2.5, fly ash ...
Abd Samad, Noorazman   +5 more
core   +1 more source

Optimising Ambient Setting Bayer Derived Fly Ash Geopolymers [PDF]

open access: yesMaterials, 2016
The Bayer process utilises high concentrations of caustic and elevated temperature to liberate alumina from bauxite, for the production of aluminium and other chemicals. Within Australia, this process results in 40 million tonnes of mineral residues (Red mud) each year.
Jamieson, Evan   +3 more
openaire   +3 more sources

Effects of Industrial and Agricultural Wastes on Mud Blocks Using Geopolymer

open access: yesAdvances in Civil Engineering, 2020
For this research, the red soil sample was drawn, and a steady percentage of the geopolymer was used along with distinct proportions of stabilizers such as fly ash, groundnut shell ash, bagasse ash, and GGBFS.
N. P. Vignesh   +2 more
doaj   +1 more source

Restrained Shrinkage of Fly Ash Based Geopolymer Concrete and Analysis of Long Term Shrinkage Prediction Models [PDF]

open access: yes, 2017
The research presented in this manuscript describes the procedure to quantify the restrained shrinkage of geopolymer concrete (GPC) using ring specimen. Massive concrete structures are susceptible to shrinkage and thermal cracking.
Ahmed, Mahbub K   +3 more
core   +3 more sources

FLY ASH-BASED GEOPOLYMER MORTAR INCORPORATING BOTTOM ASH

open access: yesModern Applied Science, 2009
This paper presents the results of study on effect of various parameters on mechanical properties of fly ash-based geopolymer mortar with bottom ash as partial or full replacement for sand. Compressive strength of samples with 10% bottom ash (BA) was comparable to those with only sand.
Djwantoro Hardjito, Shen Shaw Fung
openaire   +2 more sources

Effect of Variability of Fly Ash Obtained from the Same Source on the Characteristics of Geopolymer

open access: yesMATEC Web of Conferences, 2017
Geopolymer properties is notably influenced by the quality of fly ash used as the precursor material. Fly ash obtained from the same source may have varying physical and chemical characteristics.
Antoni   +3 more
doaj   +1 more source

Influence of Using Various Percentages of Slag on Mechanical Properties of Fly Ash-based Geopolymer Concrete

open access: yesJournal of Engineering, 2021
In order to implement the concept of sustainability in the field of construction, it is necessary to find an alternative to the materials that cause pollution by manufacturing, the most important of which is cement.
Sarah Sameer Hussein, Nada Mahdi Fawzi
doaj   +1 more source

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