Results 51 to 60 of about 32,700 (213)

Innovative electrospun geopolymer/zeolite/PVA composite membranes

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Proposed scheme of gas adsorption mechanisms on electrospun geopolymer/zeolite/PVA composite membranes. Abstract Innovative electrospun poly(vinyl alcohol) (PVA)–geopolymer–zeolite 13X composite membranes were successfully fabricated and systematically characterized.
Mariana Schneider   +7 more
wiley   +1 more source

Mechanical Properties of Microstructural Components of Inorganic Materials [PDF]

open access: yes, 2013
Disertační práce se zabývá studiem strukturních a mechanických vlastností anorganických materiálů. Cílem je nalezení jednotlivých fází ve zkoumaném materiálu a hlavně lokalizace (mechanicky) nejslabšího místa, jeho ovlivnění a následně výroba materiálu o
Wasserbauer, Jaromír
core  

Reviews on the Properties of Aggregates made with or without Geopolymerisation Method [PDF]

open access: yes, 2013
Aggregates are popular for use in concrete and lightweight concrete applications. Recent research shows that the by-product materials such as fly ash can be used as raw material in producing aggregates and lightweight aggregates.
Abdul Razak, Rafiza   +5 more
core   +1 more source

3D‐Printed Geopolymer as a Basic Heterogeneous Catalyst for the Synthesis of α‐Cyanoacrylates Through the Knoevenagel Condensation

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
3D‐printed geopolymers are presented as efficient and reusable heterogeneous catalysts for the Knoevenagel condensation. Under mild and green conditions, they promote the high‐yield synthesis of diverse α‐cyanoacrylates with remarkable stability and scalability.
Francesca T. Albino   +5 more
wiley   +1 more source

Environmentally Friendly Pervious Concrete for Treating Deicer-Laden Stormwater: Phase II [PDF]

open access: yes, 2018
In Phase I of this project, graphene oxide (GO)-modified pervious concrete was developed using coal fly ash as the sole binder. The primary objectives of Phase II of this project were (1) to evaluate the stormwater infiltration capacity of GO-modified ...
Shi, Xianming, Xu, Gang
core  

Porous glass-ceramics from alkali activation and sinter-crystallization of mixtures of waste glass and residues from plasma processing of municipal solid waste [PDF]

open access: yes, 2018
Alkali-activated aqueous slurries of fine glass powders, mostly deriving from the plasma processing of municipal solid waste ('Plasmastone'), were found to undergo progressive hardening at low temperature (75 degrees C) owing to the formation of C-S-H ...
Bernardo, Enrico   +3 more
core   +3 more sources

STUDY OF FLY ASH GEOPOLYMER AND FLY ASH/SLAG GEOPOLYMER IN TERM OF PHYSICAL AND MECHANICAL PROPERTIES [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2020
This article presents the mixing parameters of fly ash geopolymer based on NaOH concentration (6M - 14M), S/L ratio (1.0 - 3.5), Na2SiO3/NaOH ratio (1.0 - 3.0) and ladle furnace slag replacement (10% -40%).
Ng HUI-TENG   +4 more
doaj   +1 more source

Investigating the Environmental Impact of Additive Construction: A Systematic Analysis of the Life Cycle Assessment Studies

open access: yesSustainable Development, EarlyView.
ABSTRACT Additive Manufacturing (AM) has been identified as a potential catalyst for a paradigm shift within the construction industry, due to its capacity to enhance sustainability, reduce waste, and augment design flexibility. This study presents a systematic literature review (SLR) that explores the application of Life Cycle Assessment (LCA) in ...
Antonio Mastropasqua   +3 more
wiley   +1 more source

Outline of a Washing Treatment to Improve Electric Arc Furnace Slag Environmental Behavior

open access: yessteel research international, EarlyView.
This study evaluates a water‐washing treatment for electric arc furnace slag to reduce the leaching of hazardous elements (Cr, Ba, Mo, and V), enabling its reuse. The process effectively decreases leachate concentrations. Using the treated slag as a substitute aggregate in concrete reduces greenhouse gases emissions by 42.5% compared to landfilling ...
Luca Testini   +4 more
wiley   +1 more source

Sustainable Ash-Based Geopolymers

open access: yesChemical Engineering Transactions, 2018
The valorisation of industrial solid by-products into geopolymers, a new class of inorganic polymers, provides two main benefits. Firstly, it solves a significant waste management problem by the transformation of potentially dangerous industrial wastes into safe and value-added products.
Vayos G. Karayannis   +3 more
openaire   +2 more sources

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