Results 11 to 20 of about 4,357,340 (293)

Influence of clay minerals and associated minerals in alkali activation of soils

open access: yesConstruction and Building Materials, 2019
Alkali activation is promising for low environmental impact soil stabilisation. Given soils’ complexity, there is a lack of fundamental understanding of how the different components in soil influence their alkali activation behaviour.
Alastair Marsh, Andrew Heath
exaly   +2 more sources

Assessing alkali activation of waste stone wool from greenhouses combined with direct foaming or granulation to obtain recycled plant substrate [version 1; peer review: 1 approved, 2 approved with reservations] [PDF]

open access: yesOpen Research Europe
Background Stone wool is commonly used as a plant substrate in soilless cultivation and discarded after one growing season. Stone wool waste is difficult to recycle, and thus it is typically landfilled.
Karine Goulart de Oliveira   +2 more
doaj   +2 more sources

Comparative characteristics assessment of calcined and uncalcined agro-based waste ash with GGBS and its application in an alkali-activated binder system

open access: yesCogent Engineering, 2023
A lot of energy is released during the cement manufacturing process, and a large amount of carbon dioxide (CO2) is discharged into the environment. Presently, researchers are focusing on reducing CO2 emissions by researching sustainable alternatives to ...
S Blesson   +4 more
doaj   +1 more source

Long-term (2 years) drying shrinkage evaluation of alkali-activated slag mortar: Experiments and partial factor analysis

open access: yesCase Studies in Construction Materials, 2023
Alkali-activated slag with many excellent properties was regarded as a novel low carbon building material, has received more and more attention. This research aims to study the impacts of alkali solution (alkali content and modulus), cement and gypsum ...
Shunfeng Wang   +3 more
doaj   +1 more source

CO2 treatment of ground granulated blast furnace slag for enhancing geopolymer properties

open access: yesJournal of Materials Research and Technology, 2022
A novel and cost-effective method was developed for CO2 incorporation into ground granulated blast furnace slag as distorted carbonates, and subsequent value-added use of the captured carbon dioxide towards enhancement of the alkali-activated slag ...
Faris Matalkah, Parviz Soroushian
doaj   +1 more source

Sustainable Chromium Encapsulation: Alkali Activation Route

open access: yesFrontiers in Materials, 2022
This article highlights recent experimental advances in the use of inorganic substances in the encapsulation of pollutants and, in particular, discusses the potential applicability and constraints of the geopolymerization process for the treatment of ...
Caterina Sgarlata   +7 more
doaj   +1 more source

ANALYSIS REGARDING THE MECHANICAL PROPERTIES OF ALKALI-ACTIVATED FLY ASH-BASED GEOPOLYMER CONCRETE CONTAINING SPENT GARNET AS REPLACEMENT FOR SAND AGGREGATES [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2023
As research regarding the production and optimization of geopolymer materials is constantly increasing and is fundamentally motivated by the need, identified both in the global ecological context and at national level, new materials can be developed ...
Adrian-Victor LĂZĂRESCU   +3 more
doaj   +1 more source

Parametric Studies Regarding the Development of Alkali-Activated Fly Ash-Based Geopolymer Concrete Using Romanian Local Raw Materials

open access: yesProceedings, 2020
Current research and development policies in the field of building materials, in the context of sustainable development, have the main objectives of increasing the safety and performance of the built environment at the same time as reducing pollution and
Adrian-Victor Lăzărescu   +3 more
doaj   +1 more source

Advances in alkali-activation of clay minerals

open access: yesCement and Concrete Research, 2020
To future-proof alkali-activation technology, there is a need to look beyond well-established precursors such as fly ash and blast furnace slag, due to resource competition, geographical distribution and technical limitations.
Ahmed Khalifa   +6 more
semanticscholar   +1 more source

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