Results 31 to 40 of about 231,289 (308)

Chloride Ingress Resistance, Microstructure and Mechanical Properties of Lightweight Mortars with Natural Cork and Expanded Clay Prepared Using Sustainable Blended Cements

open access: yesJournal of Marine Science and Engineering, 2022
The use of lightweight aggregates in construction materials is a good solution for increasing the contribution to sustainability of civil engineering works, such as maritime ones. In this regard, the possibility of using cork granulates and expanded clay
José Marcos Ortega   +3 more
doaj   +1 more source

Fire properties of styrenic polymer–clay nanocomposites based on an oligomerically-modified clay [PDF]

open access: yes, 2006
An oligomerically-modified clay has been used to fabricate nanocomposites with styrenic polymers, such as polystyrene, high-impacted polystyrene, poly(styrene-co-acrylonitrile) and acrylonitrile–butadiene–styrene by melt blending. The clay dispersion was
Jiang, David D.   +2 more
core   +2 more sources

In situ detection of boron by ChemCam on Mars [PDF]

open access: yes, 2017
We report the first in situ detection of boron on Mars. Boron has been detected in Gale crater at levels Curiosity rover ChemCam instrument in calcium-sulfate-filled fractures, which formed in a late-stage groundwater circulating mainly in phyllosilicate-
Anderson   +86 more
core   +6 more sources

Comparative study of moisture absorption and resistance to NaCl salt of clay-based plasters incorporating porous aggregate [PDF]

open access: yesMATEC Web of Conferences
This study deals with the effects of expanded perlite and two types of clay (bentonite and kaolin) on adsorption behaviour of lightweight clay-cement based plasters and their resistance to the destructive impact of NaCl salt solution.
Kushnierova Liliia   +2 more
doaj   +1 more source

Evaluation of wet dust separator effectiveness in the dedusting of emissions from expanded clay kiln

open access: yesИнженерно-строительный журнал, 2015
This paper describes a way of reducing pollutant dust emissions exhausted in the atmosphere when manufacturing expanded clay by applying high effective wet dust cleaners with a combined scheme of dust separation from the gas flow within dust aspiration ...
S.A. Koshkarev, V.N. Azarov
doaj   +1 more source

Available methods for the conversion of dichloropropane to allene and methylacetylene [PDF]

open access: yesE3S Web of Conferences, 2023
. The nature of the formation of allene and methylacetylene during the dehydrochlorination of 1,2-dichloropropane and intermediate products (1-chloropropene-1, 2-chloropropene-1, 2-chloropropane, and 3-chloropropene-1) on γ-Al2O3, CaX and expanded clay ...
Guseinova Elvira   +2 more
doaj   +1 more source

Constructed wetlands with light expanded clay aggregates for agricultural wastewater treatment [PDF]

open access: yes, 2014
Constructed wetlands (CWs) are receiving a renewed attention as a viable phytotechnology for treating agricultural wastewaters and for the removal of more specific pollutants, in particular recalcitrant ones. In this work, the performance of CW mesocosms
Carvalho, Alfredo Jorge Palace   +1 more
core   +1 more source

Influence of water content of expanded clay on the reflection coefficient of electromagnetic shild

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2021
The regularities of the influence of the moisture content of expanded clay on the values of the reflection coefficient of electromagnetic radiation (EMR) of this material in the frequency range of 1–17 GHz have been established.
T. V. Borbot’ko, S. E. Savanovich
doaj   +1 more source

Results of monitoring at the British library excavation [PDF]

open access: yes, 2014
The main phase of excavation for the basements of the British Library at St Pancras, London, was completed in 1987. The project included basements extending up to 25 m deep, through the London Clay and into the Lambeth Group. The excavations were formed
Simpson, Brian, Vardanega, Paul J.
core   +2 more sources

Heat release and thermal conductivity of expanded-clay concrete for 3D printer

open access: yesMagazine of Civil Engineering, 2021
The subject of research is expanded-clay concrete with additives of ground granulated blast-furnace slag, silica fume, superplasticizer admixture and air-entraining admixture for 3D printing.
Kseniia Usanova   +4 more
doaj   +1 more source

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