Results 21 to 30 of about 593,300 (377)

Solubility and porosity of new nanostructured calcium silicate cement [PDF]

open access: yesStomatološki glasnik Srbije, 2014
Introduction. Calcium silicate cements are most commonly used materials in endodontics for many indications due to their exceptional biological and physical properties.
Stanić Tatjana   +4 more
doaj   +1 more source

Mitigation of collapse characteristics of gypseous soils by activated carbon, sodium metasilicate, and cement dust: An experimental study

open access: yesJournal of the Mechanical Behavior of Materials, 2022
This study includes adding chemicals to gypseous soil to improve its collapse characteristics. The collapse behavior of gypseous soil brought from the north of Iraq (Salah El-Deen governorate) with a gypsum content of 59% was investigated using five ...
Hassan Suhad Majed   +1 more
doaj   +1 more source

Quartz dissolution associated with magnesium silicate hydrate cement precipitation [PDF]

open access: yesSolid Earth, 2021
Quartz has been replaced by magnesium silicate hydrate cement at the Feragen ultramafic body in south-east Norway. This occurs in deformed and recrystallized quartz grains deposited as glacial till covering part of the ultramafic body.
L. de Ruiter   +4 more
doaj   +1 more source

Bond Strength of Adhesive Systems to Calcium Silicate-Based Materials: A Systematic Review and Meta-Analysis of In Vitro Studies

open access: yesGels, 2022
Since the adhesion of resin composites to calcium silicate-based cement is considered challenging. Therefore, the best adhesion strategy should be indicated.
Louis Hardan   +12 more
doaj   +1 more source

Hydration kinetics of Portland cement shifting from silicate to aluminate dominance based on multi-mineral reactions and interactions

open access: yesMaterials & Design, 2023
A theoretical model for cement hydration was proposed to study multi-mineral reactive transport processes under various mineral compositions and determine the effect of multi-mineral reactions and interactions on cement hydration kinetics shifting from ...
Yang Liu   +5 more
doaj   +1 more source

Multiscale understanding of tricalcium silicate hydration reactions [PDF]

open access: yes, 2017
Tricalcium silicate, the main constituent of Portland cement, hydrates to produce crystalline calcium hydroxide and calcium-silicate-hydrates (C-S-H) nanocrystalline gel. This hydration reaction is poorly understood at the nanoscale.
Cuesta-García, Ana María   +8 more
core   +4 more sources

Microstructural Characteristics of Cement-Based Materials Fabricated Using Multi-Mode Fiber Laser [PDF]

open access: yes, 2020
Cement-based materials are the most prevalent construction materials, and the conventional cutting techniques are still mostly used for fabricating the materials.
Lee, Dongkyoung   +2 more
core   +1 more source

Structure, bonding and morphology of hydrothermally synthesised xonotlite [PDF]

open access: yes, 2009
The authors have systematically investigated the role of synthesis conditions upon the structure and morphology of xonotlite. Starting with a mechanochemically prepared, semicrystalline phase with Ca/Si=1, the authors have prepared a series of xonotlite ...
A. Stumm   +19 more
core   +1 more source

The effects of MgO, Na2O and SO3 on industrial clinkering process: phase composition, polymorphism, microstructure and hydration, using a multidisciplinary approach [PDF]

open access: yes, 2019
Preprint publicado en: Materials Characterization Volume 155, September 2019, 109809The present investigation deals with how minor elements (their oxides: MgO, Na2O and SO3) in industrial kiln feeds affect (i) chemical reactions upon clinkering, (ii ...
Alessandro, Pavese   +6 more
core   +1 more source

Workability and durability analysis of waste based geopolymer concrete

open access: yesJurnal Ilmiah SINERGI, 2023
GPC as a promising material, started gaining momentous attention from the researchers and construction specialists because of its advantages in using by-products from agriculture and industries to replace cement thereby reducing greenhouse gas emission ...
Lucia Omolayo Agashua   +3 more
doaj   +1 more source

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