Results 11 to 20 of about 116,318 (303)

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

Preparation of calcium silicate hydrate seeds by means of mechanochemical method and its effect on the early hydration of cement

open access: yesAdvances in Mechanical Engineering, 2019
Calcium silicate hydrate seeding is a promising accelerator for cement hydration. In this work, calcium silicate hydrate nanoparticles with various CaO/SiO 2 -ratios were prepared by means of mechanochemical approach.
Boyuan Wang, Wu Yao, Dietmar Stephan
doaj   +1 more source

Effects of calcium and magnesium silicate on the absorption of silicon and nutrients in wheat

open access: yesSemina: Ciências Agrárias, 2019
Wheat is a plant that accumulates silicon (Si). The application of silicon to the soil may influence the absorption of nutrients by the plant and, therefore, its nutritional balance.
Marcos Vinicius Mansano Sarto   +5 more
doaj   +3 more sources

Bond strength of a calcium silicate-based sealer tested in bulk or with different main core materials

open access: yesBrazilian Oral Research, 2014
The aim of this study was to evaluate the influence of a calcium silicate-based sealer (iRoot SP), with or without a core material, on bond strength to radicular dentin, in comparison with various contemporary root filling systems. Root canals of freshly
Emre NAGAS   +3 more
doaj   +1 more source

Development of resin-based bioactive endodontic cements with glycerol salicylate and calcium silicate

open access: yesRevista da Faculdade de Odontologia de Porto Alegre, 2020
Introduction: The combination of sol-gel derived calcium silicate particles and glycerol salicylate resins may enhance the pyhisico-chemical properties contribute to the understanding of the interaction between these materials.
Rafaela Cassaro Pistorello   +3 more
doaj   +1 more source

Raman spectroscopic study of the mineral xonotlite Ca6Si6O17(OH)2 - A component of plaster boards [PDF]

open access: yes, 2012
The mineral xonotlite Ca 6Si 6O 17(OH) 2 is a crystalline calcium silicate hydrate which is widely used in plaster boards and in many industrial applications. The structure of xonotlite is best described as having a dreierdoppelketten silicate structure,
Frost, Ray   +3 more
core   +2 more sources

Calcium silicates synthesised from industrial residues with the ability for CO2 sequestration [PDF]

open access: yes, 2014
This work explored several synthesis routes to obtain calcium silicates from different calcium-rich and silica-rich industrial residues. Larnite, wollastonite and calcium silicate chloride were successfully synthesised with moderate heat treatments below
Esquivias Fedriani, Luis María   +4 more
core   +1 more source

Structural models of random packing of spheres extended to bricks: Simulation of the nanoporous calcium silicate hydrates [PDF]

open access: yes, 2009
Structure simulation algorithms of random packing of spheres and bricks have been developed. These algorithms were used to reproduce the nanostructure of the cementitious calcium silicate hydrates. The textural parameters (specific surface area, porosity,
Brunet, Fabrice   +1 more
core   +3 more sources

Induction of reparative dentin by calcium silicate-based material as direct pulp capping agent

open access: yesBangabandhu Sheikh Mujib Medical University Journal, 2019
This study was performed to examine whether calcium silicate could induce reparative dentin formation without eliciting any adverse effect in direct pulp capping of premolar teeth.
Mozammal Hossain   +2 more
doaj   +1 more source

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

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