calcium-silicate-hydrate
Creep Mechanisms of Calcium–Silicate–Hydrate: An Overview of Recent Advances and Challenges
... Creep is a material property commonly defined as a time- dependent deformation under sustaining loads. Creep is essentially important to cementitious materials since excess deformation can negatively impact the long-term ...
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Synthesis of pure zeolite P2 from calcium silicate hydrate; tobermorite
... materials. Calcium silicate hydrates (tobermorite) was firstly hydrothermally prepared from quartz and calcium oxide at 175 °C for 24 ...from calcium silicate hydrate phases as ...
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Effect of silica particle size on the formation of calcium silicate hydrate [C-S-H] using thermal analysis
... Calcium silicate hydrate (C-S-H) is made by mixing calcium hydroxide (portlandite), silica and water at two calcium oxide to silica (C/S) ratios, using nano-silica and silica ...
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X-ray Absorption Fine Structure Studies of Calcium Silicate Hydrate Biomaterials in Drug Delivery
... The calcium silicate based materials are promising for applications in biomedical fields with the advantages of having excellent biocompatibility and biodegradability ...Hence, calcium ...
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Direct synthesis of a solid calcium-silicate-hydrate (C-S-H)
... aqueous calcium carbonate and sodium silicate solution at a fixed C/S = ...and calcium hydroxide at low C/S molar ratios ...aqueous calcium nitrate and sodium silicate at con- stant pH ...
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Effect of temperature and aluminium on calcium (alumino)silicate hydrate chemistry under equilibrium conditions
... of calcium silicate hydrate (C-S-H) a [1], coarsening of paste microstructures [2], and decreasing compressive strengths [3] with increasing ...
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Microstructure Characteristics of Fly Ash Concrete with Rice Husk Ash and Lime Stone Powder
... (Calcium Silicate Hydrate) gel around the cement particles which is highly dense and less porous, which can increase the cracking resistance (Saraswathy and Song ...
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Alkali Activated Slag Characterization by Scanning Electron Microscopy and X-ray Microanalysis
... Composite cements are hydraulic cements that contain Portland cement and reactive inorganic materials that improve the cement hydration such as fly ash, blast furnace slag, and limestone. The reactive materials are ...
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Mechanical properties of C-S-H globules and interfaces by molecular dynamics simulation
... 1 2 MECHANICAL PROPERTIES OF C-S-H GLOBULES AND INTERFACES BY MOLECULAR DYNAMICS SIMULATION 3 Ding Fan1 and Shangtong Yang1* 4 5 6 7 1 8 At meso-scale, Calcium Silicate Hydrate C-S-H can[r] ...
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Low-pressure silica injection for porosity reduction in cementitious materials
... The durability of building materials is related to the presence of cracks as they provide a fast pathway for the transport of liquid and gases through the structure. Restoration and preservation of historic buildings are ...
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Pozzolanic Reaction of a Biomass Waste as Mineral Addition to Cement Based Materials: Studies by Nuclear Magnetic Resonance (NMR)
... In this direction, Brazil (State of Bahia) has pioneered the cultivation of a fast-growing crop, elephant grass, as a source of biomass for a steam power plant, whose sole source of energy is a mix of different varieties ...
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Strength Study on Activated Fly ASH Concrete with Glass Fiber
... produces calcium silicate hydrate which enhances the strength and durability of ...like calcium oxide (CaO) and sodium silicate (Na 2 SiO 3 ) in the ratio of 1:8 for the effective ...
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Rock alteration in alkaline cement waters over 15 years and its relevance to the geological disposal of nuclear waste
... primary silicate minerals and the formation of secondary calcium silicate hydrate (C–S–H) phases containing varying amounts of aluminium and potassium (C–(A)–(K)–S–H) during the early stages ...
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Rock alteration in alkaline cement waters over 15 years and its relevance to the geological disposal of nuclear waste
... primary silicate minerals and the formation of secondary calcium silicate hydrate (C–S–H) phases containing varying amounts of aluminium and potassium (C–(A)–(K)–S–H) during the early stages ...
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Calcium Isotopes in Natural and Experimental Carbonated Silicate Melts
... carbonated silicate liquids in these experiments are indeed in equilibrium with a peridotite mineral ...heavier calcium isotopic composition when compared to the Opx-free Cbt-02 ...
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Journal of Applied Pharmaceutical Science
... Amoxicillin was received as a gift sample from Cadila Pharmaceutical Ltd., Ahmedabad. Sigma Aldrich Laborchemikalien GMBH Bombay India provided Porous calcium silicate (Florite® RE,FLR ). Ethyl cellulose ...
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Bioceramic Based Root Canal Sealers: A Review
... intracanal calcium hydroxide improved the bonding of iRoot SP to the root dentin; however, the bonding was less than that of AH Plus and comparable to MTA-Fillapex in the absence of calcium hydroxide ...
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Effect of Silica Fume and Bentonite on Strength and Durability of High Performance Concrete
... In cementations compounds, silica fume works on two levels, the first one is a chemical reaction called the "pozzolanic" reaction. The hydration (mixing with water) of Portland cement produces many compounds, ...
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Influence of Silicate Structure on the Low Temperature Synthesis of Belite Cement from Different Siliceous Raw Materials
... tion of the product at 650 ˚C - 1000˚C [5]-[9]. The hydrothermal method used by previous researchers for syn- thesizing belite cement was modified to optimize the synthesis parameters [10] [11]. The hydrothermal treat- ...
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Limestone as Solid Mineral to Develop National Economy
... of calcium carbonate with the occasional presence of ...the calcium carbonate in the stone originated from shelled oceanic ...when calcium and carbonate ions suspended in water chemically bond and ...
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