Results 71 to 80 of about 656,200 (242)

Distribution of Water in Synthetic Calcium Silicate Hydrates [PDF]

open access: yesLangmuir, 2016
Understanding calcium silicate hydrates (CSHs) is of paramount importance for understanding the behavior of cement materials because they control most of the properties of these man-made materials. The atomic scale water content and structure have a major influence on their properties, as is analogous with clay minerals, and we should assess these ...
Roosz, Cédric   +9 more
openaire   +3 more sources

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

Bioactive calcium silicate ceramics and coatings

open access: yesBiomedicine & Pharmacotherapy, 2008
CaO-SiO2 based ceramics have been regarded as potential candidates for artificial bone due to their excellent bone bioactivity and biocompatibility. However, they cannot be used as implants under a heavy load because of their poor mechanical properties, in particular low fracture toughness.
LIU X, MORRA M, CARPI, ANGELO, LI B.
openaire   +3 more sources

Nanoscale origins of creep in calcium silicate hydrates [PDF]

open access: yesNature Communications, 2018
AbstractThe time-dependent response of structural materials dominates our aging infrastructure’s life expectancy and has important resilience implications. For calcium-silicate-hydrates, the glue of cement, nanoscale mechanisms underlying time-dependent phenomena are complex and remain poorly understood.
Morshedifard, A   +2 more
openaire   +5 more sources

High performance long chain polyamide/calcium silicate whisker nanocomposites and the effective reinforcement mechanism

open access: yes, 2016
PA1012/calcium silicate whisker nanocomposites with contents of whisker ranging from 10 wt% to 40 wt%, are prepared by twin screw extruder without any additions of coupling agent.
Zhu, Gan-yu   +5 more
core   +1 more source

Degradation Pathways of Silicon‐Based Anodes in Lithium‐Ion Batteries

open access: yesAdvanced Energy Materials, EarlyView.
Silicon‐based anodes undergo degradation through five primary pathways: (1) mechanical and structural deterioration of the active material, (2) loss of electrode integrity and electrical contact, (3) mechanical instability of the solid electrolyte interphase (SEI), characterized by repetitive fracture and deformation, (4) chemical instability of the ...
Yoon Jeong Choi   +3 more
wiley   +1 more source

Carbonate-silicate ratio for soil correction and influence on nutrition, biomass production and quality of palisade grass

open access: yesScientia Agricola, 2011
Silicates can be used as soil correctives, with the advantage of being a source of silicon, a beneficial element to the grasses. However, high concentrations of silicon in the plant would affect the digestibility of the forage.
Renato Ferreira de Souza   +5 more
doaj   +1 more source

Effective Interactions between Calcium-Silicate-Hydrate Nanolayers

open access: yes, 2019
Calcium-silicate-hydrate (C-S-H), the main binding phase in cementitious materials, possesses a complex multiscale porous texture where nanosized particles interact effectively and contribute to the macroscopic properties of concrete.
Hamid Valipour (3809629)   +3 more
core   +1 more source

Multiscale Design of Anion Exchange Membrane‐Based Seawater Electrolysis for Sustainable Hydrogen Production

open access: yesAdvanced Energy Materials, EarlyView.
Direct seawater electrolysis using anion exchange membranes is emerging as a promising route for sustainable hydrogen production. This review summarizes multiscale design strategies from seawater chemistry and OER–ClER selectivity to catalysts, membranes, MEAs, cells, stacks, and system integration, providing a roadmap toward selective, durable, and ...
Chiho Kim   +7 more
wiley   +1 more source

Experimental biphasic Calcium Silicate/Calcium Phosphate cements for direct pulp capping

open access: yes, 2014
Objectives: MTA cements are hydraulic calcium silicate cements currently used to preserve the vitality of the pulp tissue in direct pulp capping as able to set in the presence of blood and other biological fluids.
SPAGNUOLO, GIANRICO   +6 more
core  

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