A silica sol–gel design strategy for nanostructured metallic materials
Here we present a simple, yet highly versatile silica sol–gel process built around a multifunctional sol–gel precursor that is derived from the following: amino acids, …
Silica sol energy storage
Here we present a simple, yet highly versatile silica sol–gel process built around a multifunctional sol–gel precursor that is derived from the following: amino acids, …
Processing solid wood into a composite phase change material for thermal energy storage by introducing silica …
A green and facile method for preparing thermal energy storage wood by using PEG and silica sol was reported in this study. The modifier is widely distributed inside the lumen and also the cell wall, with WPG and BC up to 102.62% and 17.14%, respectively.
ChemInform Abstract: Silica Sol-Gel Chemistry: Creating …
Because of its extraordinary flexibility, silica sol–gel chemistry offers the opportunity to create the novel materials and architectures which can lead to significant …
Thermochemical energy storage using silica gel: Thermal storage …
The benefits of thermochemical heat storage include high-energy storage density, long storage time, and negligible heat loss during storage. Silica gel has recently been widely …
Microencapsulation of ethanol-soluble inorganic salts for high temperature thermal energy storage …
Microencapsulation of molten salt in stable silica shell via a water-limited sol-gel process for high temperature thermal energy storage Appl. Therm. Eng., 136 ( 2018 ), pp. 268 - 274 View PDF View article View in Scopus Google Scholar
Three dimensional hybrid microcrystalline graphite-silica sol stabilized stearic acid as composite phase change material for thermal energy storage
DOI: 10.1016/j.est.2023.108328 Corpus ID: 259914275 Three dimensional hybrid microcrystalline graphite-silica sol stabilized stearic acid as composite phase change material for thermal energy storage @article{Li2023ThreeDH, …
Thermal Stability of Silica for Application in Thermal Energy Storage
Free from siting constraints, thermal energy storage (TES) shows promise as an economical alternative to traditional pumped-storage hydropower (PSH) and compressed air energy storage (CAES). As potential thermal energy storage media, many solid particles demonstrate stability over wide temperature ranges which allows for increased …
Additive manufacturing of silica aerogels | Nature
Additive manufacturing of silica aerogels
Heat storage and release performance analysis of CaCO3/CaO …
CaCO 3 is a promising material for thermochemical energy storage (TCES) systems. It can store and release heat upon reversible decarbonation to CaO, …
Preparation and characterization of sodium thiosulfate pentahydrate/silica microencapsulated phase change material for thermal energy storage ...
Microencapsulated phase change materials (MicroPCM) were successfully fabricated by encapsulation of sodium thiosulfate pentahydrate (SoTP) as core with silica shell using sol–gel method. The chemical structure, phase analysis, surface morphology, thermal properties and thermal stability of the MicroPCM were tested
Structure and thermal properties of stearic acid/silica composites as form-stable phase change materials | Journal of Sol …
In this study, stearic acid/silica phase change composites were prepared by the sol-gel method using stearic acid as phase change materials (PCMs). The effects of mass fraction of stearic acid were comprehensively investigated. The structures and thermal properties of the obtained composites were characterized by various methods, including …
Granular porous calcium carbonate particles for scalable and high-performance solar-driven thermochemical heat storage …
Calcium carbonate is promising thermochemical heat storage material for next-generation solar power systems due to its high energy storage density, low cost, and high operation temperature. Researchers have tried to improve energy storage performances of calcium carbonate recently, but most researches focus on powders, …
Silica aerogels; a review of synthesis, applications and fabrication …
Silica aerogels are gaining significant importance and have attracted considerable interest due to their extraordinary properties and numerous applications. Silica aerogels are highly porous with high surface area and very low density and thermal conductivity. Usually they are prepared and synthesized via sol-gel technique, which …
Thermal stability of silica for application in thermal energy storage …
As potential thermal energy storage media, some solid particles demonstrate stability over wide temperature ranges which allows for increased sensible energy storage density and is essential in achieving low-cost storage. Silica sand, in the form of α-quartz, is
Microencapsulation of molten salt in stable silica shell via a water-limited sol-gel process for high temperature thermal energy storage ...
In this study, a molten salt, i.e., sodium nitrate (NaNO 3), that melts at 308 C is microencapsulated with titanium dioxide (TiO 2) shells via water-limited surfactant-free sol-gel processes for high-temperature and high-density thermal energy storage.
Microencapsulation of molten salt in stable silica shell via a water-limited sol-gel process for high temperature thermal energy storage ...
In this study, a molten salt, i.e., sodium nitrate (NaNO 3), that melts at 308 C is microencapsulated with titanium dioxide (TiO 2) shells via water-limited surfactant-free sol-gel processes for high-temperature and high …
Silica sol–gel chemistry: creating materials and architectures for energy generation and storage …
There is widespread recognition that the use of energy in the twenty-first century must be sustainable. Because of its extraordinary flexibility, silica sol–gel chemistry offers the opportunity to create the novel materials and architectures which can lead to significant advances in renewable energy and energy storage technologies. In this …
Journal of Energy Storage
The silica sol was then slowly introduced to the ODE emulsion to initiate SiO 2 deposition on the ... the early hydration of cement-based materials to reduce the temperature rise or throughout the service life for thermal …
Energy Storage
Energy Storage is a new journal for innovative energy storage research, covering ranging storage methods and their integration with conventional & renewable systems. Abstract Mesoporous silica (MS) was prepared through a simple self-assembly procedure under alkaline condition with tetraethyl orthosilicate (TEOS) as SiO2 precursor …
Exploring the Versatility of Aerogels: Broad Applications in …
Used precipitation of alumina and silica sol in supercritical CO 2 to create silica-doped alumina aerogel particles. Silica doping was found to be an efficient way to …
Development of poly(ethylene glycol)/silica phase-change microcapsules with well-defined core-shell structure for reliable and durable heat energy ...
The PEG/silica phase-change microcapsules (PEG@SiO 2-MEPCM) were synthesized through emulsion-templated self-assembly and follow-up in-situ polycondensation, with the synthetic mechanism shown in Fig. 1.The in-situ polymerization was conducted in a W/O reverse emulsion-templating system using PEG as an aqueous …
Preparation and properties of nanoencapsulated n-octadecane phase change material with organosilica shell for thermal energy storage …
Various PCMs have been investigated for thermal energy storage and thermal regulation, such as paraffins [6], [7] ... Preparation of hollow mesoporous silica spheres by a sol–gel/emulsion approach Microporous Mesoporous Mater, 127 (2010), pp. 67-72 [59] I., ...
Silica-confined composite form-stable phase change materials: a …
Solid–liquid phase change materials (PCMs) are a kind of important heat energy storage materials that can store/release great amounts of latent heat at a specific temperature or within a narrow temperature range and thus can be applied in a lot of fields related to heat energy storage or thermal management. However, their practical …
Synthesis and properties of microencapsulated octadecane with silica shell as shape–stabilized thermal energy storage …
In this paper, synthesis and properties of microencapsulated octadecane with silica shell by using sol–gel method as shape–stabilized thermal energy storage materials are reported. The silica was prepared from methyl triethoxysilane (MTES).
Core shell paraffin/silica nanocomposite: A promising phase change material for thermal energy storage …
Among various energy storage mechanisms, some of fascinating ways can be paved with phase-change thermal energy storage materials. In general, thermal energy storage systems can be broadly divided into sensible (e.g., rock and water) and latent (e.g., salt hydrates and water/ice) heat storage.
Thermal stability of silica for application in thermal energy storage …
Thermal energy storage (TES) systems have enabled concentrating solar power (CSP) to remain competitive in the modern energy mix by providing economical …