Supercritical fluid ≈ Supercritical fluid
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Recent Advances in Supercritical Fluid Extraction of Natural Bioactive Compounds from Natural Plant Materials Open
In this review, recent advances in greener technology for extracting natural bioactive components from plant origin sources are discussed. Bioactive compounds of plant origin have been defined as natural chemical compounds present in small…
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Solvent Supercritical Fluid Technologies to Extract Bioactive Compounds from Natural Sources: A Review Open
Supercritical fluid technologies offer a propitious method for drug discovery from natural sources. Such methods require relatively short processing times, produce extracts with little or no organic co-solvent, and are able to extract bioa…
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Demonstration of the Allam Cycle: An Update on the Development Status of a High Efficiency Supercritical Carbon Dioxide Power Process Employing Full Carbon Capture Open
The Allam cycle is a novel CO2, oxy-fuel power cycle that utilizes hydrocarbon fuels while inherently capturing approximately 100% of atmospheric emissions, including nearly all CO2 emissions at a cost of electricity that is highly competi…
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Solvents and sustainable chemistry Open
Solvents are widely recognized to be of great environmental concern. The reduction of their use is one of the most important aims of green chemistry. In addition to this, the appropriate selection of solvent for a process can greatly impro…
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Sustainable technologies for liposome preparation Open
Liposome possesses a great number of advantages and therefore they can be used for a variety of applications. Among other things, they can serve as useful drug carriers in preclinical and clinical trials. Supercritical fluids assisted tech…
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Carotenoids Functionality, Sources, and Processing by Supercritical Technology: A Review Open
Carotenoid is a group of pigments naturally present in vegetal raw materials that have biological properties. These pigments have been used mainly in food, pharmaceutical, and cosmetic industries. Currently, the industrial production is ex…
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Significant aspects of carbon capture and storage – A review Open
Excessive emission of greenhouse gases into the atmosphere has resulted in a progressive climate change and global warming in the past decades. There have been many approaches developed to reduce the emission of Carbon Dioxide (CO2) into t…
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Environmentally Friendly Methods for Flavonoid Extraction from Plant Material: Impact of Their Operating Conditions on Yield and Antioxidant Properties Open
The flavonoids are compounds synthesized by plants, and they have properties such as antioxidant, anticancer, anti-inflammatory, and antibacterial, among others. One of the most important bioactive properties of flavonoids is their antioxi…
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Innovative Alternative Technologies to Extract Carotenoids from Microalgae and Seaweeds Open
Marine microalgae and seaweeds (microalgae) represent a sustainable source of various bioactive natural carotenoids, including β-carotene, lutein, astaxanthin, zeaxanthin, violaxanthin and fucoxanthin. Recently, the large-scale production …
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Supercritical CO2 as heat transfer fluid: A review Open
This paper presents a comprehensive review of all correlations and experimental studies available in the literature to determine the heat transfer coefficient of supercritical CO2 flowing in heat exchangers. The different applications in w…
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Research and Development of Heat-Resistant Materials for Advanced USC Power Plants with Steam Temperatures of 700 °C and Above Open
Materials-development projects for advanced ultra-supercritical (A-USC) power plants with steam temperatures of 700 °C and above have been performed in order to achieve high efficiency and low CO2 emissions in Europe, the US, Japan, and re…
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Supercritical Fluid Technology: An Emphasis on Drug Delivery and Related Biomedical Applications Open
During the past few decades, supercritical fluid (SCF) has emerged as an effective alternative for many traditional pharmaceutical manufacturing processes. Operating active pharmaceutical ingredients (APIs) alone or in combination with var…
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Gel-based morphological design of zirconium metal–organic frameworks Open
The ability of zirconium metal–organic frameworks (MOFs) to gelate under specific synthetic conditions opens up new opportunities in the preparation and shaping of hierarchically porous MOF monoliths, which could be directly implemented fo…
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Hydroprocessing of bio-crude from continuous hydrothermal liquefaction of microalgae Open
Hydrothermal liquefaction (HTL) has developed as one of the most promising technologies for biofuel production from wet biomass feedstocks in recent years. In the current study, a microalgae slurry was processed in a continuous flow hydrot…
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The NIST REFPROP Database for Highly Accurate Properties of Industrially Important Fluids Open
The NIST REFPROP software program is a powerful tool for calculating thermophysical properties of industrially important fluids, and this manuscript describes the models implemented in, and features of, this software. REFPROP implements th…
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Supercritical fluids in separation and purification: A review Open
The properties of the supercritical fluid near the critical point can be changed by varying the pressure and temperature, allowing selective and faster extraction. Supercritical fluids exhibit liquid-like density and gas – like viscosity &…
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Aerogels in drug delivery: From design to application Open
Aerogels are the lightest processed solid materials on Earth and with the largest empty volume fraction in their structure. Composition versatility, modularity, and feasibility of industrial scale manufacturing are behind the fast emergenc…
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Decarboxylation Study of Acidic Cannabinoids: A Novel Approach Using Ultra-High-Performance Supercritical Fluid Chromatography/Photodiode Array-Mass Spectrometry Open
Introduction: Decarboxylation is an important step for efficient production of the major active components in cannabis, for example, Δ9-tetrahydrocannabinol (Δ9-THC), cannabidiol (CBD), and cannabigerol (CBG). These cannabinoids do not occ…
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Review on the Production of Polysaccharide Aerogel Particles Open
A detailed study of the production of polysaccharide aerogel (bio-aerogel) particles from lab to pilot scale is surveyed in this article. An introduction to various droplets techniques available in the market is given and compared with the…
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A review of research and development of supercritical carbon dioxide Brayton cycle technology in nuclear engineering applications Open
Supercritical carbon dioxide (S-CO2) Brayton cycle has many advantages including high power conversion efficiency at mediate temperature, compact configuration, high system simplicity and low efficiency loss using dry cooling, which make i…
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Drying Technologies for the Stability and Bioavailability of Biopharmaceuticals Open
Solid dosage forms of biopharmaceuticals such as therapeutic proteins could provide enhanced bioavailability, improved storage stability, as well as expanded alternatives to parenteral administration. Although numerous drying methods have …
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Review of experimental sorption studies of CO2 and CH4 in shales Open
In recent years CO2 injection in shale has been investigated with aim to enhance shale gas recovery (ESGR) and permanently sequester CO2. This paper reviews the state of research on CH4 and CO2 sorption in shale. We present the interaction…
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Review on biomass gasification: Gasifiers, gasifying mediums, and operational parameters Open
The burning of fossil fuels causes the average global surface temperature to rise every year by 0.6 to 0.9 K between 1906 and 2005 causing massive ecological imbalance and an increase in global warming as reported by Intergovernmental Pane…
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Novel Food Processing and Extraction Technologies of High-Added Value Compounds from Plant Materials Open
Some functional foods contain biologically active compounds (BAC) that can be derived from various biological sources (fruits, vegetables, medicinal plants, wastes, and by-products). Global food markets demand foods from plant materials th…
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Utilizing supercritical geothermal systems: a review of past ventures and ongoing research activities Open
Here, supercritical geothermal systems are very high-temperature geothermal systems that are located at depths near or below the brittle–ductile transition zone in the crust where the reservoir fluid is assumed to be in the supercritical s…
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Overview on the Application of Modern Methods for the Extraction of Bioactive Compounds from Marine Macroalgae Open
Marine macroalgae represent a rich source of bioactive compounds that can be implemented in various food, cosmetic, and pharmaceutical products for health improvement. It has been proven that these bioactive compounds, such as polyphenols,…
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Gold Aerogels: Three-Dimensional Assembly of Nanoparticles and Their Use as Electrocatalytic Interfaces Open
Three-dimensional (3D) porous metal nanostructures have been a long sought-after class of materials due to their collective properties and widespread applications. In this study, we report on a facile and versatile strategy for the formati…
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Supercritical Water Gasification of Biomass: A Literature and Technology Overview Open
The supercritical water gasification process is an alternative to both conventional gasification as well as anaerobic digestion as it does not require drying and the process takes place at much shorter residence times; a few minutes at mos…
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Characterization of Methane Excess and Absolute Adsorption in Various Clay Nanopores from Molecular Simulation Open
In this work, we use grand canonical Monte Carlo (GCMC) simulation to study methane adsorption in various clay nanopores and analyze different approaches to characterize the absolute adsorption. As an important constituent of shale, clay m…
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The Application of Supercritical Fluid Extraction in Phenolic Compounds Isolation from Natural Plant Materials Open
The separation of phenolic compounds by supercritical fluid extraction has been widely studied throughout the last two decades. This is evidenced by a number of publications and articles. Supercritical fluid extraction (SFE) has become thu…