Results 31 to 40 of about 48,718 (203)

Supercritical CO2 extraction of Tetraclinis articulata: chemical composition, antioxidant activity and mathematical modeling [PDF]

open access: yes, 2013
Operating conditions for extraction from the leaves of Tetraclinis articulata using supercritical carbon diox-ide (SCCO2) were studied to focus on the feasibility of obtaining volatile and nonvolatile fractions throughthe use of different extraction ...
Bouajila, Jalloul   +5 more
core   +3 more sources

Quality and characteristics of fermented ginseng seed oil based on bacterial strain and extraction method

open access: yesJournal of Ginseng Research, 2017
Background: In this study, the fermentation of ginseng seeds was hypothesized to produce useful physiologically-active substances, similar to that observed for fermented ginseng root.
Myung-Hee Lee   +5 more
doaj   +1 more source

Flexible operation of supercritical power plant via integration of thermal energy storage [PDF]

open access: yes, 2018
© 2018 The Author(s).This chapter presents the recent research on various strategies for power plant flexible operations to meet the requirements of load balance.
Li, Decai, Wang, Jihong, Zhang, Wenbin
core   +4 more sources

Supercritical Fluid Extraction of Euphorbia rigida

open access: yesJournal of High Resolution Chromatography, 2000
WOS ...
Özcan, Adnan, Özcan, Asiye Safa
openaire   +4 more sources

Supercritical Extraction Techniques for Obtaining Biologically Active Substances from a Variety of Plant Byproducts

open access: yesFoods
Supercritical fluid extraction (SFE) techniques have garnered significant attention as green and sustainable methods for obtaining biologically active substances from a diverse array of plant byproducts.
Filip Herzyk   +2 more
doaj   +1 more source

Optimization of supercritical fluid extraction of phytosterol from roselle seeds with a central composite design model. [PDF]

open access: yes, 2010
Recovery of phytosterol from roselle (Hibiscus sabdariffa L.) seeds via supercritical carbon dioxide extraction modified with ethanol was investigated at pressures of 200–400 bar, temperatures from 40 to 80 ◦C and at supercritical fluid flow rates from ...
Che Man , Yaakob   +4 more
core  

Spin-Exchange Term in the Solvent Equation of State Near the Critical Point for Electron Transfer Reactions [PDF]

open access: yes, 2000
Phenomenological Equations of State (EOS) for fluids near their critical point have been obtained using literature compression factor data, Zc = Pc Vc/(n R Tc) = 0.40 to 0.10 in Table I (Pc, Vc/n, Tc are the pressure, volume per n mole, and the absolute ...
Acrivos, Juana Vivó
core   +2 more sources

Streamlined life cycle assessment of transparent silica aerogel made by supercritical drying [PDF]

open access: yes, 2012
This is the post-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2011 ElsevierWhen developing sustainable building fabric technologies, it is essential that the energy use and CO2 burden ...
Birks, T   +4 more
core   +2 more sources

A laboratory study on extracting active ingredients from scrophularia striata boiss using ultrasound-assisted supercritical fluid extraction technique

open access: yesSouth African Journal of Chemical Engineering, 2021
: The aim of this study was adopted survey a novel method with the frequencies of 37 and 80 kHz and the power of 50–310 W in the supercritical extraction system to extracting ingredients from Scrophularia striata Boiss plant which include analgesics ...
Nabil Vaeli   +3 more
doaj   +1 more source

Determination of Optimum Conditions for the Extraction of Squalene from Olive Pomace with Supercritical CO2 [PDF]

open access: yes, 2005
Olive pomace is a standard by-product of olive oil production containing valuable compounds recoverable by supercritical fluid extraction (SFE). The solvent/solubility characteristics of a supercritical fluid may be fine tuned by changing the external ...
C. Panayiotou, S. Stavroulias
core   +1 more source

Home - About - Disclaimer - Privacy