Results 31 to 40 of about 68,000 (273)

Carbon Dioxide, a Solvent and Synthon for Green Chemistry [PDF]

open access: yes, 2005
Carbon dioxide is a renewable resource of carbon when we consider the reuse of existing CO2 as a carbon source for producing chemicals. The development of new applications is of major interest from the point of view of carbon dioxide sequestration and ...
Ballivet-Tkatchenko, D   +2 more
core   +1 more source

Green Extraction of Antimicrobial Bioactive Compound from Piper Betle Leaves: Probe type Ultrasound-assisted Extraction vs Supercritical Carbon Dioxide Extraction

open access: yesChemical Engineering Transactions, 2017
The utilisation of green method for medicinal plant extraction has become a trend and an acceptable method in many areas of research and development. In this study, bioactive compounds were extracted from dried Piper betle leaves using the probe type ...
L.W. Foo, E. Salleh, S.N. Hana
doaj   +1 more source

Operation characteristic of supercritical carbon dioxide-cooled reactor system under coordination control scheme

open access: yesInternational Journal of Advanced Robotic Systems, 2020
Nuclear power plant is completely independent of air and has high power density, which improves unmanned marine vehicle maneuvering performance, maximum speed, and concealment.
Xue Du, Junsheng Hu, Genglei Xia
doaj   +1 more source

Influence of pretreatments for extraction of lipids from yeast by using supercritical carbon dioxide and ethanol as cosolvent [PDF]

open access: yes, 2011
Saccharomyces cerevisiae is one of the most studied and industrially exploited yeast. It is a non-oleaginous yeast whose lipids are mainly phospholipids.
Camy, Séverine   +3 more
core   +2 more sources

Characterization of grape seed oil extracted by supercritical carbon dioxide

open access: yesGrasas y Aceites, 1995
In this work the quality of grape seed oil obtained by extraction with supercritical carbon dioxide was studied. At the optimun operating conditions (313 K and 25 MPa), the yield of supercritical extraction is similar to the conventional extraction by ...
A. Molero Gómez   +2 more
doaj   +1 more source

Experimental solubility measurement of cephalexin in supercritical carbon dioxide [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2014
In recent years, using supercritical carbon dioxide for different chemical processes in particular particle micronization has been surprisingly increased.
Shojaee Safar Ali   +4 more
doaj   +1 more source

Thermal effects on geologic carbon storage [PDF]

open access: yes, 2017
The final publication is available at Springer via http://dx.doi.org/10.1016/j.earscirev.2016.12.011One of the most promising ways to significantly reduce greenhouse gases emissions, while carbon-free energy sources are developed, is Carbon Capture and ...
Rutqvist, Jonny   +1 more
core   +2 more sources

Experimental study on the evolution law of mechanical properties of long-flame coal under supercritical carbon dioxide immersion

open access: yesMeitan xuebao
Underground coal gasification coupled with carbon dioxide sequestration provides a new way for the coal industry to achieve the goal of “carbon peak” and “carbon neutrality”.
Huaizhan LI   +6 more
doaj   +1 more source

Design and manufacturing of supercritical drying autoclave for aerogel production

open access: yesIraqi Journal of Physics, 2019
This article will address autoclave design considerations and manufacturing working with high pressure low temperature supercritical drying technique to produce silica aerogel.
Ashraf M. Alattar
doaj   +1 more source

Process analysis of pressurized oxy-coal power cycle for carbon capture application integrated with liquid air power generation and binary cycle engines [PDF]

open access: yes, 2015
In this paper, the thermodynamic advantage of integrating liquid air power generation (LAPG) process and binary cycle waste heat recovery technology to a standalone pressurized oxy-coal combustion supercritical steam power generation cycle is ...
Aneke, Mathew, Wang, Meihong
core   +1 more source

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