Results 61 to 70 of about 58,538 (190)

Poli (L-lactide) Micronization by Supercritical Fluids

open access: yesChemical Engineering Transactions, 2013
Polymer microparticles are useful for several applications like stationary phases in chromatography, adsorbents and catalyst supports, as well as drug delivery systems. The application of supercritical fluids for particle precipitation has been developed
A. Montes   +4 more
doaj   +1 more source

A Criterion of Heat Transfer Deterioration for Supercritical Organic Fluids Flowing Upward and Its Heat Transfer Correlation

open access: yesEnergies, 2020
The main objective of this study was to develop the supercritical heat transfer correlation applicable for organic fluids when flowing upward in smooth tubes based on the available experimental data.
Yung-Ming Li   +2 more
doaj   +1 more source

Dynamic modelling of a fractionation process for a liquid mixture using supercritical carbon dioxide [PDF]

open access: yes, 2001
This work presents a simple dynamic modelling of a process of separation of a quaternary mixture using supercritical CO2. Thermodynamic description is accomplished using efficient available models (SRK equation of state with MHV2 mixing rules).
Abrams   +18 more
core   +3 more sources

Determination of Regorafenib monohydrate (colorectal anticancer drug) solubility in supercritical CO2: Experimental and thermodynamic modeling

open access: yesHeliyon
In this study, the solubilities of Regorafenib monohydrate (REG), a widely used as a colorectal anticancer drug, in supercritical carbon dioxide (ScCO2) were measured under various pressures and temperature conditions, for the first time.
Gholamhossein Sodeifian   +5 more
doaj   +1 more source

Comparative Analysis of Heat Transfer Characteristics of Conical Cavity Receivers With Different Heat Transfer Fluids

open access: yes发电技术, 2021
To explore the influence of heat transfer fluids on the heat transfer characteristics of solar receivers, the heat transfer characteristics of conical cavity receivers with supercritical CO2 and compressed air as heat transfer fluids were compared and ...
Ding WANG   +3 more
doaj   +1 more source

Application of Plant Oils as Ecologically Friendly Hydraulic Fluids

open access: yesApplied Sciences, 2020
This paper presents the results of physicochemical and tribological tests of vegetable oils obtained by the supercritical fluid extraction method from berry seeds.
Artur Olszak   +5 more
doaj   +1 more source

Heat capacity of liquids: A hydrodynamic approach [PDF]

open access: yes, 2015
We study autocorrelation functions of energy, heat and entropy densities obtained by molecular dynamics simulations of supercritical Ar and compare them with the predictions of the hydrodynamic theory.
Bryk, T., Ruocco, G., Scopigno, T.
core   +2 more sources

Quantitative test of the time dependent Gintzburg-Landau equation for sheared granular flow in two dimension [PDF]

open access: yes, 2012
We examine the validity of the time-dependent Ginzburg-Landau equation of granular fluids for a plane shear flow under the Lees-Edwards boundary condition derived from a weakly nonlinear analysis through the comparison with the result of discrete element
Hayakawa, Hisao, Saitoh, Kuniyasu
core   +4 more sources

Percolation line of stable clusters in supercritical fluids

open access: yes, 2000
We predict that self-bound clusters of particles exist in the supercritical phase of simple fluids. These clusters, whose internal temperature is lower than the global temperature of the system, define a percolation line that starts at the critical point.
Campi   +22 more
core   +2 more sources

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