Results 51 to 60 of about 403,985 (285)

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

Overview of Common Thermophysical Property Modelling Approaches for Cryogenic Fluid Simulations at Supercritical Conditions

open access: yesEnergies, 2023
Computational Fluid Dynamics (CFD) frameworks of supercritical cryogenic fluids need to employ Real Fluid models such as cubic Equations of State (EoS) to account for thermal and inertial driven mechanisms of fluid evolution and disintegration.
Jaya Vignesh Madana Gopal   +3 more
doaj   +1 more source

Characterizing Biopolymer Electrolytes in Zinc–Air Batteries: Challenges, Best Practices, and a Robust Workflow Guiding Future Research Paths

open access: yesAdvanced Energy Materials, EarlyView.
Bio‐based gel polymer electrolytes promise sustainable, mechanically adaptable zinc–air batteries, yet their progress is constrained by inconsistent characterization. This review critically links formulation, structure, interfaces, and cell performance, identifies methodological gaps under alkaline operating conditions, and proposes application ...
Matteo Milanesi   +6 more
wiley   +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

A stress‐balance‐based critical Weber number for droplets and bubbles

open access: yesAIChE Journal, EarlyView.
Abstract Predicting droplet and bubble breakup in turbulent flows is critical for optimizing multiphase flow processes such as emulsification and atomization. Traditional models based on a fixed critical Weber number (Wec$$ {We}_c $$) may not capture interfacial‐stress dominance in low‐viscosity fluids or viscous resistance in high‐viscosity droplets ...
Supratim S. Dipta   +4 more
wiley   +1 more source

Calculation of phase equilibria and their relation to separation with supercritical fluids

open access: yes, 2018
Supercritical fluids are a unique class of solvents because solvent power is adaptable by changing pressure and temperature, or density. To make use of this feature, P,v,T- and phase equilibrium-behavior must be known.
Brunner, Gerd
core   +1 more source

Supercritical fluids applications in nanomedicine

open access: yes, 2015
Nanomedicine consists of the application of nanotechnologies in the medical field. In many nanomedical applications, supercritical fluids based processes represent the best potential choice, since they allow controlled fabrication of biological active ...
BALDINO, LUCIA   +5 more
core   +1 more source

Advancing Environmental Sustainability: The Role of Artificial Intelligence in Monitoring, Predicting, and Controlling Sulfur Dioxide Emissions

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Air pollution from sulfur dioxide (SO2) emissions poses significant threats to environmental sustainability, public health, and climate change efforts. Despite advances in monitoring and regulatory frameworks, traditional methods often fall short in accuracy, scalability, and efficiency.
Turkan Kopac
wiley   +1 more source

Fluids under High Pressure Insighted by Operando Neutron Imaging and Molecular Dynamics Simulations

open access: yesAdvanced Physics Research, EarlyView.
There is limited research on how fluids behave under the extreme conditions found in fuel gas systems (high pressure) and catalytic reactors (high temperature and pressure). Neutron Imaging provides experimental data on interfacial tension, and Henry's law volatility constant, apparent molar volume, and diffusion coefficient for systems from toluene ...
Jonatan Šercl   +7 more
wiley   +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

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