Results 131 to 140 of about 78,621 (327)

Supercritical CO2 extraction of Schinus molle L with co-solvents: mathematical modeling and antimicrobial applications

open access: yesBrazilian Archives of Biology and Technology, 2013
This work investigates the antimicrobial activity of the Schinus molle L. leaves extracts obtained under supercritical conditions using carbon dioxide and co-solvents.
Rodrigo Scopel   +4 more
doaj   +1 more source

Supercritical carbon dioxide: putting the fizz into biomaterials

open access: yesPhilosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences, 2005
This paper describes recent progress made in the use of high pressure or supercritical fluids to process polymers into three-dimensional tissue engineering scaffolds. Three current examples are highlighted: foaming of acrylates for use in cartilage tissue engineering; plasticization and encapsulation of bioactive species into biodegradable polyesters ...
Barry, John J.A.   +4 more
openaire   +3 more sources

A Sustainable Power Production System Based on Integrated Supercritical Water Gasification of Brewer's Spent Grains and Carbon Dioxide Capture

open access: yesEnergy Technology, EarlyView.
A supercritical water gasification process with syngas heat recovery is integrated into a combined cycle power system and coupled with a carbon dioxide capture unit to simultaneously produce electricity and CO2—two valuable resources for the brewing industry.
Augusto Barbosa, Eliseu Monteiro
wiley   +1 more source

Overview of hydrogen production processes: Health and environmental impact

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract Hydrogen is traditionally regarded as a cornerstone in the path to a sustainable energy economy. However, there are substantial differences in the inclusion of environmental and health effects across the hydrogen production pathways, due to different feedstocks, technologies, and byproduct emissions.
Kush Kumar Dewangan   +2 more
wiley   +1 more source

Experimental Study on Supercritical Carbon Dioxide Gasification of Biomass

open access: green, 2022
Chenchen Zhou   +4 more
openalex   +1 more source

Method for growth of crystals by pressure reduction of supercritical or subcritical solution [PDF]

open access: yes, 1985
Crystals of high morphological quality are grown by dissolution of a substance to be grown into the crystal in a suitable solvent under high pressure, and by subsequent slow, time-controlled reduction of the pressure of the resulting solution. During the
Shlichta, P. J.
core   +1 more source

Resistivity Change Mechanism in the Carbon Dioxide Sequestration Process

open access: yesEnergy Science &Engineering, EarlyView.
This study explores the variation law, influencing factors, and mechanisms of resistivity in the interaction between CO₂ and saltwater. This study used a hollow PEEK conductor to simulate core pores. With excellent thermal stability, mechanical strength, and electrical insulation, its homogeneous, nonporous nature eliminates interference from rock ...
Xinke Jin   +5 more
wiley   +1 more source

Transport and energy in India. Energy used by Indian transport systems and consequent emissions: the need for quantitative analyses (Well-to-Wheel, Lifecycle) [PDF]

open access: yes, 2013
The purpose of this work is, at first, a general overview on the state-of-art of the transportation system in India outlining the related energy consumption, for the different transport modes, with consequent estimated emissions.
Bensaid, Samir   +3 more
core  

Fermentation‐Assisted Valorization: A Sustainable Strategy for Turning Fruit By‐Products Into Value‐Added Food Supplements

open access: yesFood Frontiers, EarlyView.
ABSTRACT A substantial proportion of fresh fruit undergoes processing, resulting in underutilized fruit by‑products (FBPs) that are rich in dietary fiber and bioactive compounds. Recent FBP valorization trends demonstrate that fermentation significantly enhances microbiological, nutritional, and sensory attributes, yielding value‑added food supplements.
Abouzar Ghasemi   +3 more
wiley   +1 more source

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