Results 41 to 50 of about 3,135,514 (288)

Glycerol as Alternative Co-Solvent for Water Extraction of Polyphenols from Carménère Pomace: Hot Pressurized Liquid Extraction and Computational Chemistry Calculations

open access: yesBiomolecules, 2020
Glycerol is a co-solvent for water extraction that has been shown to be highly effective for obtaining polyphenol extracts under atmospheric conditions. However, its efficacy under subcritical conditions has not yet been studied.
N. Huamán-Castilla   +3 more
semanticscholar   +1 more source

An eco-friendly, tunable and scalable method for producing porous functional nanomaterials designed using molecular interactions [PDF]

open access: yes, 2017
Despite significant improvements in the synthesis of templated silica materials, post-synthesis purification remains highly expensive and renders the materials industrially unviable.
Centi, A.   +4 more
core   +1 more source

A Highly Efficient Environmental-Friendly Adsorbent Based on Schiff Base for Removal of Cu(II) from Aqueous Solutions: A Combined Experimental and Theoretical Study

open access: yesMolecules, 2021
Removal of heavy metals from drinking water sources and rivers is of strategic health importance and is essential for sustainable ecosystem development, in particular in polluted areas around the globe. In this work, new hybrid inorganic-organic material
Said Tighadouini   +7 more
doaj   +1 more source

Reclamation of reactive metal oxides from complex minerals using alkali roasting and leaching- an improved approach to process engineering [PDF]

open access: yes, 2015
In nature, the commonly occurring reactive metal oxides of titanium, chromium, aluminium, and vanadium often chemically combine with the transition metal oxides such as iron oxides and form complex minerals.
A. Jha   +70 more
core   +1 more source

Sweet cherry:composition, postharvest preservation, processing and trends for its future use [PDF]

open access: yes, 2016
Background Sweet cherries (Prunus avium L.) are a nutritious fruit which are rich in polyphenols and have high antioxidant potential. Most sweet cherries are consumed fresh and a small proportion of the total sweet cherries production is value added to ...
Chockchaisawasdee, Suwimol   +4 more
core   +2 more sources

Quality Assessment of Ground Water in Dhamar City, Yemen

open access: yesInternational Journal of Environment, 2018
Chemical and statistical regression analysis on groundwater at five fields (17 sampling wells) located in Dhamar city, the central highlands of Yemen, was carried out.
Hefdallah Al Aizari   +3 more
doaj   +1 more source

A robotic platform for high-throughput electrochemical analysis of chalcopyrite leaching [PDF]

open access: yes, 2015
A novel robotic platform for combinatorial screening of ionic liquid-based Cu extraction from chalcopyrite with real-time, in situ monitoring of dissolved copper.
Albrecht, T   +4 more
core   +1 more source

Local Static Hold-up in a Rotary Sieved Disc Contactor for a Butyl Acetate-water System

open access: yesInternational Journal of Technology, 2016
Considering the importance of liquid static holdup in liquid-liquid extraction columns, a novel experimental approach for predicting the mentioned parameter in a rotary sieved disc contactor has is presented in this research.
Fatemeh Behzad   +4 more
doaj   +1 more source

Magnet Integrated Fabric Phase Sorptive Extraction (MI-FPSE): A Powerful Green(er) Alternative for Sample Preparation

open access: yesAnalytica, 2022
Green(er) sample preparation technologies still dominate as the anticipated improvement in all analytical protocols. Separation scientists all over the world continuously strive to comply with the Green Analytical Chemistry (GAC) demands.
Victoria Samanidou, Abuzar Kabir
doaj   +1 more source

Biodiesel via in situ wet microalgae biotransformation: Zwitter-type ionic liquid supported extraction and transesterification [PDF]

open access: yes, 2017
The production of biodiesel derived from microalgae is among the most forthcoming technologies that provide an ecologic alternative to fossil fuels.
Bauer, Gerald   +4 more
core   +2 more sources

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