Results 31 to 40 of about 350,965 (336)

RETRACTED: Reactive Mesoporous pH-Sensitive Amino-Functionalized Silica Nanoparticles for Efficient Removal of Coomassie Blue Dye

open access: yesNanomaterials, 2019
In this work, new smart mesoporous amine-functionalized silica nanoparticles were prepared from hydrolyzing microgels based on N-isopropyl acrylamide-co-vinyltrimethoxysilane microgels with tetraethoxysilicate and 3-aminopropyltriethoxysilane by sol-gel ...
Nourah I. Sabeela   +4 more
doaj   +1 more source

Cross-stream migration of a surfactant-laden deformable droplet in a Poiseuille flow

open access: yes, 2017
The motion of a viscous deformable droplet suspended in an unbounded Poiseuille flow in the presence of bulk-insoluble surfactants is studied analytically.
Chakraborty, Suman   +2 more
core   +1 more source

Double-walled carbon nanotube dispersion via surfactant substitution [PDF]

open access: yes, 2009
A new approach for the stabilisation of double-walled carbon nanotubes in aqueous media was developed. A low molecular weight surfactant was used in the first stage for the debundling of the nanotubes followed by substitution with a higher molecular ...
Datsyuk, Vitaliy   +6 more
core   +3 more sources

Mixed adsorption and surface tension prediction of nonideal ternary surfactant systems [PDF]

open access: yes, 2005
To deal with the mixed adsorption of nonideal ternary surfactant systems, the regular solution approximation for nonideal binary surfactant systems is extended and a pseudo-binary system treatment is also proposed.
Ben   +26 more
core   +3 more sources

Fabrication of Magnetite Nanoparticles With Hydrophobic Imidazolium Ionic Liquid for the Efficient Role in Oil Spill Collection

open access: yesJournal of Chemistry
As one of the main environmental obstacles, oil spill causes serious consequences on the environment, fauna, and flora. The traditional methods for cleaning up oil spills were found time-consuming, expensive, and ineffective. Magnetite nanoparticles have
Abdelrahman O. Ezzat   +3 more
doaj   +1 more source

Influence of Green Corrosion Inhibitor based on Chitosan Ionic Liquid on the Steel Corrodibility in Chloride Solution

open access: yesInternational Journal of Electrochemical Science, 2015
Ionic liquids ( ILs) attracted great attention as green corrosion inhibitors for steel in aggressive environments. The present work synthesize new IL using chitosan through amidation and quaternization reaction with oleic acid and p-toluene sulfonic acid,
Gamal A. El-Mahdy   +3 more
doaj   +1 more source

A finite membrane element formulation for surfactants

open access: yes, 2019
Surfactants play an important role in various physiological and biomechanical applications. An example is the respiratory system, where pulmonary surfactants facilitate the breathing and reduce the possibility of airway blocking by lowering the surface ...
Roohbakhshan, Farshad, Sauer, Roger A.
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Synthesis and properties of lipoamino acid/fatty acid mixtures. Influence of the amphiphilic structure. [PDF]

open access: yes, 2009
The acylation of amino acids by acid chlorides with from 8 to 12 carbon atoms, in alkaline aqueous medium following Shotten-Baumann reaction, results in sodium salts of Nα-acylamino acids and fatty acids mixture. These lastest are present in proportion
Alric, Isabelle   +4 more
core   +2 more sources

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

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