Results 61 to 70 of about 3,374 (191)

A Simple Micellar Gold Catalyst Supported by a Hydrophilic Phosphinoferrocene Amidosulfonate Ligand

open access: yesEuropean Journal of Inorganic Chemistry, Volume 28, Issue 25, September 11, 2025.
A phosphinoferrocene amidosulfonate and its chlorogold complex form micelles in water. The complex can be used as a self‐activating Au catalyst, as demonstrated for the model cyclization of N‐propargyl benzamide into 4,5‐dihydro‐5‐methylene‐2‐phenyloxazole.
David Rezazgui   +3 more
wiley   +1 more source

Comparing open and closed molecular self-assembly [PDF]

open access: yes, 2014
We study theoretically in the present work the self-assembly of molecules in an open system, which is fed by monomers and depleted in partial or complete clusters. Such a scenario is likely to occur for example in the context of viral self-assembly.
Castelnovo, Martin   +2 more
core   +6 more sources

Ultrathin Mesoporous Metal‐Organic Framework Nanosheets

open access: yesAdvanced Materials, Volume 37, Issue 36, September 11, 2025.
A bottom‐up interface‐directed co‐assembly strategy enables the synthesis of ultrathin 2D mesoporous UiO‐66(Ce) nanosheets with tunable thickness and uniform mesopores. The enhanced mass transport and accessible active sites significantly improve performance, highlighting the synergistic effects of 2D morphology and mesopores in metal‐organic ...
Yingji Zhao   +12 more
wiley   +1 more source

Two‐Phase Epoxidations with Micellar Catalysts: Insights, Limitations, and Perspectives

open access: yesChemPlusChem, Volume 90, Issue 6, June 2025.
Biphasic phase‐transfer catalysis is a promising strategy for catalyst recycling, which has successfully been applied to various industrial‐scale reactions. Its extension to oxidation reactions is, however, challenging. This concept article discusses epoxidations in water using surface‐active catalysts and emphasizes potential pathways toward more ...
Markus Hegelmann, Mirza Cokoja
wiley   +1 more source

Free Radical Entry in Emulsion Polymerization: A Comprehensive Theory

open access: yesMacromolecular Reaction Engineering, Volume 19, Issue 3, June 2025.
Contrary to previous theories on free radical entry, most of the initiator‐derived radicals can enter the particles. Their contribution to the total entry rate can vary depending on a balance between thermodynamic and kinetic factors where electrostatic repulsion plays an important role which accentuates the diffusive control of the entry process ...
Jorge Herrera‐Ordonez
wiley   +1 more source

Micellization in a Mixed Alkali Soap System [PDF]

open access: yes, 1992
The solubility of sodium octanoate and sodium dodecyl sulphate (SDS) in the micelle was investigated by measuring the surface tension of the aqueous solution of surfactant mixture as a function of mole fraction of surfactants. Results indicate that the
Che Rose, Laili   +2 more
core  

Carbohydrate-derived surfactants containing an N-Acylated amine functionality : fundamental aspects and practical applications [PDF]

open access: yes, 1998
Surfactants (a contraction of the term surface active agents) are large volume chemicals; their annual production exceeds 5 million tons worldwide. They are primarily used as cleaning agents in laundry and dish-washing applications.
Pestman, Jolanda Monique,
core   +2 more sources

The Scott-Magat Polymer Theory for Determining Onset of Precipitation of Dissolved Asphaltene in the Solvent + Precipitant Solution

open access: yes, 2008
This article has been published in an open access journal and is also available at http://www.benthamscience.com/open/totherj/articles/V002/13TOTHERJ.pdfInternational audienceThe Scott-Magat polymer theory, which assumes that polymers have heterogeneous ...
Mohammadi, Amir H., Richon, Dominique
core   +1 more source

Interaction of acridine orange with bile salts: a spectroscopic approach [PDF]

open access: yes, 2014
Acridine orange (AO) is a metachromic cationic dye and its photophysical property is extremely sensitive to its environment and surrounding pH conditions.
Subadini , Suchismita
core  

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