Results 81 to 90 of about 7,821 (247)

Effect of Selected Organic Solvents on Hydroxyl Radical-Dependent Light Emission in the Fe2+-EGTA-H2O2 System

open access: yesMolecules
Numerous compounds that are scavengers of hydroxyl radicals (•OH) in Fenton systems have low solubility in water. Therefore, they are dissolved in organic solvents to reach suitable concentrations in the reaction milieu of the Fenton system.
Krzysztof Sasak   +4 more
doaj   +1 more source

Polymer Chemistry Applications of Cyrene and its Derivative Cygnet 0.0 as Safer Replacements for Polar Aprotic Solvents. [PDF]

open access: yesChemSusChem, 2021
Milescu RA   +8 more
europepmc   +1 more source

N-1 regioselective Michael-type addition of 5-substituted uracils to (2-hydroxyethyl) acrylate

open access: yesBeilstein Journal of Organic Chemistry, 2007
N-1 regioselective Michael-type addition of 5-substituted uracils to (2-hydroxyethyl) acrylate is presented. The reactions were performed in polar aprotic solvents and with avoidance of polymerization of acrylic substrate.
Sławomir Boncel   +2 more
doaj   +1 more source

The Role of Solvent Environment on the Optical Behavior of Chemically Synthesized Silicon Nanoparticles

open access: yesJournal of Spectroscopy, 2018
Silicon nanoparticles (Si-NPs) were prepared by solution-based chemical etching method. Optical characteristics of the as-prepared Si-NPs were investigated in different polar and nonpolar organic solvents. The emission and absorption properties of Si-NPs
Rawabi M. Al Mohaimeed   +2 more
doaj   +1 more source

Performance Assessment and Lab‐Scale Economic Evaluation of Alkaline Extraction and Comparative Precipitation of Cyanobacterial Proteins

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Algal proteins from cyanobacteria serve as a natural source of biopolymers. The principal challenge manifests as nonoptimization of unit operations in downstream process accounting for higher costs. This study focuses on process assessment of unit‐operations for selecting suitable recovery strategies not only based on yield, but also considers
Neha Goel   +2 more
wiley   +1 more source

Comparative Study of High Voltage Spinel∥Lithium Titanate Lithium‐ion Batteries in Ethylene Carbonate Free Electrolytes

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
FEC and sulfone‐based co‐solvents are investigated as EC‐free electrolytes for LNMO∥LTO cells. FEC‐containing electrolytes demonstrate enhanced electrochemical stability by stabilizing the CEI and SEI layers, mitigating transition metal migration. Conversely, sulfone electrolytes form thinner CEIs and thick, sulfur‐rich SEIs, which are less effective ...
Killian Stokes‐Rodriguez   +6 more
wiley   +1 more source

Mechanistic Understanding of the Solid Product in O2‐Involved Li‐CO2 Batteries

open access: yesBattery Energy, Volume 4, Issue 2, March 2025.
The solid products Li2CO3 significantly affect battery performance, primarily in terms of its deposition, reaction pathways, and growth mechanisms. A mechanistic understanding of the Li2CO3 behavior can spearhead advanced O2‐involved Li‐CO2 batteries.
Aijing Yan   +6 more
wiley   +1 more source

Photolytic Hydrophosphination: Insights Into Catalyzed and Uncatalyzed Processes

open access: yesChemistry – A European Journal, EarlyView.
Catalyst‐free photolytic hydrophosphination is demonstrated for vinyl arenes and activated alkenes in polar protic (alcohol) solvents. These reactions appear to be closed‐shell, affirming that even ambient light can impact a reaction—a potentially broad influence on even mundane reactions.
Emma J. Finfer   +2 more
wiley   +1 more source

Solvent Effects on the Conformational Preferences of 2,6‐Pyridylcarboxamide Foldamers

open access: yesChemistry – A European Journal, EarlyView.
The marked effect of organic solvents and water/methanol mixtures on the conformational preferences of a soluble chiral foldamer has been established in a diverse array of seventeen distinct environments. ABSTRACT The marked influence of organic solvents and water on the conformational preferences of a chiral, soluble 2,6‐pyridylcarboxamide foldamer ...
Alexander R. Davis   +5 more
wiley   +1 more source

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