ArticleMolecules (Basel, Switzerland)2023
Optical Window to Polarity of Electrolyte Solutions.
Article in Molecules (Basel, Switzerland), 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
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Who cites it
3 citing papers in PubMed.
- Dipoles affect conformational equilibrium.Journal of photochemistry and photobiology. A, Chemistry · 2025Article
- Twisting, Hydrogen Bonding, Exciplex Formation, and Charge Transfer. What Makes a Bright Fluorophore Not So Bright?The Journal of organic chemistry · 2025Article
- How Permanent Are the Permanent Macrodipoles of Anthranilamide Bioinspired Molecular Electrets?Journal of the American Chemical Society · 2024Article
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Authors and funding
2 authors.
Funding
Abstract
Medium polarity plays a crucial role in charge-transfer processes and electrochemistry. The added supporting electrolyte in electrochemical setups, essential for attaining the needed electrical conductivity, sets challenges for estimating medium polarity. Herein, we resort to Lippert-Mataga-Ooshika (LMO) formalism for estimating the Onsager polarity of electrolyte organic solutions pertinent to electrochemical analysis. An amine derivative of 1,8-naphthalimide proves to be an appropriate photoprobe for LMO analysis. An increase in electrolyte concentration enhances the polarity of the solutions. This effect becomes especially pronounced for low-polarity solvents. Adding 100 mM tetrabutylammonium hexafluorophosphate to chloroform results in solution polarity exceeding that of neat dichloromethane and 1,2-dichloroethane. Conversely, the observed polarity enhancement that emerges upon the same electrolyte addition to solvents such as acetonitrile and
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