Conformation of the Ester Group Governs the Photophysics of Highly Polarized Benzo[g]coumarins

K Szychta, B Koszarna, M Banasiewicz, A Sobolewski… - JACS Au, 2023 - ACS Publications
Photosensitizers that display “unusual” emission from upper electronically excited states
offer possibilities for initiating higher-energy processes than what the governing Kasha's rule …

Tough epoxy/cyanate ester resins with improved thermal stability, lower dielectric constant and loss based on unique hyperbranched polysiloxane liquid crystalline

Z Liu, L Yuan, G Liang, A Gu - Polymers for Advanced …, 2015 - Wiley Online Library
Toughening thermally resistant resin without sacrificing outstanding performances of original
resin is still a big challenge. Herein, a novel liquid crystalline hyperbranched polysiloxane …

Effect of conformational flexibility on photophysics of bis-coumarins

Ł Kielesiński, DT Gryko, AL Sobolewski… - Physical Chemistry …, 2018 - pubs.rsc.org
The fluorescence intensity of bis-coumarins linked via CONH and COO functionalities are
shown to exhibit a strong dependance on solvent polarity. The presence of the …

Deactivation of 6-aminocoumarin intramolecular charge transfer excited state through hydrogen bonding

E Krystkowiak, K Dobek, A Maciejewski - International Journal of …, 2014 - mdpi.com
This paper presents results of the spectral (absorption and emission) and photophysical
study of 6-aminocoumarin (6AC) in various aprotic hydrogen-bond forming solvents. It was …

Effect of solute–solvent hydrogen-bonding on spectral and photophysical properties of aromatic probes

E Krystkowiak - Hydrogen-Bonding Research in Photochemistry …, 2019 - World Scientific
The most important aspects of spectral and photophysical study of aromatic compounds in
the solvents capable of forming hydrogen bonds with them are presented. A careful choice …

[引用][C] DFT STUDY OF DIRECT AND WATER–ASSISTED TAUTOMERIZATION IN THE GROUND STATE OF SACCHARIN

Z BITEW - 2017