Articles with "kasha rule" as a keyword



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Anti-Kasha’s Rule Emissive Switching Induced by Intermolecular H-Bonding

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Published in 2018 at "Chemistry of Materials"

DOI: 10.1021/acs.chemmater.8b03699

Abstract: The exploration of emission pathways from high-excited states in organic luminogens has recently become prosperous owing to improved possibilities to study so-called anti-Kasha's rule emission with ... read more here.

Keywords: kasha rule; anti kasha; emissive switching; switching induced ... See more keywords
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Breaking the Kasha Rule for More Efficient Photochemistry.

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Published in 2017 at "Chemical reviews"

DOI: 10.1021/acs.chemrev.7b00110

Abstract: This paper provides a systematic review and analysis of different phenomena that violate a basic principle, Kasha's rule, when applied to photochemical reactions. In contrast to the classical route of ultrafast transition to the lowest… read more here.

Keywords: breaking kasha; excited state; kasha rule; energy ... See more keywords
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Multicomponent Anti-Kasha's Rule Emission from Nanotubular Metal-Organic Frameworks for Selective Detection of Small Molecules.

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Published in 2023 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c04086

Abstract: The peak photoluminescence (PL) of conventional fluorophores is independent of the excitation wavelength (called Kasha's rule), while the search of metal-organic framework materials with the so-called anti-Kasha's rule emission remains very limited. Herein, we report… read more here.

Keywords: kasha rule; rule emission; kasha; anti kasha ... See more keywords
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New Light on an Old Story: Breaking Kasha’s Rule in Phosphorescence Mechanism of Organic Boron Compounds and Molecule Design

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Published in 2022 at "International Journal of Molecular Sciences"

DOI: 10.3390/ijms23020876

Abstract: In this work, the phosphorescence mechanism of (E)-3-(((4-nitrophenyl)imino)methyl)-2H-thiochroman-4-olate-BF2 compound (S-BF2) is investigated theoretically. The phosphorescence of S-BF2 has been reassigned to the second triplet state (T2) by the density matrix renormalization group (DMRG) method combined… read more here.

Keywords: kasha rule; bf2; phosphorescence; phosphorescence mechanism ... See more keywords