Physical Chemistry

激发态分子内质子转移

Excited-state intramolecular proton transfer

A fundamental photophysical process where a proton is transferred between two atoms within the same molecule upon photoexcitation. / 一种 fundamental photophysical process，其中质子在光激发后于同一分子内两个原子之间转移。

Knowledge type: 自然理论
First proposed or discovered
Proposer: Turkey Farm member
Creator: 农场主
Last updated: 2026-11-07 20:05:20

Sub-knowledge points

Keto-enol tautomerismFluorescence quenching mechanismsSpectral shifts due to proton transfer

Higher-order knowledge points

PhotochemistryMolecular spectroscopyOrganic light-emitting diodes (OLEDs)

Main parameters and performance indicators

Excited state lifetime: Determines the time window for the proton transfer event.Proton donor/acceptor distance: Critical for the feasibility of the transfer.Solvent polarity: Influences the energy landscape and kinetics of the transfer.

Open problems

Precise quantum mechanical modeling of the proton transfer pathway in complex environments.Control of the transfer directionality in multi-proton transfer systems.

Related literature

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Regulatory mechanism of nitrile substitution position on the excited-state intramolecular proton transfer kinetics and fluorescent properties of 2-(2′-hydroxyphenyl)benzoxazole derivativesOpen source

激发态分子内质子转移

Sub-knowledge points

Higher-order knowledge points

Main parameters and performance indicators

Open problems

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