Explain the origin of fluorescence and phosphorescence spect

Question

Explain the origin of fluorescence and phosphorescence spectra in terms of Jablonski diagram. What is meant by fluorescence quenching? How does it affect the quantum yield of a fluorescence emission?

22 Jan 2025

Answer :

Word Count : 253

Fluorescence and phosphorescence are types of photoluminescence, which occur when a molecule absorbs light and subsequently re-emits it. The Jablonski diagram provides a useful framework for understanding these processes by illustrating the transitions between different electronic states of a molecule.

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