Mr. Charles W. Stark Profile

Charles W. Stark

Researcher at National Institute of Chemical Physics and Biophysics

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Publications (2)

Proceedings Article | 5 March 2021 Poster + Presentation + Paper

Novel pH-responsive highly fluorescent lipophilic coumarins as efficient two-photon sensors of acidic and basic environments

Matt Rammo, Aleksander Trummal, Merle Uudsemaa, Juri Pahapill, Katrin Petritsenko, Meelis-Mait Sildoja, Charlie Stark, Sigrid Selberg, Ivo Leito, Aleksander Rebane

Proceedings Volume 11648, 116481H (2021) https://doi.org/10.1117/12.2584084

KEYWORDS: Absorption, Luminescence, Microscopy, Environmental sensing

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Proceedings Article | 21 February 2018 Paper

Probing metal-to-ligand charge transfer transitions in ruthenium complexes by quantitative two-photon absorption spectroscopy

Charles Stark, Matt Rammo, Juri Pahapill, Alexander Mikhaylov, Aleksander Rebane

Proceedings Volume 10529, 105291D (2018) https://doi.org/10.1117/12.2290363

KEYWORDS: Ruthenium, Absorption, Transition metals, Absorption spectroscopy, Spectroscopy, Luminescence, Quantum efficiency

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