[HTML][HTML] Harnessing high-energy MLCT excited states for artificial photosynthesis

A Cotic, I Ramírez-Wierzbicki, A Cadranel - Coordination Chemistry …, 2024‏ - Elsevier
Important fractions of the energy absorbed in natural and artificial photosynthetic schemes
are dissipated via fast internal conversion processes. In contrast, chromophores that …

Iron (III) carbene complexes with tunable excited state energies for photoredox and upconversion

J Wellauer, F Ziereisen, N Sinha… - Journal of the …, 2024‏ - ACS Publications
Substituting precious elements in luminophores and photocatalysts by abundant first-row
transition metals remains a significant challenge, and iron continues to be particularly …

Controlling the Photophysical Properties of a Series of Isostructural d6 Complexes Based on Cr0, MnI, and FeII

C Wegeberg, D Häussinger, S Kupfer… - Journal of the …, 2024‏ - ACS Publications
Development of first-row transition metal complexes with similar luminescence and
photoredox properties as widely used RuII polypyridines is attractive because metals from …

The photoprotection mechanism in the black–brown pigment eumelanin

A Ilina, KE Thorn, PA Hume, I Wagner… - Proceedings of the …, 2022‏ - pnas.org
The natural black–brown pigment eumelanin protects humans from high-energy UV photons
by absorbing and rapidly dissipating their energy before proteins and DNA are damaged …

Boosting CO2 photoreduction by π–π-induced preassembly between a Cu(I) sensitizer and a pyrene-appended Co(II) catalyst

JW Wang, Z Li, ZM Luo, Y Huang, F Ma… - Proceedings of the …, 2023‏ - pnas.org
The design of a highly efficient system for CO2 photoreduction fully based on earth-
abundant elements presents a challenge, which may be overcome by installing suitable …

pysisyphus: Exploring potential energy surfaces in ground and excited states

J Steinmetzer, S Kupfer, S Gräfe - International Journal of …, 2021‏ - Wiley Online Library
Predicting the energetics of chemical transformations requires localizing stationary points on
a potential energy surface. While educts and products of a chemical reaction may be known …

The chemical effect goes resonant–a full quantum mechanical approach on TERS

K Fiederling, M Abasifard, M Richter, V Deckert… - Nanoscale, 2020‏ - pubs.rsc.org
Lately, experimental evidence of unexpectedly extremely high spatial resolution of tip-
enhanced Raman scattering (TERS) has been demonstrated. Theoretically, two different …

Excited-state switching in rhenium (I) bipyridyl complexes with donor–donor and donor–acceptor substituents

JJ Sutton, D Preston, P Traber… - Journal of the …, 2021‏ - ACS Publications
The optical properties of two Re (CO) 3 (bpy) Cl complexes in which the bpy is substituted
with two donor (triphenylamine, TPA, ReTPA2) as well as both donor (TPA) and acceptor …

Push–pull effect–how to effectively control photoinduced intramolecular charge transfer processes in rhenium (i) chromophores with ligands of D–A or D–π–A …

K Choroba, J Palion-Gazda, A Kryczka, E Malicka… - Dalton …, 2025‏ - pubs.rsc.org
Over the last five decades, diimine rhenium (I) tricarbonyl complexes have been extensively
investigated due to their remarkable and widely tuned photophysical properties. These …

Controlling Excited State Localization in Bichromophoric Photosensitizers via the Bridging Group

GE Shillito, D Preston, JD Crowley, P Wagner… - Inorganic …, 2024‏ - ACS Publications
A series of photosensitizers comprised of both an inorganic and an organic chromophore
are investigated in a joint synthetic, spectroscopic, and theoretical study. This …