Photoactive Metal-to-Ligand Charge Transfer Excited States in 3d6 Complexes with Cr0, MnI, FeII, and CoIII

N Sinha, OS Wenger - Journal of the American Chemical Society, 2023 - ACS Publications
Many coordination complexes and organometallic compounds with the 4d6 and 5d6
valence electron configurations have outstanding photophysical and photochemical …

Luminescent and photofunctional transition metal complexes: From molecular design to diagnostic and therapeutic applications

LCC Lee, KKW Lo - Journal of the American Chemical Society, 2022 - ACS Publications
There has been emerging interest in the exploitation of the photophysical and
photochemical properties of transition metal complexes for diagnostic and therapeutic …

Luminescent first-row transition metal complexes

C Wegeberg, OS Wenger - Jacs Au, 2021 - ACS Publications
Precious and rare elements have traditionally dominated inorganic photophysics and
photochemistry, but now we are witnessing a paradigm shift toward cheaper and more …

Photoredox-active Cr (0) luminophores featuring photophysical properties competitive with Ru (II) and Os (II) complexes

N Sinha, C Wegeberg, D Häussinger, A Prescimone… - Nature Chemistry, 2023 - nature.com
Coordination complexes of precious metals with the d6 valence electron configuration such
as Ru (II), Os (II) and Ir (III) are used for lighting applications, solar energy conversion and …

Recent advances in triplet–triplet annihilation upconversion and singlet fission, towards solar energy applications

AJ Carrod, V Gray, K Börjesson - Energy & Environmental Science, 2022 - pubs.rsc.org
Solar energy is an ample renewable energy resource, with photovoltaic (PV) technology
enabling a direct route from light to electricity. Currently, PVs are limited in photon …

Visible‐to‐UV Photon Upconversion: Recent Progress in New Materials and Applications

M Uji, TJB Zähringer, C Kerzig… - Angewandte Chemie …, 2023 - Wiley Online Library
Abstract Ultraviolet (UV, λ< 400 nm) light is essential for various photochemical reactions,
but its intensity in the solar spectrum is very low, and light sources that artificially generate …

Approaching the spin-statistical limit in visible-to-ultraviolet photon upconversion

A Olesund, J Johnsson, F Edhborg… - Journal of the …, 2022 - ACS Publications
Triplet–triplet annihilation photon upconversion (TTA-UC) is a process in which triplet
excitons combine to form emissive singlets and holds great promise in biological …

Stable Molybdenum (0) carbonyl complex for upconversion and photoredox catalysis

WR Kitzmann, MS Bertrams, P Boden… - Journal of the …, 2023 - ACS Publications
Photoactive complexes with earth-abundant metals have attracted increasing interest in the
recent years fueled by the promise of sustainable photochemistry. However, sophisticated …

Cobalt (III) carbene complex with an electronic excited-state structure similar to cyclometalated iridium (III) compounds

N Sinha, B Pfund, C Wegeberg… - Journal of the …, 2022 - ACS Publications
Many organometallic iridium (III) complexes have photoactive excited states with mixed
metal-to-ligand and intraligand charge transfer (MLCT/ILCT) character, which form the basis …

Improved transition metal photosensitizers to drive advances in photocatalysis

D Kim, VQ Dang, TS Teets - Chemical Science, 2024 - pubs.rsc.org
To function effectively in a photocatalytic application, a photosensitizer's light absorption,
excited-state lifetime, and redox potentials, both in the ground state and excited state, are …