Photons or electrons? A critical comparison of electrochemistry and photoredox catalysis for organic synthesis
Redox processes are at the heart of synthetic methods that rely on either electrochemistry or
photoredox catalysis, but how do electrochemistry and photoredox catalysis compare? Both …
photoredox catalysis, but how do electrochemistry and photoredox catalysis compare? Both …
Luminescent first-row transition metal complexes
Precious and rare elements have traditionally dominated inorganic photophysics and
photochemistry, but now we are witnessing a paradigm shift toward cheaper and more …
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
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 …
as Ru (II), Os (II) and Ir (III) are used for lighting applications, solar energy conversion and …
Non-innocent radical ion intermediates in photoredox catalysis: parallel reduction modes enable coupling of diverse aryl chlorides
AF Chmiel, OP Williams, CP Chernowsky… - Journal of the …, 2021 - ACS Publications
We describe a photocatalytic system that elicits potent photoreductant activity from
conventional photocatalysts by leveraging radical anion intermediates generated in situ. The …
conventional photocatalysts by leveraging radical anion intermediates generated in situ. The …
Unveiling extreme photoreduction potentials of donor–acceptor cyanoarenes to access aryl radicals from aryl chlorides
Since the seminal work of Zhang in 2016, donor–acceptor cyanoarene-based fluorophores,
such as 1, 2, 3, 5-tetrakis (carbazol-9-yl)-4, 6-dicyanobenzene (4CzIPN), have been widely …
such as 1, 2, 3, 5-tetrakis (carbazol-9-yl)-4, 6-dicyanobenzene (4CzIPN), have been widely …
Metal-free reduction of CO2 to formate using a photochemical organohydride-catalyst recycling strategy
W **e, J Xu, U Md Idros, J Katsuhira, M Fuki… - Nature Chemistry, 2023 - nature.com
Increasing levels of CO2 in the atmosphere is a problem that must be urgently resolved if the
rise in current global temperatures is to be slowed. Chemically reducing CO2 into …
rise in current global temperatures is to be slowed. Chemically reducing CO2 into …
Electrochemical activation of diverse conventional photoredox catalysts induces potent photoreductant activity
CP Chernowsky, AF Chmiel… - Angewandte Chemie …, 2021 - Wiley Online Library
Herein, we disclose that electrochemical stimulation induces new photocatalytic activity from
a range of structurally diverse conventional photocatalysts. These studies uncover a new …
a range of structurally diverse conventional photocatalysts. These studies uncover a new …
Cobalt (III) carbene complex with an electronic excited-state structure similar to cyclometalated iridium (III) compounds
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 …
metal-to-ligand and intraligand charge transfer (MLCT/ILCT) character, which form the basis …
Improved transition metal photosensitizers to drive advances in photocatalysis
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 …
excited-state lifetime, and redox potentials, both in the ground state and excited state, are …
Water-soluble tris (cyclometalated) iridium (III) complexes for aqueous electron and energy transfer photochemistry
Conspectus Cyclometalated iridium (III) complexes are frequently employed in organic light
emitting diodes, and they are popular photocatalysts for solar energy conversion and …
emitting diodes, and they are popular photocatalysts for solar energy conversion and …