Electronic and Electrochemical Control of Isostructural Ruthenium Hydricities and the Implications for Catalytic Overpotentials

Z Wang, BN DiMarco, MZ Ertem, RN Sampaio… - ACS …, 2024 - ACS Publications
Electronic tuning of metal hydrides enables precise control over potentials, mechanisms,
selectivity, and rates of electrocatalytic reactions by regulating bond dissociation free …

Exploiting hot electrons from a plasmon nanohybrid system for the photoelectroreduction of CO2

A Dey, VR Silveira, RB Vadell, A Lindblad… - Communications …, 2024 - nature.com
Plasmonic materials convert light into hot carriers and heat to mediate catalytic
transformation. The participation of hot carriers (photocatalysis) remains a subject of …

Modular preparation of cationic bipyridines and azaarenes via C–H activation

RP King, JY Yang - Chemical Science, 2023 - pubs.rsc.org
Bipyridines are ubiquitous in organic and inorganic chemistry because of their redox and
photochemical properties and their utility as ligands to transition metals. Cationic …

Fast Catalysis at Low Overpotential: Designing Efficient Dicationic Re(bpy2+)(CO)3I Electrocatalysts for CO2 Reduction

L Rotundo, S Ahmad, C Cappuccino… - Journal of the …, 2024 - ACS Publications
We report a series of isomeric, dicationic Re (bpy2+)(CO) 3I complexes with bpy (2, 2′-
bipyridine) modified by two phenyl-CH2-(NMe3)+ pendants with cations located at variable …

Linear Free Energy Relationships Associated with Hydride Transfer From [(6,6′-R2-bpy)Re(CO)3H]: A Cautionary Tale in Identifying Hydrogen Bonding Effects in …

MR Elsby, A Kumar, LM Daniels, MZ Ertem… - Inorganic …, 2024 - ACS Publications
Six rhenium hydride complexes,[(6, 6′-R2-bpy) Re (CO) 3H](bpy= 2, 2′-bipyridine, R=
OEt, OMe, NHMe, Me, F, Br), were synthesized. These complexes insert CO2 to form …

Catalyst Protonation Changes the Mechanism of Electrochemical Hydride Transfer to CO2

KYC Lee, DE Polyansky, DC Grills… - ACS Organic & …, 2024 - ACS Publications
It is well-known that addition of a cationic functional group to a molecule lowers the
necessary applied potential for an electron transfer (ET) event. This report studies the effect …

Reactivity of radiolytically and photochemically generated tertiary amine radicals towards a CO2 reduction catalyst

CR Carr, MA Vrionides, DC Grills - The Journal of Chemical Physics, 2023 - pubs.aip.org
Homogeneous solar fuels photocatalytic systems often require several additives in solution
with the catalyst to operate, such as a photosensitizer (PS), Brønsted acid/base, and a …