Factors that Impact Photochemical Cage Escape Yields

MJ Goodwin, JC Dickenson, A Ripak, AM Deetz… - Chemical …, 2024 - ACS Publications
The utilization of visible light to mediate chemical reactions in fluid solutions has
applications that range from solar fuel production to medicine and organic synthesis. These …

Ultrafast equilibrium and non-equilibrium chemical reaction dynamics probed with multidimensional infrared spectroscopy

JM Anna, CR Baiz, MR Ross, R McCanne… - … Reviews in Physical …, 2012 - Taylor & Francis
Two-dimensional infrared (2D-IR) spectroscopy provides powerful tools to investigate
chemical reaction dynamics in the condensed phase. Correlating excitation and detection …

Spectroscopic Techniques to Unravel Mechanistic Details in Light‐Induced Transformations and Photoredox Catalysis

S De Kreijger, M Gillard, B Elias… - …, 2024 - Wiley Online Library
The rapid development of photo (redox) catalysis within the last decades is remarkable to
the extent that the utilization of light‐driven processes in organic chemistry has become a …

[HTML][HTML] A protocol for determining cage-escape yields using nanosecond transient absorption spectroscopy

A Ripak, S De Kreijger, B Elias, L Troian-Gautier - STAR protocols, 2023 - Elsevier
Here, we present a protocol for the determination of cage-escape yields following excited-
state electron transfer between a photosensitizer and a quencher. We describe steps for …

Radical cage effects: Comparison of solvent bulk viscosity and microviscosity in predicting the recombination efficiencies of radical cage pairs

JT Barry, DJ Berg, DR Tyler - Journal of the American Chemical …, 2016 - ACS Publications
This study reports the results of experiments that probed how solvents affect the
recombination efficiency (F cP) of geminate radical cage pairs. The macroviscosity of …

Radical cage effects: The prediction of radical cage pair recombination efficiencies using microviscosity across a range of solvent types

JT Barry, DJ Berg, DR Tyler - Journal of the American Chemical …, 2017 - ACS Publications
This study reports a method for correlating the radical recombination efficiencies (F cP) of
geminate radical cage pairs to the properties of the solvent. Although bulk viscosity …

Direct Detection of the Oxygen Rebound Intermediates, Ferryl Mb and NO2, in the Reaction of metMyoglobin with Peroxynitrite

J Su, JT Groves - Journal of the American Chemical Society, 2009 - ACS Publications
Oxygenated hemoproteins are known to react rapidly with nitric oxide (NO) to produce
peroxynitrite (PN) at the heme site. This process could lead either to attenuation of the …

Parallel and competitive pathways for substrate desaturation, hydroxylation, and radical rearrangement by the non-heme diiron hydroxylase AlkB

HLR Cooper, G Mishra, X Huang… - Journal of the …, 2012 - ACS Publications
A purified and highly active form of the non-heme diiron hydroxylase AlkB was investigated
using the diagnostic probe substrate norcarane. The reaction afforded C2 (26%) and C3 …

Solvent-dependent cage dynamics of small nonpolar radicals: lessons from the photodissociation and geminate recombination of alkylcobalamins

AB Stickrath, EC Carroll, X Dai, DA Harris… - The Journal of …, 2009 - ACS Publications
Time-resolved transient absorption spectroscopy was used to investigate the primary
geminate recombination and cage escape of alkyl radicals in solution over a temperature …

The effect of viscosity on the diffusion and termination reaction of organic radical pairs

X Li, T Ogihara, M Abe, Y Nakamura… - … –A European Journal, 2019 - Wiley Online Library
The effect of viscosity on the diffusion efficiency (Fdif) of an organic radical pair in a solvent
cage and the termination mechanism, that is, the selectivity of disproportionation (Disp) and …