Taking the plunge: chemical reaction dynamics in liquids

AJ Orr-Ewing - Chemical Society Reviews, 2017 - pubs.rsc.org
The dynamics of chemical reactions in liquid solutions are now amenable to direct study
using ultrafast laser spectroscopy techniques and advances in computer simulation …

Photometrics of ultrafast and fast broadband electronic transient absorption spectroscopy: State of the art

B Lang - Review of Scientific Instruments, 2018 - pubs.aip.org
The physical limits of the photometric resolution in broadband electronic transient absorption
spectroscopy are discussed together with solutions for how to reach these limits in practice …

Unimolecular net heterolysis of symmetric and homopolar σ-bonds

AF Tiefel, DJ Grenda, C Allacher, E Harrer, CH Nagel… - Nature, 2024 - nature.com
The unimolecular heterolysis of covalent σ-bonds is integral to many chemical
transformations, including SN1-, E1-and 1, 2-migration reactions. To a first approximation …

Bimolecular photoinduced electron transfer beyond the diffusion limit: the Rehm–Weller experiment revisited with femtosecond time resolution

A Rosspeintner, G Angulo… - Journal of the American …, 2014 - ACS Publications
To access the intrinsic, diffusion free, rate constant of bimolecular photoinduced electron
transfer reactions, fluorescence quenching experiments have been performed with 14 …

Photoinduced B–Cl Bond Fission in Aldehyde-BCl3 Complexes as a Mechanistic Scenario for C–H Bond Activation

DP Schwinger, MT Peschel, T Rigotti… - Journal of the …, 2022 - ACS Publications
In concert with carbonyl compounds, Lewis acids have been identified as a versatile class of
photocatalysts. Thus far, research has focused on activation of the substrate, either by …

Competitive solvent-molecule interactions govern primary processes of diphenylcarbene in solvent mixtures

J Knorr, P Sokkar, S Schott, P Costa, W Thiel… - Nature …, 2016 - nature.com
Photochemical reactions in solution often proceed via competing reaction pathways
comprising intermediates that capture a solvent molecule. A disclosure of the underlying …

Probing the conical intersection dynamics of the rna base uracil by UV-pump stimulated-Raman-probe signals; ab initio simulations

BP Fingerhut, KE Dorfman… - Journal of chemical theory …, 2014 - ACS Publications
Nonadiabatic electron and nuclear dynamics of photoexcited molecules involving conical
intersections is of fundamental importance in many reactions such as the self-protection …

The highly reactive benzhydryl cation isolated and stabilized in water ice

P Costa, M Fernandez-Oliva… - Journal of the …, 2014 - ACS Publications
Diphenylcarbene (DPC) shows a triplet ground-state lying approximately 3 kcal/mol below
the lowest singlet state. Under the conditions of matrix isolation at 25 K, DPC reacts with …

Optical transient absorption experiments reveal the failure of formal kinetics in diffusion assisted electron transfer reactions

G Angulo, A Rosspeintner, B Lang… - Physical Chemistry …, 2018 - pubs.rsc.org
The ultimate goal of chemical kinetics is to understand why a given reaction is fast or not. To
this end it is necessary to count on robust and experimentally well tested theories. One of the …

Photogeneration of carbocations: applications in physical organic chemistry and the design of suitable precursors

J Ammer, H Mayr - Journal of Physical Organic Chemistry, 2013 - Wiley Online Library
The generation of carbocations by laser flash photolysis of suitable precursors provides
information about their reactivities toward nucleophiles on the nanosecond and …