Chemical reaction dynamics beyond the Born-Oppenheimer approximation
LJ Butler - Annual review of physical chemistry, 1998 - annualreviews.org
▪ Abstract To predict the branching between energetically allowed product channels,
chemists often rely on statistical transition state theories or exact quantum scattering …
chemists often rely on statistical transition state theories or exact quantum scattering …
Identification of the Photoreactive Species of Protonated N-Nitrosopiperidine in Acid Medium: A CASPT2 and DFT Study
J Soto - The Journal of Physical Chemistry A, 2023 - ACS Publications
In this work, we have studied the initial reaction step after photoexcitation of protonated N-
nitrosopiperidine both in the gas and condensed phases. To achieve this end, we have …
nitrosopiperidine both in the gas and condensed phases. To achieve this end, we have …
Conical intersections and intersystem crossings explain product formation in photochemical reactions of aryl azides
Photochemistry of 3-and 4-methoxyphenyl azide at 266 nm has been studied by means of
the complete active space self-consistent field (CASSCF) and multi-configurational second …
the complete active space self-consistent field (CASSCF) and multi-configurational second …
An MS-CASPT2 study of the photodecomposition of 4-methoxyphenyl azide: role of internal conversion and intersystem crossing
D Aranda, FJ Avila, I López-Tocón, JF Arenas… - Physical Chemistry …, 2018 - pubs.rsc.org
The photochemical decomposition of 4-methoxyphenyl azide (CH3O-Ph-N3) is investigated
using multiconfigurational second-order perturbation theory (MS-CASPT2). In addition, the …
using multiconfigurational second-order perturbation theory (MS-CASPT2). In addition, the …
Conservation of El-Sayed's Rules in the Photolysis of Phenyl Azide: Two Independent Decomposition Doorways for Alternate Direct Formation of Triplet and Singlet …
J Soto, JC Otero - The Journal of Physical Chemistry A, 2019 - ACS Publications
In the present work, we demonstrate that the formation of triplet and singlet phenylnitrene,
when arises from the photodissociation of phenyl azide, fulfills El-Sayed's rules or the …
when arises from the photodissociation of phenyl azide, fulfills El-Sayed's rules or the …
[HTML][HTML] CASPT2 study of the electronic structure and photochemistry of protonated N-nitrosodimethylamine (NDMA-H+) at 453 nm
In this work, we have studied the photodissociation of the protonated derivatives of N-
nitrosodimethylamine [(CH 3) 2 N–NO] with the CASPT2 method. It is found that only one of …
nitrosodimethylamine [(CH 3) 2 N–NO] with the CASPT2 method. It is found that only one of …
Photodissociation dynamics of N, N-dimethylformamide at 225 nm and 245 nm
D Milesevic, D Popat, P Robertson… - Physical Chemistry …, 2022 - pubs.rsc.org
N, N-Dimethylformamide,(CH3) 2NCHO, is the simplest tertiary amide and a model
compound for investigating the photofragmentation of peptide bonds. We report the results …
compound for investigating the photofragmentation of peptide bonds. We report the results …
Electronic accessibility of dissociation channels in an amide: N, N-dimethylformamide photodissociation at 193 nm
NR Forde, LJ Butler, SA Abrash - The Journal of chemical physics, 1999 - pubs.aip.org
Measurement of the photofragment velocity and angular distributions from the
photodissociation of N, N-dimethylformamide at 193 nm in its π nb π* absorption evidences …
photodissociation of N, N-dimethylformamide at 193 nm in its π nb π* absorption evidences …
Effect of an S1/S0 Conical Intersection on the Chemistry of Nitramide in Its Ground State. A Comparative CASPT2 Study of the Nitro-Nitrite Isomerization Reactions in …
J Soto, JF Arenas, JC Otero… - The Journal of Physical …, 2006 - ACS Publications
The potential energy surfaces for the dissociation of nitramide (NH2NO2→ NH2+ NO2) and
nitromethane (CH3NO2→ CH3+ NO2) and the nitro-nitrite rearrangement of these …
nitromethane (CH3NO2→ CH3+ NO2) and the nitro-nitrite rearrangement of these …
An ab initio study toward understanding the mechanistic photochemistry of acetamide
XB Chen, WH Fang, DC Fang - Journal of the American Chemical …, 2003 - ACS Publications
The potential energy surfaces for CH3CONH2 dissociation into CH3+ CONH2, CH3CO+
NH2, CH3CN+ H2O, and CH3NH2+ CO in the ground and lowest triplet states have been …
NH2, CH3CN+ H2O, and CH3NH2+ CO in the ground and lowest triplet states have been …