Quantum dynamics of complex-forming bimolecular reactions

H Guo - International Reviews in Physical Chemistry, 2012 - Taylor & Francis
Many gas-phase chemical reactions proceed via reaction intermediates, supported by
potential wells. The characteristics of such complex-forming reactions differ drastically from …

Oxygen depletion in dense molecular clouds: a clue to a low O2 abundance?

U Hincelin, V Wakelam, F Hersant, S Guilloteau… - Astronomy & …, 2011 - aanda.org
Context. Dark cloud chemical models usually predict large amounts of O 2, often above
observational limits. Aims. We investigate the reason for this discrepancy from a theoretical …

Reaction dynamics of C(3P) + Si2(X ) → Si(3P) + SiC(X 3Π) on a global CHIPR potential energy surface of the ground state Si2C(X 1A1)

X Li, Z Qin, G Chen, L Liu - Monthly Notices of the Royal …, 2023 - academic.oup.com
The dynamics of C (3P)+ Si2 (X)→ Si (3P)+ SiC (X 3Π) on its ground state Si2C (X 1A1) are
of great significance in carbon-rich interstellar chemistry. Using the combined-hyperbolic …

Probing the dynamics of polyatomic multichannel elementary reactions by crossed molecular beam experiments with soft electron-ionization mass spectrometric …

P Casavecchia, F Leonori, N Balucani… - Physical Chemistry …, 2009 - pubs.rsc.org
In this Perspective we highlight developments in the field of chemical reaction dynamics.
Focus is on the advances recently made in the investigation of the dynamics of elementary …

Accurate Full-Dimensional Global Diabatic Potential Energy Matrix for the Two Lowest-Lying Electronic States of the H + O2 ↔ HO + O Reaction

J Wang, F An, J Chen, X Hu, H Guo… - Journal of chemical …, 2023 - ACS Publications
A new and more accurate diabatic potential energy matrix (DPEM) is developed for the two
lowest-lying electronic states of HO2, covering both the strong interaction region and …

Deep observations of O2 toward a low-mass protostar with Herschel-HIFI

UA Yıldız, K Acharyya, PF Goldsmith… - Astronomy & …, 2013 - aanda.org
Context. According to traditional gas-phase chemical models, O 2 should be abundant in
molecular clouds, but until recently, attempts to detect interstellar O 2 line emission with …

A neural network potential energy surface and quantum dynamics studies for the Ca+(2 S)+ H 2→ CaH++ H reaction

Z Yang, H Chen, Y Mao, M Chen - Physical Chemistry Chemical …, 2022 - pubs.rsc.org
Reactive collisions of Ca+ ions with H2 molecules play a crucial role in ultracold chemistry,
quantum information and other cutting-edge fields, and have been widely studied …

[HTML][HTML] O+ OH→ O2+ H: A key reaction for interstellar chemistry. New theoretical results and comparison with experiment

F Lique, M Jorfi, P Honvault, P Halvick, SY Lin… - The Journal of …, 2009 - pubs.aip.org
F. Lique, M. Jorfi, P. Honvault, P. Halvick, SY Lin, H. Guo, DQ Xie, PJ Dagdigian, J. Kłos, MH
Alexander; O+ OH→ O 2+ H⁠: A key reaction for interstellar chemistry. New theoretical …

Higher-order split operator schemes for solving the Schrödinger equation in the time-dependent wave packet method: applications to triatomic reactive scattering …

Z Sun, W Yang, DH Zhang - Physical Chemistry Chemical Physics, 2012 - pubs.rsc.org
The efficiency of the numerical propagators for solving the time-dependent Schrödinger
equation in the wave packet approach to reactive scattering is of vital importance. In this …

Accurate combined-hyperbolic-inverse-power-representation of ab initio potential energy surface for the hydroperoxyl radical and dynamics study of O+OH …

AJC Varandas - The Journal of Chemical Physics, 2013 - pubs.aip.org
Accurate combined-hyperbolic-inverse-power-representation of ab initio potential energy
surface for the hydroperoxyl radical and dynamics study of |$\bf O+OH$|O+OH reaction | The …