Ultraviolet H2 luminescence in molecular clouds induced by cosmic rays

M Padovani, D Galli, LH Scarlett, T Grassi… - Astronomy & …, 2024 - aanda.org
Context. Galactic cosmic rays (CRs) play a crucial role in ionisation, dissociation, and
excitation processes within dense cloud regions where UV radiation is absorbed by dust …

Convergent close-coupling approach to light and heavy projectile scattering on atomic and molecular hydrogen

I Bray, IB Abdurakhmanov, JJ Bailey… - Journal of Physics B …, 2017 - iopscience.iop.org
The atomic hydrogen target has played a pivotal role in the development of quantum
collision theory. The key complexities of computationally managing the countably infinite …

Acceleration correction to the binary-encounter Bethe model for the electron-impact ionization of molecules

YC Wang, G Visentin, LG Jiao, S Fritzsche - Physical Review A, 2024 - APS
We propose a generalized binary-encounter Bethe model (GBEB) based on corrected
acceleration energies to predict the electron-impact ionization cross sections of molecules …

Convergent Close-Coupling Approach to Electron Impact Dissociation of the Polyatomic Molecule and Its Isotopologues

RK Horton, MV Pak, I Bray, DV Fursa - Physical Review Letters, 2025 - APS
Cross sections for electron impact dissociative excitation and ionization in scattering on
vibrationally excited levels of the ground electronic state of H 3+ and its isotopologues are …

Electron-scattering on molecular hydrogen: convergent close-coupling approach

LH Scarlett, JS Savage, DV Fursa, I Bray… - The European Physical …, 2020 - Springer
Calculations of electron-impact excitation cross sections for molecular hydrogen have been
performed using spherical-and spheroidal-coordinate formulations of the molecular …

Complete collision data set for electrons scattering on molecular hydrogen and its isotopologues: I. Fully vibrationally-resolved electronic excitation of H2 (X1Σg+)

LH Scarlett, DV Fursa, MC Zammit, I Bray… - Atomic Data and …, 2021 - Elsevier
We present a comprehensive set of vibrationally-resolved cross sections for electron-impact
electronic excitation of molecular hydrogen suitable for implementation in collisional …

Convergent close-coupling approach to electron scattering on : Scattering dynamics and dissociative processes

RK Horton, MV Pak, I Bray, DV Fursa - Physical Review A, 2025 - APS
Cross sections for electron impact dissociative excitation and ionization in scattering on
vibrationally excited levels of the ground electronic state of H 3+, D 3+, and T 3+ are …

Calculations of positron scattering from small molecules

NA Mori, I Bray, DV Fursa - The European Physical Journal D, 2024 - Springer
Recently, convergent close-coupling calculations have been completed for positron
scattering from the carbon and oxygen atomic targets. These, together with previously …

R-matrix calculations for elastic electron and positron scattering from pyrazine: effect of the polarization description

V Graves, JD Gorfinkiel - The European Physical Journal D, 2022 - Springer
We present R-matrix calculations of electron and positron low energy scattering from the
highly polarizable pyrazine molecule. We compare integral and differential elastic cross …

Convergent close-coupling calculations of electrons scattering on electronically excited molecular hydrogen

LH Scarlett, JS Savage, DV Fursa, I Bray, MC Zammit… - Physical Review A, 2021 - APS
We use the adiabatic-nuclei molecular convergent close-coupling method to perform
calculations of 0.01–1000 eV electrons scattering on the c Π u 3, a Σ g+ 3, B Σ u+ 1, C Π u 1 …