Recent progress in the description of positron scattering from atoms using the convergent close-coupling theory

AS Kadyrov, I Bray - Journal of Physics B: Atomic, Molecular and …, 2016 - iopscience.iop.org
Much progress in the theory of positron scattering on atoms has been made in the ten years
since the review of Surko et al (2005 J. Phys. B: At. Mol. Opt. Phys. 38 R57). We review this …

Convergent close-coupling calculations of positron scattering from atomic carbon

NA Mori, LH Scarlett, I Bray, DV Fursa - Physical Review A, 2023 - APS
We report on the extension of the single-center convergent close-coupling method to
positron scattering on multielectron atoms, along with the development of a technique for …

[HTML][HTML] Recommended positron scattering cross sections for atomic systems

K Ratnavelu, MJ Brunger, SJ Buckman - Journal of Physical and …, 2019 - pubs.aip.org
We present a critical analysis of available experimental and theoretical cross section data for
positron scattering from atomic systems. From this analysis, we present (where data are …

Recent positron-atom cross section measurements and calculations

L Chiari, A Zecca - The European Physical Journal D, 2014 - Springer
We review recent cross section results for low-energy positron scattering from atomic targets.
A comparison of the latest measurements and calculations for positron collisions with the …

Two-center close-coupling calculations of positron–molecular-hydrogen scattering

R Utamuratov, AS Kadyrov, DV Fursa, MC Zammit… - Physical Review A, 2015 - APS
A two-center close-coupling method that includes positronium (Ps) formation channels has
been developed for positron scattering on molecular hydrogen. Calculations are performed …

Positron total scattering cross-sections for alkali atoms

N Sinha, S Singh, B Antony - … of Physics B: Atomic, Molecular and …, 2017 - iopscience.iop.org
Positron-impact total scattering cross-sections for Li, Na, K, Rb, Cs and Fr atoms are
calculated in the energy range from 5–5000 eV employing modified spherical complex …

Positron scattering from atoms and molecules

SN Nahar, B Antony - Atoms, 2020 - mdpi.com
A review on the positron scattering from atoms and molecules is presented in this article.
The focus on positron scattering studies is on the rise due to their presence in various fields …

Internal consistency in the close-coupling approach to positron collisions with atoms

I Bray, JJ Bailey, DV Fursa, AS Kadyrov… - The European Physical …, 2016 - Springer
The positron-atom scattering problem contains the rearrangement channel of positronium
(Ps) formation. While this makes the problem particularly difficult to calculate, it has the …

Bound and resonance states of positronic copper atoms

T Yamashita, M Umair, Y Kino - Journal of Physics B: Atomic …, 2017 - iopscience.iop.org
We report a theoretical calculation for the bound and S-wave resonance states of the
positronic copper atom (e+ Cu). A positron is a positively charged particle; therefore, a …

Two-center convergent close-coupling approach to positron–helium-ion collisions

CM Rawlins, AS Kadyrov, I Bray - Physical Review A, 2018 - APS
We generalize the two-center convergent close-coupling approach of Kadyrov and Bray
[Phys. Rev. A 66, 012710 (2002) PLRAAN PLRAAN 1050-2947 10.1103/PhysRevA …