Low energy positron interactions with rare gas atoms: threshold features and benchmark cross sections

Date

2011

Authors

Sullivan, James
Caradonna, Peter
Jones, Adric
Machacek, Joshua
Makochekanwa, Casten
McEachran, Robert
Mueller, D. W.
Buckman, Stephen

Journal Title

Journal ISSN

Volume Title

Publisher

Institute of Physics Publishing

Abstract

Using a high resolution (∼60 meV FWHM) positron beam from a Surko buffer-gas trap, we have measured grand total cross sections as well as total elastic, positronium formation and electronic excitation cross sections in the rare gases. Strong threshold (

Description

Keywords

Keywords: Cross section; Electronic excitation; High resolution; Low energies; Positron beams; Positronium formation; Rare gas; Rare gas atoms; Scattering measurements; Total cross section; Elastic scattering; Electrons; Neon; Particle beams; Positrons; Inert gases

Citation

Source

Journal of Physics: Conference Series

Type

Conference paper

Book Title

Entity type

Access Statement

Open Access

License Rights

Restricted until