Beyond the Point Ps Approximation
Other Condensed Matter
2013-03-28 v1 Chemical Physics
Abstract
In application to positron annihilation spectroscopy, Ps atom is considered not as a point particle, but as a finite size e+ e- pair localized in a bubble-state in a medium. Variation of the internal Coulombic e+ -e- attraction vs. the bubble radius is estimated.
Cite
@article{arxiv.1203.5385,
title = {Beyond the Point Ps Approximation},
author = {Sergey V. Stepanov and Dmitry S. Zvezhinskiy and Vsevolod M. Byakov},
journal= {arXiv preprint arXiv:1203.5385},
year = {2013}
}