The Single-Photon Annihilation of Channeled Positron in Si Crystal
Quantum Physics
2022-01-13 v1
Abstract
The differential cross-section of the single-photon annihilation of channeled positron on the K-shell electron of one of the crystal atoms is calculated and angular distribution of emitted photons is investigated. It is shown that cross-section has a complicated dependence on positron entrance angle with respect to crystal plane. It is demonstrated that this orientation dependence is different for different positron transverse energy levels. The dependence of the differential cross-section on the electron longitudinal energy is studied.
Keywords
Cite
@article{arxiv.2201.04325,
title = {The Single-Photon Annihilation of Channeled Positron in Si Crystal},
author = {K. B. Korotchenko and Y. P. Kunashenko},
journal= {arXiv preprint arXiv:2201.04325},
year = {2022}
}
Comments
15 pages, 8 figures, Submission to SciPost