POSITRON-ANNIHILATION IN INTERNALLY OXIDIZED COPPER

Authors
MISHEVA M NANCHEVA N FESCHIEV N
Citation
M. Misheva et al., POSITRON-ANNIHILATION IN INTERNALLY OXIDIZED COPPER, Acta Physica Polonica. A, 83(3), 1993, pp. 365-369
Citations number
11
Categorie Soggetti
Physics
Journal title
Acta Physica Polonica. A → ACNP
ISSN journal
05874246
Volume
83
Issue
3
Year of publication
1993
Pages
365 - 369
Database
ISI
SICI code
0587-4246(1993)83:3<365:PIIOC>2.0.ZU;2-L
Abstract
The positron lifetimes in internally oxidized polycrystalline copper, annealed at different temperatures, were measured. It was found that t he dispersed alumina particles act as positron traps. Estimation of co ncentration of defects was made in the frames of the trapping model.