Positron annihilation at proton-induced defects in 6H-SiC/SiC and 6H-SiC/SiO2/Si structures

M. F. Barthe, L. Henry, C. Corbel, G. Blondiaux, K. Saarinen, P. Hautojärvi, E. Hugonnard, L. Di Cioccio, F. Letertre, B. Ghyselen

Research output: Contribution to journalArticlepeer-review

Abstract

Positron annihilation is used to detect vacancy-related defects in proton-implanted and Smart Cut 6H-SiC. The measurement of positron-electron pair momentum distribution as a function of depth shows that vacancy-related defects produced along the proton track and cavities formed in the region of the hydrogen peak survive in smart cut 6H-SiC even after 1300 °C annealing.

Original languageEnglish
Pages (from-to)16638-16644
Number of pages7
JournalPhysical Review B - Condensed Matter and Materials Physics
Volume62
Issue number24
DOIs
Publication statusPublished - 15 Dec 2000

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