| Home > Publications database > Formation of Vp-Zn complexes in bulk InP(Zn) by migration of P vacancies from the (110) surface |
| Journal Article | PreJuSER-57472 |
; ;
2006
APS
College Park, Md.
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Please use a persistent id in citations: http://hdl.handle.net/2128/7702 doi:10.1103/PhysRevB.73.193313
Abstract: We apply a combination of positron annihilation spectroscopy and scanning tunneling microscopy to show that thermally generated P vacancies diffuse from the InP surface toward the bulk. The defect observed in the bulk can be identified as a complex consisting of a P vacancy and a Zn impurity. We infer that this pair is formed when the diffusing positive P vacancy is trapped at the Zn dopant. A rough estimate for the migration energy of the P vacancy results in a value of 1.3 eV.
Keyword(s): J
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