Spin Polarization and Atomic Geometry of the Si(111) Surface
- 28 December 1981
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 47 (26) , 1910-1913
- https://doi.org/10.1103/physrevlett.47.1910
Abstract
Based on pseudopotential local spin-density calculations, it is proposed that the minimum-energy Si(111) nonbuckled surface is stable against 2×1 buckling distortions. A 2×1 antiferromagnetic spin-density wave, localized on the surface, enhances the stability of this structure.Keywords
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