Band structure effects on the Be(0001) a
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Silkin, V. M. ;Pitarke, J. M. ;Chulkov, E. V. ;Diaconescu, B. ;Pohl, K. ;Vattuon
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Article
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2008
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John Wiley and Sons
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English
โ 510 KB
## Abstract We report firstโprinciples calculations of acoustic surface plasmons on the (0001) surface of Be, as obtained in the randomโphase approximation of manyโbody theory. The energy dispersion of these collective excitations has been obtained along two symmetry directions. Our results show a