A BILAYER OF WIGNER CRYSTAL IN THE HARMONIC APPROXIMATION

被引:26
作者
ESFARJANI, K
KAWAZOE, Y
机构
[1] Inst. for Mater. Res., Tohoku Univ., Sendai
关键词
D O I
10.1088/0953-8984/7/36/011
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Using the harmonic approximation as a model to describe a bilayer of a Wigner crystal in wide quantum wells, we calculate the ground state properties and the phonon spectrum of this system as a function of the density and layer separation. A fitting formula is given for the ground state energy.
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页码:7217 / 7226
页数:10
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