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arXiv 0706.0159cond-mat.mes-hallcond-mat.stat-mech
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正则单带费米液体中的组合量子振荡

Combination quantum oscillations in canonical single-band Fermi liquids

A. S. Alexandrov, V. V. Kabanov

摘要:

在低维多带费米液体中,化学势振荡混合了de Haas-van Alphen(dHvA)和Shubnikov-de Haas(SdH)磁振荡的各个带频率。我们预测在规范的单带费米液体,费米面有两个或两个以上的极端截面类似的混合。组合谐波分析使用一个单一的频带几乎二维的能量谱。我们概述了一些实验条件,允许组合谐波的分辨率。

英文摘要:

Chemical potential oscillations mix individual-band frequencies of the de Haas-van Alphen (dHvA) and Shubnikov-de Haas (SdH) magneto-oscillations in canonical low-dimensional multi-band Fermi liquids. We predict a similar mixing in canonical single-band Fermi liquids, which Fermi-surfaces have two or more extremal cross-sections. Combination harmonics are analysed using a single-band almost two-dimensional energy spectrum. We outline some experimental conditions allowing for resolution of combination harmonics.

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