Competing types of quantum oscillations in the two-dimensional organic conductor (BEDT-TTF)8Hg4Cl12(C6H5Cl)2

Competing types of quantum oscillations in the two-dimensional organic conductor (BEDT-TTF)8Hg4Cl12(C6H5Cl)2
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二维有机导体 (BEDT-TTF)8Hg4Cl12(C6H5Cl)2 中量子振荡的竞争类型

DOI:
10.1103/physrevb.65.155106
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发表时间:
2002
期刊:
影响因子:
3.7
通讯作者:
R. Lyubovskaya
R. Lyubovskaya
中科院分区:
物理与天体物理2区
文献类型:
--
作者:
C. Proust;A. Audouard;L. Brossard;S. Pesotskii;R. Lyubovskii;R. Lyubovskaya

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研究了准二维有机金属(BEDT-TTF)8Hg 4Cl 12(C6 H5 Cl)2在1.6 ~ 15 K温度范围内,在36 T脉冲磁场下的层间磁导.一个复杂的振荡谱,建立在三个基本频率的线性组合,观察。这些基本频率来自补偿的闭合空穴和电子轨道以及位于其间的两个轨道。场和温度依赖性的各种振荡系列的振幅的框架内的Falicov和Stachowiak的耦合轨道模型进行了研究。分析表明,这些系列的结果,无论是传统的Shubnikov-de哈斯效应或量子干涉(QI)的贡献,它们都是由磁突破引起的。然而,实验参数和计算参数之间的差异表明,仅凭这些现象无法解释所有数据。由于其低有效质量,在13 K以下可以清楚地观察到对应于整个第一布里渊区面积的QI振荡序列之一。
The interlayer magnetoconductance of the quasi-two-dimensional organic metal (BEDT-TTF) 8 Hg 4 Cl 1 2 (C 6 H 5 Cl) 2 has been investigated in pulsed magnetic fields extending up to 36 T and in the temperature range from 1.6 to15 K. A complex oscillatory spectrum, built on linear combinations of three basic frequencies only, is observed. These basic frequencies arise from the compensated closed hole and electron orbits and from the two orbits located in between. The field and temperature dependences of the amplitude of the various oscillation series are studied within the framework of the coupled-orbits model of Falicov and Stachowiak. This analysis reveals that these series result from the contribution of either the conventional Shubnikov-de Haas effect or quantum interference (QI), both of them being induced by magnetic breakthrough. Nevertheless, discrepancies between experimental and calculated parameters indicate that these phenomena alone cannot account for all of the data. Due to its low effective mass, one of the QI oscillation series-which corresponds to the whole first Brillouin zone area-is clearly observed up to 13 K.
关于洛泊河苗语关系从句 - 苗语语法笔记(五)
DOI: --
发表时间: 2019
期刊: 千葉大学ユーラシア言語文化論集
影响因子: --
作者:
Keiichi Tajima;Mafuyu Kitahara;and Kiyoko Yoneyama;吉本啓;田口善久
通讯作者: 田口善久