Pseudo-magnetic quantum Hall effect in oscillating graphene

被引:3
|
作者
Bhagat, Anita [1 ]
Mullen, Kieran [1 ]
机构
[1] Univ Oklahoma, Homer L Dodge Dept Phys & Astron, Norman, OK 73019 USA
关键词
Graphene; Pseudo-magneto-resistance; Quantum Hall effect;
D O I
10.1016/j.ssc.2018.09.017
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
When a graphene layer is stressed, the strain alters the phase an electron accumulates hopping between sites in a way that can be modeled as arising from a pseudo-magnetic vector potential. We examine the case of an oscillating, suspended graphene sample and explore a new effect - an oscillating resistance arising from an oscillating quantum Hall effect. This pseudo-magneto-resistance is large, and depends upon the frequency and the amplitude of the acoustic oscillations. We calculate some of the possible consequences for experiment.
引用
收藏
页码:31 / 34
页数:4
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