Fabrication and electrical properties of stacked graphene monolayers.

Fabrication and electrical properties of stacked graphene monolayers.
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堆叠石墨烯单层的制备和电性能

DOI:
10.1038/srep05065
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发表时间:
2014-05-27
期刊:
影响因子:
4.6
通讯作者:
Liao ZM
Liao ZM
中科院分区:
综合性期刊3区
文献类型:
--
作者:
Chen JJ;Meng J;Yu DP;Liao ZM

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我们开发了一种简单的方法来制造双层单层石墨烯,并研究了这种系统中的电子输运。两层石墨烯的独立性导致了电阻-栅极电压曲线的不对称和朗道能级的8倍简并。随着磁场的增加,传递曲线的最大电阻位置向更高的栅极电压方向移动,这是由于磁场诱导堆叠的单层石墨烯层间去耦所致。
We develop a simple method to fabricate the two-stacked graphene monolayers and investigate the electronic transport in such a system. The independence of the two graphene monolayers gives rise to the asymmetric resistance-gate voltage curves and an eight-fold degeneracy of Landau level. The position of the maximum resistance of the transfer curves shifts towards higher gate voltage with increasing magnetic field, which is attributed to the magnetic field induced interlayer decoupling of the stacked graphene monolayers.
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