VOLTAGE OSCILLATIONS IN AN ARRAY OF TUNNEL-JUNCTIONS CONTROLLED BY A SCANNING TUNNELING MICROSCOPE GATE AT ROOM-TEMPERATURE

被引:8
作者
NEJOH, H [1 ]
AONO, M [1 ]
机构
[1] RIKEN,WAKO,SAITAMA 35101,JAPAN
关键词
D O I
10.1063/1.111430
中图分类号
O59 [应用物理学];
学科分类号
摘要
We observe that a current through an array of tunnel junctions can be controlled by a gate at room temperature. Metal islands were formed on an insulating substrate and liquid crystal molecules were placed between these islands. Electrodes were placed 5 mm apart on the substrate and a bias was applied between them. A scanning tunneling microscope (STM) tip which acts as a gate was supported on molecules which act as the central electrodes. When this two-dimensional tunnel junction array was current biased, the tunnel current flow across this array could be controlled by the gate voltage at room temperature.
引用
收藏
页码:2803 / 2805
页数:3
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