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Analysis of array nanoelectromechanical beams driven by an electrical line of Josephson junctions
Physica C: Superconductivity and its Applications ( IF 1.3 ) Pub Date : 2020-05-11 , DOI: 10.1016/j.physc.2020.1353658
N.M. Kouami , B. Nana , P. Woafo

An array of nanoelectromechanical beams driven by an electrical line of Josephson junctions equivalent models is studied. It is found that a single electromechanical system displays oscillations under a critical value of the DC bias current. In the case of an array of electromechanical system constituted of a series of coupled discrete Josephson junction with a beam place at each node, the numerical simulation shows that as the electric signal flows in the discrete array, each beam executes a pulse-like motion coming at each rest state as the electrical signal passes the node. When the bias current increases, the amplitude and period of the pulse-like shapes increase. One also notes the increase of the amplitude of the pulse-like shape when the magnetic field increases. The electromechanical system analyzed can be seen as a model for periodic nano-actuation processes or as a model of legs in a millipede system.



中文翻译:

约瑟夫森结的电气线驱动的阵列纳米机电束的分析

研究了由约瑟夫逊结等效模型的电气线路驱动的纳米机电束阵列。发现单个机电系统在直流偏置电流的临界值下显示出振荡。在由一系列耦合的离散约瑟夫森结组成的机电系统阵列的情况下,每个节点处都有一个电子束,数值模拟表明,当电信号在离散阵列中流动时,每个电子束都会执行脉冲状运动在电信号通过节点时处于每个静止状态。当偏置电流增加时,脉冲形状的幅度和周期增加。人们还注意到,当磁场增加时,脉冲状的幅度会增加。

更新日期:2020-05-11
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