Non Linear Effects in Resonant Tunneling Throught a Quantum Dot

TL;DR

This paper investigates non-linear effects such as bistabilities, instabilities, and oscillations in the current-voltage characteristics of quantum dots, highlighting how system parameters influence these behaviors.

Contribution

It provides a detailed analysis of non-linear phenomena in quantum dots, emphasizing the dependence on system parameters and expanding understanding of quantum dot transport properties.

Findings

Identification of bistabilities in I-V curves

Observation of time-dependent current oscillations

Dependence of non-linear effects on system parameters

Abstract

We study non-linear phenomena in quantum dots. Non linearities are reflected in the I-V characteristic curve as bistabilities, instabilities and time dependent oscillations of the currents. The nature of the non-linear behavior depends upon the parameters that define the system.