Resonance and antiresonance effects in electronic transport through several-quantum-dot combinations

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Original languageEnglish
Article number43706
Journal / PublicationJournal of Applied Physics
Volume105
Issue number4
Publication statusPublished - 2009

Abstract

We investigated the resonance and antiresonance effects in electronic transport through several-quantum-dot combinations by using the nonequilibrium Green's function method. All distinctive quantum-dot (QD) arrangements with one to three QDs and with different architectures were studied systematically. The theoretical and numerical results show that a peak in the current-voltage spectrum can be attributed to the resonance effect, whereas a dip is due to the antiresonance effect. The results will help experimenters to better understand their electronic measurements. © 2009 American Institute of Physics.