Principle of a variable capacitor based on Coulomb blockade of nanometric-size clusters

P. Seneor, N. Lidgi, J. Carrey, H. Jaffres, F. Nguyen Van Dau, A. Friederich, A. Fert

Research output: Contribution to journalArticlepeer-review

Abstract

We show how Coulomb blockade of electrons in a dispersive set of clusters embedded in the dielectric of a capacitor can be used to design a voltage tunable variable capacitor (varactor). We calculate the variation of capacitance for typical size distribution of the clusters and as a function of the dielectric constants of the insulators. We also discuss the temperature and frequency dependence of the capacitor.

Original languageEnglish
Pages (from-to)699-704
Number of pages6
JournalEPL
Volume65
Issue number5
DOIs
Publication statusPublished - 1 Mar 2004
Externally publishedYes

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