Bloch oscillating transistor: A new mesoscopic amplifier

  • J. Delahaye
  • , Juha Hassel
  • , R. Lindell
  • , M. Sillanpää
  • , M. Paalanen
  • , Heikki Seppä
  • , P. Hakonen*
  • *Corresponding author for this work

Research output: Contribution to journalArticleScientificpeer-review

7 Citations (Scopus)

Abstract

Bloch oscillating transistor (BOT) is a novel, three-terminal Josephson junction device. Its operating principle utilizes the fact that Zener tunneling up to a higher band will lead to a blockade of coherent Cooper-pair tunneling, Bloch oscillation, in a suitably biased Josephson junction. The Bloch oscillation is resumed only after the junction has relaxed to the lowest band by quasiparticle tunneling. In this paper we present a simple model for the operation of the BOT and calculate its gain in terms of the interband transition rates.
Original languageEnglish
Pages (from-to)15-16
JournalPhysica E: Low-Dimensional Systems and Nanostructures
Volume18
Issue number1-3
DOIs
Publication statusPublished - 2003
MoE publication typeA1 Journal article-refereed
Event23rd International Conference on Low Temperature Physics - Hiroshima, Japan
Duration: 20 Aug 200227 Aug 2002

Keywords

  • mesoscopic superconductivity
  • quantum amplifier
  • bloch oscillation

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