Bloch oscillating transistor - A new mesoscopic amplifier

J. Delahaye, J. Hassel, R. Lindell, M. Sillanpää, M. Paalanen, H. Seppä, P. Hakonen

Research output: Contribution to journalConference articlepeer-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
Number of pages2
JournalPhysica E: Low-Dimensional Systems and Nanostructures
Volume18
Issue number1-3
DOIs
Publication statusPublished - May 2003
Externally publishedYes
Event23rd International Conference on Low Temperature Physics - Hiroshima, Japan
Duration: 20 Aug 200227 Aug 2002

Keywords

  • Bloch oscillation
  • Josephson junction
  • Mesoscopic superconductivity
  • Quantum amplifier

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Condensed Matter Physics

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