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Resonant magnetotunneling in GaAlAs-GaAs-GaAlAs heterostructures

  • IBM

Research output: Contribution to journalArticlepeer-review

175 Scopus citations

Abstract

We report the observation of resonant tunneling of electrons through Landau levels in double-barrier GaAlAs-GaAs-GaAlAs heterostructures, in the presence of a strong magnetic field perpendicular to the interfaces. This is a two-dimensional magnetotunneling effect which manifests itself as periodic structures in the current-voltage characteristics, with a period proportional to the electron cyclotron energy in the GaAs quantum well, from which the electron effective mass is determined.

Original languageEnglish
Pages (from-to)2893-2896
Number of pages4
JournalPhysical Review B
Volume33
Issue number4
DOIs
StatePublished - 1986

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