Heterostructures in one-dimensional nanowires

Mikael Björk, Jonas Ohlsson, Ann Persson, Reine Wallenberg, Lars Samuelson

Research output: Chapter in Book/Report/Conference proceedingPaper in conference proceedingpeer-review

Abstract

Chemical beam epitaxy has been used to grow III/V nanowires seeded from size selected Au aerosol particles. Both chemically uniform InAs wires as well as InAs wires containing one or several heterostructure interfaces were grown. The interfaces were characterized in a transmission electron microscope revealing atomically sharp interfaces and also that, barriers as thin as only 2-3 monolayers and up to several hundred nanometer could be inserted into homogenous InAs wires. Further more, electrical measurements on both homogenous wires and wires containing heterostructures have been performed to investigate the functionality of nanowire based device elements
Original languageEnglish
Title of host publication7th International Conference on Nanometer-Scale Science and Technology and 21st European Conference on Surface Science
PublisherLund University
Number of pages2
Publication statusPublished - 2002
EventProceedings of 7th International Conference on Nanometer-Scale Science and Technology and 21st European Conference on Surface Science (NANO-7/ECOSS-21) - Malmö, Sweden
Duration: 2002 Jun 242002 Jun 28

Conference

ConferenceProceedings of 7th International Conference on Nanometer-Scale Science and Technology and 21st European Conference on Surface Science (NANO-7/ECOSS-21)
Country/TerritorySweden
CityMalmö
Period2002/06/242002/06/28

Subject classification (UKÄ)

  • Condensed Matter Physics (including Material Physics, Nano Physics)

Free keywords

  • monolayers
  • InAs-Au
  • nanowire based device elements
  • electrical measurements
  • transmission electron microscopy
  • atomically sharp interfaces
  • heterostructure interfaces
  • chemically uniform InAs wires
  • size selected Au aerosol particles
  • chemical beam epitaxy
  • III/V nanowires growth
  • one dimensional nanowires heterostructures
  • barriers

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