Unwrapping core-shell nanowires into nanoribbon-based superstructures

Alexander Pevzner, Guy Davidi, Hagit Peretz-Soroka, Ehud Havivi, Zahava Barkay, Ronit Popovitz-Biro, Artium Khatchtourints, Fernando Patolsky

Research output: Contribution to journalArticlepeer-review

5 Scopus citations

Abstract

A prize for the ribbons: High-quality crystalline semiconducting nanoribbons can be prepared by "unwrapping" core-shell nanowire precursors. For example, Ge nanowires were coated with a Si shell and the top surface was carved by etching whereas the sides were protected by a thin layer of photoresist material. Finally the Ge core was removed selectively by chemical means to give fully opened and flat nanoribbon structures (see picture).

Original languageEnglish
Pages (from-to)11298-11302
Number of pages5
JournalAngewandte Chemie - International Edition
Volume52
Issue number43
DOIs
StatePublished - 18 Oct 2013
Externally publishedYes

Keywords

  • heterostructures
  • nanoribbons
  • nanostructures
  • semiconductors
  • silicon

ASJC Scopus subject areas

  • Catalysis
  • General Chemistry

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