Super deformability and young's modulus of gaas nanowires

Yan Bo Wang, Li Feng Wang, Hannah J. Joyce, Qiang Gao, Xiao Zhou Liao, Yiu Wing Mai, Hoe H. Tan, Jin Zou, Simon P. Ringer, Hua Jian Gao, Chennupati Jagadish

Research output: Journal article publicationJournal articleAcademic researchpeer-review

116 Citations (Scopus)

Abstract

A significant size effect on the mechanical properties of GaAs nanowires (NWs) is reported. A remarkable elastic strain of ≈11% for NWs with diameters of 50-150 nm and obvious plastic deformation in NWs with diameters ≤25 nm are revealed. The Youngs modulus of the NWs can be more than double that of bulk GaAs.

Original languageEnglish
Pages (from-to)1356-1360
Number of pages5
JournalAdvanced Materials
Volume23
Issue number11
DOIs
Publication statusPublished - 18 Mar 2011
Externally publishedYes

Keywords

  • mechanical properties
  • semiconductor nanowires
  • size effects
  • transmission electron microscopy

ASJC Scopus subject areas

  • General Materials Science
  • Mechanics of Materials
  • Mechanical Engineering

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