Understanding Twinning-Detwinning Behavior of Unalloyed Mg During Low-Cycle Fatigue Using High Energy X-ray Diffraction

Aeriel D. Murphy-Leonard, Darren C. Pagan, Armand Beaudoin, Matthew P. Miller, John E. Allison

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

It is well understood that twinning during deformation plays an important role in deformation of Mg and its alloys [1–8]. In hexagonal close packed (HCP) Mg alloys, the dominant deformation mode at room temperature is <a> slip on the basal (0001) plane Mg [9, 10]. The other slip systems—prismatic <a> slip, pyramidal <a> slip, and pyramidal <c + a> slip—require much higher stresses to activate during deformation [11]. Mechanical twinning allows for grains to easily deform along their c-axis [12] and has been the focus of significant, active research [e.g., 13–23].

Original languageEnglish (US)
Title of host publicationMagnesium Technology 2021
EditorsVictoria M. Miller, Petra Maier, J. Brian Jordon, Neale R. Neelameggham
PublisherSpringer Science and Business Media Deutschland GmbH
Pages71-72
Number of pages2
ISBN (Print)9783030655273
DOIs
StatePublished - 2021
EventMagnesium Technology Symposium held at the TMS Annual Meeting and Exhibition, 2021 - Virtual, Online
Duration: Mar 15 2021Mar 18 2021

Publication series

NameMinerals, Metals and Materials Series
ISSN (Print)2367-1181
ISSN (Electronic)2367-1696

Conference

ConferenceMagnesium Technology Symposium held at the TMS Annual Meeting and Exhibition, 2021
CityVirtual, Online
Period3/15/213/18/21

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Energy Engineering and Power Technology
  • Mechanics of Materials
  • Metals and Alloys
  • Materials Chemistry

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