Plasticity without dislocations in a polycrystalline intermetallic

Hubin Luo; Hongwei Sheng; Hongliang Zhang; Fengqing Wang; Jinkui Fan; Juan Du; J. Ping Liu; Izabela Szlufarska

doi:10.1038/s41467-019-11505-1

Nature Communications (Aug 2019)

Plasticity without dislocations in a polycrystalline intermetallic

Hubin Luo,
Hongwei Sheng,
Hongliang Zhang,
Fengqing Wang,
Jinkui Fan,
Juan Du,
J. Ping Liu,
Izabela Szlufarska

Affiliations

Hubin Luo: Key Laboratory of Magnetic Materials and Devices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
Hongwei Sheng: Department of Physics and Astronomy, George Mason University
Hongliang Zhang: Department of Materials Science and Engineering, University of Wisconsin
Fengqing Wang: Key Laboratory of Magnetic Materials and Devices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
Jinkui Fan: Key Laboratory of Magnetic Materials and Devices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
Juan Du: Key Laboratory of Magnetic Materials and Devices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
J. Ping Liu: Key Laboratory of Magnetic Materials and Devices, Ningbo Institute of Materials Technology and Engineering, Chinese Academy of Sciences
Izabela Szlufarska: Department of Materials Science and Engineering, University of Wisconsin

DOI: https://doi.org/10.1038/s41467-019-11505-1
Journal volume & issue: Vol. 10, no. 1
pp. 1 – 8

Abstract

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The deformation of materials depends on dislocation activity, and suppressing dislocations should lead to brittleness. Here, the authors combine simulations and experiments to show a samarium-cobalt intermetallic can exhibit plasticity without dislocations.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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