Freezing solute atoms in nanograined aluminum alloys via high-density vacancies

Shenghua Wu; Hanne S. Soreide; Bin Chen; Jianjun Bian; Chong Yang; Chunan Li; Peng Zhang; Pengming Cheng; Jinyu Zhang; Yong Peng; Gang Liu; Yanjun Li; Hans J. Roven; Jun Sun

doi:10.1038/s41467-022-31222-6

Nature Communications (Jun 2022)

Freezing solute atoms in nanograined aluminum alloys via high-density vacancies

Shenghua Wu,
Hanne S. Soreide,
Bin Chen,
Jianjun Bian,
Chong Yang,
Chunan Li,
Peng Zhang,
Pengming Cheng,
Jinyu Zhang,
Yong Peng,
Gang Liu,
Yanjun Li,
Hans J. Roven,
Jun Sun

Affiliations

Shenghua Wu: State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University
Hanne S. Soreide: Department of Materials Science and Engineering, Norwegian University of Science and Technology
Bin Chen: Key Laboratory of Magnetism and Magnetic Materials of the Ministry of Education, School of Physical Science and Technology and Electron Microscopy Centre of Lanzhou University, Lanzhou University
Jianjun Bian: Department of Industrial Engineering, University of Padova, Via Gradenigo 6/a
Chong Yang: State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University
Chunan Li: Department of Materials Science and Engineering, Norwegian University of Science and Technology
Peng Zhang: State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University
Pengming Cheng: State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University
Jinyu Zhang: State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University
Yong Peng: Key Laboratory of Magnetism and Magnetic Materials of the Ministry of Education, School of Physical Science and Technology and Electron Microscopy Centre of Lanzhou University, Lanzhou University
Gang Liu: State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University
Yanjun Li: Department of Materials Science and Engineering, Norwegian University of Science and Technology
Hans J. Roven: Department of Materials Science and Engineering, Norwegian University of Science and Technology
Jun Sun: State Key Laboratory for Mechanical Behavior of Materials, School of Materials Science and Engineering, Xi’an Jiaotong University

DOI: https://doi.org/10.1038/s41467-022-31222-6
Journal volume & issue: Vol. 13, no. 1
pp. 1 – 11

Abstract

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Low-temperature decomposition and insufficient plastic deformability are bottlenecks that limit the practical applications of nanograined Al alloys. Here the authors utilize a high density vacancies in combination with Sc microalloying to stabilize nanograined Al-Cu alloys.

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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