Bulk ultrafine grained/nanocrystalline metals via slow cooling

Chezheng Cao; Gongcheng Yao; Lin Jiang; Maximilian Sokoluk; Xin Wang; Jim Ciston; Abdolreza Javadi; Zeyi Guan; Igor De Rosa; Weiguo Xie; Enrique J. Lavernia; Julie M. Schoenung; Xiaochun Li

doi:10.1126/sciadv.aaw2398

Research ArticleMATERIALS SCIENCE

Bulk ultrafine grained/nanocrystalline metals via slow cooling

Chezheng Cao¹,²,
Gongcheng Yao¹,²,
Lin Jiang³,⁴,
Maximilian Sokoluk²,
Xin Wang³,
Jim Ciston ⁵,
Abdolreza Javadi²,
Zeyi Guan²,
Igor De Rosa¹,
Weiguo Xie⁶,
Enrique J. Lavernia³,
Julie M. Schoenung ³ and
Xiaochun Li ¹,²,*

¹Department of Materials Science and Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.
²Department of Mechanical and Aerospace Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.
³Department of Materials Science and Engineering, University of California, Irvine, Irvine, CA 96297, USA.
⁴Materials & Structural Analysis, Thermo Fisher Scientific, Hillsboro, OR 97124, USA.
⁵National Center for Electron Microscopy, Molecular Foundry, Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USA.
⁶Camborne School of Mines, University of Exeter, Penryn Campus, Penryn, Cornwall TR10 9FE, UK.

↵*Corresponding author. Email: xcli{at}seas.ucla.edu

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Science Advances 23 Aug 2019:
Vol. 5, no. 8, eaaw2398
DOI: 10.1126/sciadv.aaw2398

Chezheng Cao

1Department of Materials Science and Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

2Department of Mechanical and Aerospace Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

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Gongcheng Yao

1Department of Materials Science and Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

2Department of Mechanical and Aerospace Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

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Lin Jiang

3Department of Materials Science and Engineering, University of California, Irvine, Irvine, CA 96297, USA.

4Materials & Structural Analysis, Thermo Fisher Scientific, Hillsboro, OR 97124, USA.

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Maximilian Sokoluk

2Department of Mechanical and Aerospace Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

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Xin Wang

3Department of Materials Science and Engineering, University of California, Irvine, Irvine, CA 96297, USA.

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Jim Ciston

5National Center for Electron Microscopy, Molecular Foundry, Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USA.

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Abdolreza Javadi

2Department of Mechanical and Aerospace Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

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Zeyi Guan

2Department of Mechanical and Aerospace Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

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Igor De Rosa

1Department of Materials Science and Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

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Weiguo Xie

6Camborne School of Mines, University of Exeter, Penryn Campus, Penryn, Cornwall TR10 9FE, UK.

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Enrique J. Lavernia

3Department of Materials Science and Engineering, University of California, Irvine, Irvine, CA 96297, USA.

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Julie M. Schoenung

3Department of Materials Science and Engineering, University of California, Irvine, Irvine, CA 96297, USA.

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Xiaochun Li

1Department of Materials Science and Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

2Department of Mechanical and Aerospace Engineering, University of California, Los Angeles, Los Angeles, CA 90095, USA.

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For correspondence: xcli@seas.ucla.edu

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