Strong stress-composition coupling in lithium alloy nanoparticles

Hyeon Kook Seo; Jae Yeol Park; Joon Ha Chang; Kyun Sung Dae; Myoung-Sub Noh; Sung-Soo Kim; Chong-Yun Kang; Kejie Zhao; Sangtae Kim; Jong Min Yuk

doi:10.1038/s41467-019-11361-z

Nature Communications (Jul 2019)

Strong stress-composition coupling in lithium alloy nanoparticles

Hyeon Kook Seo,
Jae Yeol Park,
Joon Ha Chang,
Kyun Sung Dae,
Myoung-Sub Noh,
Sung-Soo Kim,
Chong-Yun Kang,
Kejie Zhao,
Sangtae Kim,
Jong Min Yuk

Affiliations

Hyeon Kook Seo: Department of Materials Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST)
Jae Yeol Park: Department of Materials Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST)
Joon Ha Chang: Department of Materials Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST)
Kyun Sung Dae: Department of Materials Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST)
Myoung-Sub Noh: KU-KIST Graduate School of Converging Science and Technology, Korea University
Sung-Soo Kim: Graduate School of Energy Science and Technology, Chungnam National University
Chong-Yun Kang: KU-KIST Graduate School of Converging Science and Technology, Korea University
Kejie Zhao: School of Mechanical Engineering, Purdue University
Sangtae Kim: Center for Electronic Materials, Korea Institute of Science and Technology (KIST)
Jong Min Yuk: Department of Materials Science and Engineering, Korea Advanced Institute of Science and Technology (KAIST)

DOI: https://doi.org/10.1038/s41467-019-11361-z
Journal volume & issue: Vol. 10, no. 1
pp. 1 – 8

Abstract

Read online

Electrochemical reactions can generate stresses that detrimentally affect battery electrodes. Here, the authors directly image the lithiation of core-shell tin-based nanoparticles and show that lithium can be redistributed by applying stress and change the nanoparticle composition.

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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