Experimentally measuring weak fracture toughness anisotropy in graphene

Shizhe Feng; Ke Cao; Yue Gao; Ying Han; Zhanli Liu; Yang Lu; Zhiping Xu

doi:10.1038/s43246-022-00252-4

Communications Materials (May 2022)

Experimentally measuring weak fracture toughness anisotropy in graphene

Shizhe Feng,
Ke Cao,
Yue Gao,
Ying Han,
Zhanli Liu,
Yang Lu,
Zhiping Xu

Affiliations

Shizhe Feng: Applied Mechanics Laboratory, Department of Engineering Mechanics, Tsinghua University
Ke Cao: School of Mechano-Electronic Engineering, Xidian University
Yue Gao: Applied Mechanics Laboratory, Department of Engineering Mechanics, Tsinghua University
Ying Han: Department of Mechanical Engineering, City University of Hong Kong
Zhanli Liu: Applied Mechanics Laboratory, Department of Engineering Mechanics, Tsinghua University
Yang Lu: Department of Mechanical Engineering, City University of Hong Kong
Zhiping Xu: Applied Mechanics Laboratory, Department of Engineering Mechanics, Tsinghua University

DOI: https://doi.org/10.1038/s43246-022-00252-4
Journal volume & issue: Vol. 3, no. 1
pp. 1 – 8

Abstract

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Graphene is known to display a number of attractive mechanical properties. Here, anisotropy in the fracture toughness of graphene is investigated by in-situ mechanical testing, revealing weak anisotropy between armchair and zigzag directions.

Published in Communications Materials

ISSN: 2662-4443 (Online)
Publisher: Nature Portfolio
Country of publisher: United States
LCC subjects: Technology: Electrical engineering. Electronics. Nuclear engineering: Materials of engineering and construction. Mechanics of materials
Website: https://www.nature.com/commsmat/

About the journal