Fracture Toughness of Graphene
P. Zhang, L. Ma, F. Fan, C. Peng, P.E. Loya, Z. Liu, Y. Gong, J. Zhang, X. Zhang, P.M. Ajayan, T. Zhu, and J. Lou
Nature Communications, Vol. 5, article number 3782, 2014. DOI: 10.1038/ncomms4782
http://www.nature.com/ncomms/2014/140429/ncomms4782/full/ncomms4782.html