Go and read our latest paper on defects in graphene! (Phys. Rev. B)

A. Goft, Y. Abulafia, N. Orion, C. L. Schochet and E. Akkermans, Defects in Graphene : A Topological Description, Phys. Rev. B 108, 054101 (2023), arXiv:2304.08905 (2023)