List of Articles Vacancy defect Open Access Article Abstract Page Full-Text 1 - Investigation of Vibrational Behavior of Perfect and Defective Carbon Nanotubes Using Non–Linear Mass–Spring Model A.A Shariati A.R Golkarian M Jabbarzadeh 20.1001.1.20083505.2014.6.3.2.0 Open Access Article Abstract Page Full-Text 2 - Influence of the Vacancies on the Buckling Behavior of a Single–Layered Graphene Nanosheet S.M.H Farrash M Shariati J Rezaeepazhand 20.1001.1.20083505.2017.9.3.7.6