All data created during this study is available free of charge from the University of Bath data archive [61] 61. Nearchou, A.; Cornelius, M.U.; Skelton, J.M. Dataset for “Intrinsic flexibility of the EMT zeolite framework under pressure”. University of Bath Research Data Archive. Available online: https://researchdata.bath.ac.uk/ (accessed on 31 January 2019).