TY - JOUR T1 - Hydrophobic dipeptide crystals: A promising Ag-free class of ultramicroporous materials showing argon/oxygen adsorption selectivity JF - Physical Chemistry Chemical Physics Y1 - 2014 A1 - Afonso, R. A1 - Mendes, A. A1 - Gales, L. VL - 16 UR - http://www.scopus.com/inward/record.url?eid=2-s2.0-84906536100&partnerID=40&md5=d640bb61d2f150f8d990b8c8f0d2f6e3 IS - 36 ER -