%0 Journal Article %J Physical Chemistry Chemical Physics %D 2014 %T Hydrophobic dipeptide crystals: A promising Ag-free class of ultramicroporous materials showing argon/oxygen adsorption selectivity %A Afonso, R. %A Mendes, A. %A Gales, L. %B Physical Chemistry Chemical Physics %V 16 %P 19386 - 19393 %8 2014 %G eng %U http://www.scopus.com/inward/record.url?eid=2-s2.0-84906536100&partnerID=40&md5=d640bb61d2f150f8d990b8c8f0d2f6e3 %N 36