@Article{Mohamed2013, author ="Mohamed, Mona H. and Elsaidi, Sameh K. and Pham, Tony and Forrest, Katherine A. and Tudor, Brant and Wojtas, Lukasz and Space, Brian and Zaworotko, Michael J.", title ="Pillar substitution modulates CO2 affinity in {"}mmo{"} topology networks", journal ="Chem. Commun.", year ="2013", volume ="49", issue ="84", pages ="9809-9811", publisher ="The Royal Society of Chemistry", doi ="10.1039/C3CC44745F", url ="http://dx.doi.org/10.1039/C3CC44745F", abstract ="The use of WO42- instead of CrO42- or MoO42- as an angular pillar in mmo topology nets has afforded two isostructural porous nets of formula [M(bpe)2WO4] (M = Co or Ni{,} bpe = 1{,}2-(4-pyridyl)ethene). The Ni variant{,} WOFOUR-1-Ni{,} is highly selective towards CO2 thanks to its exceptionally high isosteric heat of adsorption (Qst) of -65.5 kJ mol-1 at zero loading."}