Enhanced noble gas adsorption in Ag@MOF-74Ni.

Chem Commun (Camb)

Fundamental and Computational Directorate, Pacific Northwest National Laboratory, Richland, WA 99352, USA.

Published: January 2014

Various amounts of Ag nanoparticles were successfully deposited in porous MOF-74Ni (or Ni/DOBDC) by an auto-reduction method. An optimized silver-loaded MOF-74Ni was shown to have an improved Xe adsorption capacity (15% more) at STP compared to the MOF without silver nanoparticles. The silver-loaded sample also has a higher Xe/Kr selectivity. These results are explained by the stronger interactions between polarizable Xe molecules and the well-dispersed Ag nanoparticles.

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http://dx.doi.org/10.1039/c3cc47777kDOI Listing

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