Royal Society of Chemistry, Chemical Communications, 7(52), p. 1494-1497, 2016
DOI: 10.1039/c5cc08677a
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FTIR spectra of 12CO2 and 12CO2 + 13CO2 mixtures adsorbed on MIL-53(Al) reveal the formation of highly symmetric dimeric (CO2)2 species connected to two structural OH groups.