Although occupation of dodecahedral cages by TBAB had not been previously reported, it was found that utilizing dodecahedral cages allows for higher packing density of TBAB. The results were shared in ...
This is the tetragonal crystal structure of NaFe2As2, courtesy of Alexander Goncharov. Sodium (Na) is represented by the black balls, iron (Fe) by the red balls, and arsenic (As) by the yellow balls.