Database of Disordered Zeolite Structures
 
Intergrowth Family IM-18
Reference Material
  Material Name: IM-18  
 
  Chemical Formula: |(DMAP)0.74F0.59| [Si9.14Ge2.86O24]
DMAP = C7H10N2 = 4-dimethylaminopyridine
= N,N-dimethylpyridin-4-amine
SMILES: CN(C)C1=CC=NC=C1   Images:  stick or 3D
 
 
  Type of Disorder: 2-dimensional
disorder in (1) the connecting layer and (2) the stacking of the connecting layers
 
 
  Description of Material Refinement shows that the two d4r unit positions are equally occupied  
 
  References

    Cichocka, M.O., Lorgouilloux, Y., Smeets, S., Su, J., Wan, W., Caullet, P., Bats, N., McCusker, L.B., Paillaud, J.L. and Zou, X.D.
   "Multidimensional disorder in zeolite IM-18 revealed by combining transmission electron microscopy and X-ray powder diffraction analyses"
  Crystal Growth Des., 18, 2441-2451 (2018)