Database of Zeolite Structures
 

Framework Type TUN
Reference Material
  Material Name: TNU-9    
 
Chemical Formula:
 
|H9.3 | [Al9.3Si182.7O384]-TUN
 
   
Unit Cell:
 
monoclinic

 C 1 2/m 1 (# 12)
    a' = 28.2219 Å b' = 20.0123 Å c' = 19.4926 Å  
    α' = 90.000° β' = 92.330° γ' = 90.000°  
   
Framework Density:
 
17.5 T/1000 Å3
 
 
Channels:
 
{[010] {10 5.5 x 6.0 + 10 5.2 x 6.0} <-> [10-1]  10 5.4 x 5.5 }***
Dimensionality
  Sorption (molecular cross section > 3.4Å): 3-dimensional
  Topological (pore opening > 6-ring): 3-dimensional
    Note:
There are 2 different 10-ring channels along [010]
   
References:
  Gramm, F., Baerlocher, Ch., McCusker, L.B., Warrender, S.J., Wright, P.A., Han, B., Hong, S.B., Liu, Z., Ohsuna, T. and Terasaki, O.
  "Complex zeolite structure solved by combining powder diffraction and electron microscopy"
Nature, 444, 79-81 (2006)
 
 
Name and Code derivation:
    Taejon National University - nine
  TNU-9 (nine)
  TUN
Limiting Rings
 
10-ring viewed along [010]

2nd 10-ring viewed along [010]

10-ring viewed along [10-1]