Database of Zeolite Structures
 

Framework Type -IFU
Reference Material
  Material Name: ITQ-54    
 
Chemical Formula:		  
[Si62.7Ge65.3O252(OH)8]--IFU		  
   
Unit Cell: 		 
orthorhombic
 I m m m (# 71)
    a' = 27.1592 Å b' = 25.8461 Å c' = 16.3764 Å  
    α' = 90.000° β' = 90.000° γ' = 90.000°  
   
Framework Density: 		 
11.1 T/1000 Å3
 
  
Channels: 		 
[001] 20 5.4 x 10.6* <-> [010] 14 5.3 x 9.8* <-> [001] 12 6.8 x 7.1*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 3-dimensional
  Topological (pore opening > 6-ring): 3-dimensional
   
References:
  Jiang, J., Yun, Y., Zou, X..D., Jorda, J. L. and Corma, A.
  "ITQ-54: a multi-dimensional extra-large pore zeolite with 20 x 14 x 12-ring channels"
Chem. Sci, 6, 480-485 (2015)
 
  
Name and Code derivation:
    Instituto de Tecnologia Quimica Valencia - fifty-four
  ITQ-54 (fifty-four)
  -IFU
Limiting Rings
 
20-ring viewed along [001]

14-ring viewed along [010]

12-ring viewed along [100]

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