Database of Zeolite Structures
 

Framework Type NES
Reference Material
  Material Name: NU-87    
 
Chemical Formula:		  
|H8 (H2O)x|1/2 [Al8Si128O272]1/2-NES		  
   
Unit Cell: 		 
monoclinic
 P 1 21/c 1 (# 14)
    a' = 14.3240 Å b' = 22.3760 Å c' = 25.0920 Å  
    α' = 90.000° β' = 151.510° γ' = 90.000°  
   
Framework Density: 		 
17.7 T/1000 Å3
 
  
Channels: 		 
[100] 10 4.8 x 5.7**
Dimensionality
  Sorption (molecular cross section > 3.4Å): 2-dimensional
  Topological (pore opening > 6-ring): 2-dimensional
   
References:
  Shannon, M.D., Casci, J.L., Cox, P.A. and Andrews, S.J.
  "Structure of the 2-Dimensional Medium-Pore High-Silica Zeolite NU-87"
Nature, 353, 417-420 (1991)
 
  
Name and Code derivation:
    New (ICI) - eighty-seven
  NU-87 (eighty-seven)
  NES
Limiting Rings
 
10-ring along [100]


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