ZEOMICS - Zeolite Pore Characterization Web Tool

View Structure: NPT (Oxonitridophosphate-2)

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Number of topological features per unit cell.
AtomsPortalsChannelsCages JunctionsConnections
864464 640402001672
Pore size distribution.
% Pore Volume in Features Total Pore Volume
Channel Diameter (Å) Cage Diameter (Å)  
cm3
g
% of Total
Volume
< 44–6> 6 < 66–8> 8 
18 5  40 37  0.52471
Accessible volume and surface area as a function of molecule size.
Volume (cm3/g) Surface Area (m2/g)
Characteristic Molecule Diam. (Å)  Characteristic Molecule Diam. (Å)
2468  2468
0.5240.237  3180945
Pore characterization quantities.
Largest Cavity
Diameter (Å)
Pore Limiting
Diameter (Å)
10.94.2
Unit cell parameters.
Space
Group
  Cell Lengths (Å) Cell Angles (deg.)
 abc αβγ
226 27.7327.7327.73  90.090.090.0
International Tables for Crystallography A (2006).
Coordination sequences.
T-atom NameCoordination Sequence (to Shell 10)
T1481732467195129166199
T2491832507095128166212

Citation: Baerlocher, C. and McCusker, L. Database of Zeolite Structures. http://www.iza-structure.org/databases/, 2013. Accessed on April 23, 2013. Framework Type NPT (Material: Oxonitridophosphate-2)

Note: An oxygen radius of 1 Å is used throughout.

Citing ZEOMICS

Please acknowledge use of characterization results from ZEOMICS using the following citation:

First, E. L., Gounaris, C. E., Wei, J., and Floudas, C. A. Computational characterization of zeolite porous networks: an automated approach. Physical Chemistry Chemical Physics, 13(38):17339–17358, 2011.