View Structure: MFI (ZSM-5)

Number of topological features per unit cell.
Atoms	Portals	Channels	Cages	Junctions	Connections
288	64	81	12	65	141

Pore size distribution.

% Pore Volume in Features

Total Pore Volume

Channel Diameter (Å)

Cage Diameter (Å)

cm³

% of Total
Volume

< 4

4–6

> 6

< 6

6–8

> 8

–

0.242

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)
2	4	6	8	2	4	6	8
0.218	0.192	–	–	1508	1007	–	–

Pore characterization quantities.
Largest Cavity Diameter (Å)	Pore Limiting Diameter (Å)
7.0	5.0

Unit cell parameters.
Space Group^†	Cell Lengths (Å)			Cell Angles (deg.)
Space Group^†	a	b	c	α	β	γ
62	20.09	19.74	13.14	90.0	90.0	90.0
† International Tables for Crystallography A (2006).

Coordination sequences.
T-atom Name	Coordination Sequence (to Shell 10)
T1	4	12	22	41	61	88	125	159	198	250
T2	4	12	22	39	64	91	117	158	209	247
T3	4	12	23	37	62	91	120	157	206	250
T4	4	12	21	36	61	90	122	159	196	251
T5	4	12	24	38	63	93	123	157	206	247
T6	4	12	22	40	61	88	124	156	197	253
T7	4	12	24	38	56	90	132	164	193	241
T8	4	12	21	37	63	90	121	155	201	253
T9	4	11	23	39	62	93	119	153	204	254
T10	4	11	22	36	61	93	120	154	200	255
T11	4	12	22	38	59	92	125	159	202	250
T12	4	12	23	38	59	89	126	161	196	246

Citation: Baerlocher, C. and McCusker, L. Database of Zeolite Structures. http://www.iza-structure.org/databases/, 2013. Accessed on April 23, 2013. Framework Type MFI (Material: ZSM-5)

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.