Database of Zeolite Structures
 

Framework Type PCR
Type Material
  Material Name: IPC-4    
 
Chemical Formula:
 
[Si60O120]-PCR
 
   
Unit Cell:
 
monoclinic

 C 1 m 1 (# 8)
    a = 20.1140Å b = 13.9560Å c = 12.3510Å  
    α = 90.000 ° β = 114.800° γ = 90.000°  
   
Framework density:
 
19.1 T/1000 Å3
 
 
Channels:
 
[001] 10 5.1 x 6.1* <-> [010] 8 3.5 x 4.7*
Dimensionality
  Sorption (molecular cross section > 3.4Å): 2-dimensional
  Topological (pore opening > 6-ring): 2-dimensional
   
References:
    Roth, W.J., Nachtigall, P., Morris, R.E., Wheatley, P.S., Seymour, V.R., Ashbrook, S.E., Chlubna, P., Grajciar, L., Polozij, M., Zukal, A., Shvets, O. and Cejka, J.
   "A family of zeolites with controlled pore size prepared through a top-down method"
   Nature Chemistry, , 628-633 (2013)
 
 
Name and Code derivation:
    Institute of Physical Chemistry (Acad. of Science, Czech Republic) - four
  IPC-4 (four)
  PCR
Limiting Rings
 
10-ring viewed along [001]

8-ring viewed along [010]