Database of Zeolite Structures
 
Framework Type AET
31P MAS NMR spectrum of hydrated AlPO-8 at 403 K (formed by heating VPI-5, followed by hydration)


Note: Toggle plots by clicking on the legend


Peak
Q-type
Chemical Shift
Relative
Peak Width
Peak Shape
Label
(ppm)
Peak Area
(ppm)
(x)L (1-x)G
A
Q4(4Al)
-33.44
2.000
2.76
0.338
B
Q4(4Al)
-31.32
1.000
2.76
0.338
C
Q4(4Al)
-28.90
2.000
2.76
0.338
D
Q4(4Al)
-28.80
2.000
2.76
0.338
E
Q4(4Al)
-28.70
2.000
2.76
0.338



References
Spectrum

  Authors: Akporiaye, D., Stocker, M.
  Title: In situ variable-temperature solid-state NMR study of VPI-5 and AlPO4-8 at different degrees of transformation
  Reference: Microporous Mater., 1, 423-430 (1993)
DOI: 10.1016/0927-6513(93)80037-U
  Figure: Figure 4  

Digitization and Modeling of Spectrum

  To reference this collection of solid-state NMR spectra, we suggest:
  Authors: Brouwer, D.H. and White, A.L.
  Title: A comprehensive collection of solid-state 31P NMR spectra of aluminophosphate zeolites.
  Reference: Microporous Mesoporous Mat., 337, 111934 (2022)
DOI: 10.1016/j.micromeso.2022.111934
Spectrum information

  Obs. freq. 121.421 MHz (Field = 7 Tesla)
  Pulse sequence single pulse
  MAS frequency 4.6-5 kHz
  Spectrum Digitized and processed by Brouwer Lab, Redeemer University
  Data processing Spectrum digitized with WebPlotDigitizer and deconvoluted with Mathematica notebook
 
  CommentNo corresponding crystal structure is available

Chemical Formula

  [Al - P - O]-AET

Downloads

  Download digitized spectrum in JCAMP-DX format
(This file includes also the data listed on this page)
  Download all lines from the above plot in .csv format
(This file contains only the plotted data)