Research Article
Dealuminated Beta Zeolite Modified by Alkaline Earth Metals
Figure 4
FTIR spectra of HAlBeta, DeAlBeta, Mg2.0DeAlBeta, Sr2.0DeAlBeta, and Ca2.0DeAlBeta samples in the (a) framework vibration region and (b) vibrational range of OH groups.
| (a) |
| (b) |