Published in
Royal Society of Chemistry, New Journal of Chemistry, 34(47), p. 15907-15921, 2023
DOI: 10.1039/d3nj02514d
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Uncovering the role of Lewis and Brønsted acid sites in perforated SAPO-34 with an enhanced lifetime in methanol conversion to light olefins
Journal article published in 2023 by
Mohammad Ghavipour 
,
Tiago J. Goncalves ,
Ralph Al Hussami ,
Ranjan Roy,
Samira Siahrostami ,
Jan Kopyscinski
,
Tiago J. Goncalves ,
Ralph Al Hussami ,
Ranjan Roy,
Samira Siahrostami ,
Jan Kopyscinski
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Abstract
Perforated SAPO-34 by alkali post-treatment lasts longer in the MTO reaction. However, based on the TGA-TPO, GC-MS, 13C-NMR tests and DFT calculations, alteration in acid sites results in lower light olefins selectivity.