Evaluation of Accessible Acid Sites on Solids by15N NMR Spectroscopy with Di-tert-butylpyridine as Base1

2002 ◽  
Vol 106 (5) ◽  
pp. 928-932 ◽  
Author(s):  
Dan Fǎrcaşiu ◽  
Rodica Leu ◽  
Avelino Corma
Keyword(s):  
Nmr Spectroscopy ◽  
Acid Sites

Brønsted and Lewis Acid Sites in Dealuminated ZSM-12 and β Zeolites Characterized by NH3-STPD, FT-IR, and MAS NMR Spectroscopy

2000 ◽  
Vol 104 (17) ◽  
pp. 4122-4129 ◽  
Author(s):  
Wenmin Zhang ◽  
Panagiotis G. Smirniotis ◽  
M. Gangoda ◽  
Rathindra N. Bose
Keyword(s):  
Nmr Spectroscopy ◽  
Lewis Acid ◽  
Acid Sites ◽  
Mas Nmr ◽  
Lewis Acid Sites ◽  
Ft Ir ◽  
Brønsted And Lewis Acid

scholarly journals Complex H-bonded silanol network in zeolites revealed by IR and NMR spectroscopy combined with DFT calculations

2021 ◽  
Author(s):  
Eddy Dib ◽  
Izabel [email protected] ◽  
Georgi N. Vayssilov ◽  
Hristiyan A Aleksandrov ◽  
Svetlana Mintova
Keyword(s):  
Nmr Spectroscopy ◽  
Dft Calculations ◽  
Acid Sites ◽  
Ir And Nmr Spectroscopy

The amount and location of acid sites (strong Brønsted and weak silanols) in zeolites are crucial for their applications. In this work we revealed the enigma of the complex H-bonded...

Acid sites in mesoporous Al-SBA-15 material as revealed by solid-state NMR spectroscopy

2006 ◽  
Vol 92 (1-3) ◽  
pp. 22-30 ◽  
Author(s):  
Wei Hu ◽  
Qing Luo ◽  
Yongchao Su ◽  
Lei Chen ◽  
Yong Yue ◽  
...  
Keyword(s):  
Solid State ◽  
Nmr Spectroscopy ◽  
Solid State Nmr ◽  
Acid Sites ◽  
Solid State Nmr Spectroscopy
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