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Remarkable acid strength of ammonium ions in zeolites: FTIR study of low-temperature CO adsorption on NH4FER†
Danio Perra,Nikola Drenchev,Kristina Chakarova,Maria Giorgia Cutrufello,Konstantin Hadjiivanov
RSC Advances Pub Date : 10/24/2014 00:00:00 , DOI:10.1039/C4RA12504E
Abstract

FTIR spectra of CO adsorbed at 100 K reveal remarkable acid strength of the free NH groups of tridentate ammonium ions in NH4FER zeolite.

Graphical abstract: Remarkable acid strength of ammonium ions in zeolites: FTIR study of low-temperature CO adsorption on NH4FER
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