Detection of the inhomogeneity of Bronsted acidity in H-mordenite and H-P zeolites: a comparative NMR study using trimethylphosphine and trimethylphosphine oxide as P-31 NMR probes

Please use this identifier to cite or link to this item: http://ir.lib.ncu.edu.tw/handle/987654321/34602

Title:	Detection of the inhomogeneity of Bronsted acidity in H-mordenite and H-P zeolites: a comparative NMR study using trimethylphosphine and trimethylphosphine oxide as P-31 NMR probes
Authors:	Kao,HM;Yu,CY;Yeh,MC
Contributors:	化學研究所
Keywords:	SOLID-STATE NMR;TEMPERATURE-PROGRAMMED DESORPTION;H-1/AL-27 TRAPDOR NMR;MAS NMR;MOLECULE TRIMETHYLPHOSPHINE;BETA-ZEOLITE;SPECTROSCOPY;SITES;ALUMINUM;ZSM-12
Date:	2002
Issue Date:	2010-07-07 12:08:22 (UTC+8)
Publisher:	中央大學
Abstract:	The Bronsted acidity of H-mordenite (H-MOR) and H-beta with similar Si/Al ratios has been characterized by conventional multinuclear solid-state NMR. H-1/Al-27 TRAPDOR NMR showed the presence of at least two different types of Bronsted acid sites in H-bet
Relation:	MICROPOROUS AND MESOPOROUS MATERIALS
Appears in Collections:	[Graduate Institute of Chemistry] journal & Dissertation

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