Designing sites in heterogeneous catalysis: are we reaching selectivities competitive with those of homogeneous catalysts?
F Zaera - Chemical Reviews, 2022 - ACS Publications
A critical review of different prominent nanotechnologies adapted to catalysis is provided,
with focus on how they contribute to the improvement of selectivity in heterogeneous …
with focus on how they contribute to the improvement of selectivity in heterogeneous …
Probing zeolites by vibrational spectroscopies
This review addresses the most relevant aspects of vibrational spectroscopies (IR, Raman
and INS) applied to zeolites and zeotype materials. Surface Brønsted and Lewis acidity and …
and INS) applied to zeolites and zeotype materials. Surface Brønsted and Lewis acidity and …
Aromatics production via methanol-mediated transformation routes
The methanol-to-aromatics (MTA) process is regarded as a promising route to produce
aromatic commodities through non-petroleum carbon resources, such as biomass, waste …
aromatic commodities through non-petroleum carbon resources, such as biomass, waste …
Influence of preparation method on the performance of Zn-containing HZSM-5 catalysts in methanol-to-aromatics
X Niu, J Gao, Q Miao, M Dong, G Wang, W Fan… - Microporous and …, 2014 - Elsevier
Abstract Zn-containing HZSM-5 zeolites (Zn/ZSM-5) were prepared by four methods
including impregnation (IM), ion exchange (IE), physical mixing with ZnO (PM), and direct …
including impregnation (IM), ion exchange (IE), physical mixing with ZnO (PM), and direct …
Hydroamination: direct addition of amines to alkenes and alkynes
Nitrogen-containing compounds, such as amines, enamines, and imines, are valuable and
commercially important bulk chemicals, specialty chemicals, and pharmaceuticals. 1 Among …
commercially important bulk chemicals, specialty chemicals, and pharmaceuticals. 1 Among …
Titration and quantification of open and closed Lewis acid sites in Sn-Beta zeolites that catalyze glucose isomerization
Methods to quantify framework Lewis acidic Sn 4+ sites in zeolite Beta (Sn-Beta) with four
Lewis base titrants (pyridine, deuterated acetonitrile, n-propylamine, ammonia) were …
Lewis base titrants (pyridine, deuterated acetonitrile, n-propylamine, ammonia) were …
Identification and characterization of surface hydroxyl groups by infrared spectroscopy
K Hadjiivanov - Advances in Catalysis, 2014 - Elsevier
Surface hydroxyl groups are active centers in many catalytic reactions and can play an
important role during catalyst preparation. In this chapter, the application of infrared …
important role during catalyst preparation. In this chapter, the application of infrared …
Comprehensive IR study on acid/base properties of metal oxides
Acid/base properties (type, strength, number) of a wide range of metal oxides were studied
by IR (infra-red) spectroscopy. Ammonia, pyridine and CD3CN were used as probe …
by IR (infra-red) spectroscopy. Ammonia, pyridine and CD3CN were used as probe …
Different Efficiency of Zn2+ and ZnO Species for Methane Activation on Zn-Modified Zeolite
AA Gabrienko, SS Arzumanov, AV Toktarev… - ACS …, 2017 - ACS Publications
Understanding methane activation pathways on Zn-modified high-silica zeolites (ZSM-5,
BEA) is of particular importance because of the possibility of methane involvement in …
BEA) is of particular importance because of the possibility of methane involvement in …
Catalytic conversion of ethane to valuable products through non-oxidative dehydrogenation and dehydroaromatization
Chemical utilization of ethane to produce valuable chemicals has become especially
attractive since the expanded utilization of shale gas in the United States and associated …
attractive since the expanded utilization of shale gas in the United States and associated …