NMR Methods for Heterogeneous Catalysis


Abbreviations of pulse sequences, NMR experiments, and other research topics


1. Methods for Investigating Porous Catalysts by Solid-State NMR

- method 1 for the study of the nature and density of Broensted acid sites in the water-free state by 1H MAS NMR

- method 2 for the study of the nature of water in hydrated zeolite catalysts by 1H solid-state NMR

- method 3 for the study of surface species on solid catalysts by 2H solid-state NMR

- method 4 for the characterization of boron-containing catalysts by 11B solid-state NMR

- method 5 for the characterization of carbon in catalysts by 13C solid-state NMR

- method 6 for the characterization of nitrogen-containing adsorbates and reactants on porous catalysts by 14/15N solid-state NMR

- method 7 for the characterization of solid catalysts by 17O solid-state NMR

- method 8 for the characterization of fluorine-containing catalysts by 19F solid-state NMR

- method 9 for the characterization of dehydrated sodium-containing catalysts by 23Na solid-state NMR

- method 10 for the characterization of hydrated aluminum-containing catalysts by 27Al solid-state NMR

- method 11 for the characterization of water-free aluminum-containing catalysts by 27Al solid-state NMR

- method 12 for the characterization of silicon-containing catalysts by 29Si solid-state NMR

- method 13 for the characterization of silicon species at catalyst surfaces by 29Si CPMAS NMR

- method 14 for the characterization of phosphorous-containing catalysts by 31P solid-state NMR

- method 15 for the characterization of vanadium-containing catalysts by 51V solid-state NMR

- method 16 for the characterization of hydrated gallium-containing catalysts by 69/71Ga solid-state NMR

- method 16* for the characterization of molybdenum-containing catalysts by 95Mo solid-state NMR

- method 17 for the characterization of tin-containing catalysts by 119Sn solid-state NMR

- method 17* for the study of the pore systems of solid catalysts by 129Xe NMR

- method 18 for the characterization of cesium-containing catalysts by 133Cs solid-state NMR

- method 19 for the characterization of lanthanum-containing catalysts by 139La solid-state NMR

- method 19* for the characterization of supported platinum nanoparticles by 195Pt solid-state NMR


2. Methods for Determining the Nature, Strength, Density, and Location of Broensted Acid Sites on Solid Catalysts by Probe Molecules

- method 20 for the identification of Broensted acid sites by adsorption of pyridine and 1H MAS NMR

- method 21 for the determination of the density of Broensted acid sites by adsorption of ammonia and 1H MAS NMR

- method 22 for the determination of the strength of Broensted acid sites by adsorption of acetonitrile and 1H MAS NMR

- method 23 for the determination of the strength of Broensted acid sites by adsorption of 13C-2-acetone and 13C CPMAS NMR

- method 24 for the determination of the strength, density, and location of Broensted acid sites by adsorption of trimethylphosphine oxide
  and 31P MAS NMR


3. Methods for Determining the Strength and Density of Lewis Acid Sites on Solid Catalysts by Probe Molecules

- method 25 for the determination of the density of Lewis acid sites by adsorption of ammonia and 1H MAS NMR

- method 26 for the determination of the strength of Lewis acid sites by adsorption of 13C-2-acetone and 13C CPMAS NMR

- method 27 for the determination of the density of Lewis acid sites by adsorption of trimethylphosphine oxide and 31P MAS NMR


4. Method for Determining the Strength of Base Sites on Solid Catalysts by Chemisorption of Methyl Iodide

- method 28 for the determination of the strenght of base acid sites by formation of methoxy groups and 13C MAS NMR


5. Methods for Determining the Density and Spatial Distribution of Noble Metals on Porous Solids by Probe Molecules

- method 29 for the determining of the spatial distribution of noble metals on porous solids by complex formation with
  triphenylphosphine and 31P MAS NMR

- method 30 for the determining of the spatial distribution of noble metals on porous solids by complex formation with
  tris(methoxyphenyl)phosphine and 31P MAS NMR


6. Methods for In Situ Solid-State NMR Investigations in the Research Field of Heterogeneous Catalysis

- method 31 for in situ solid-state NMR studies of heterogeneously catalyzed reactions under batch conditions

- method 32 for in situ solid-state NMR studies of heterogeneously catalyzed reactions under semi-batch conditions

- method 33 for in situ solid-state NMR studies of heterogeneously catalyzed reactions under stopped-flow conditions

- method 34 for combined in situ solid-state NMR and UV/Vis studies of heterogeneously catalyzed reactions under pulsed-flow conditions

- method 35 for in situ solid-state NMR studies of the response of framework atoms in catalysts on adsorption of molecules under continuous flow conditions

- method 36 for combined in situ solid-state NMR and on-line GC studies of heterogeneously catalyzed reactions under continuous flow conditions

- method 37 for combined in situ solid-state NMR, UV/Vis, and on-line GC studies of heterogeneously catalyzed reactions under continuous flow conditions

- method 38 for in situ solid-state NMR studies of parahydrogen-induced polarization on noble metal-loaded catalysts under continuous flow conditions



Michael Hunger / Stuttgart, Germany
home