D. Freude

Nuclear magnetic resonance studies on the acidity of zeolites and related catalysts

Harry Pfeifer, D. Freude, Michael Hunger · Zeolites · 1985 · 215 citations

Materials Science, Chemical Engineering, Engineering +8

Magic-angle spinning nuclear magnetic resonance studies of water molecules adsorbed on Brønsted- and Lewis-acid sites in zeolites and amorphous silica–aluminas

Michael Hunger, D. Freude, Harry Pfeifer · Journal of the Chemical Society Faraday Transactions · 1991 · 193 citations

Engineering, Nmr Line, Magnetic Resonance +17

NMR intensity measurements of half-integer quadrupole nuclei

D. Fenzke, D. Freude, Thomas Fröhlich et al. · Chemical Physics Letters · 1984 · 192 citations

Nuclear Physics, Physics, Natural Sciences +5

Different Efficiency of Zn²⁺ and ZnO Species for Methane Activation on Zn-Modified Zeolite

Anton A. Gabrienko, Sergei S. Arzumanov, Alexander V. Toktarev et al. · ACS Catalysis · 2017 · 188 citations · Full text

Materials Science, Inorganic Chemistry, Chemical Engineering +13

1H MAS NMR studies on the acidity of zeolites

D. Freude, Michael Hunger, Harry Pfeifer et al. · Chemical Physics Letters · 1986 · 175 citations

Engineering, Magnetic Resonance, Analytical Chemistry +4