G. Engelhardt

发表

Structural studies of silicates by solid-state high-resolution silicon-29 NMR

É. Lippmaa, A. Grimmer, M. Maegi, 1980 .

Investigation of the structure of zeolites by solid-state high-resolution silicon-29 NMR spectroscopy

É. Lippmaa, M. Maegi, A. Samoson, 1981 .

Silver Hydro Sodalite [Ag3(H2O)4]2[Al3Si3O12]2: Synthesis and Structure Determination by Combination of X-ray Rietveld Refinement, Thermogravimetry, FT-IR, and1H-MAS NMR Spectroscopy

H. Mändar, P. Behrens, G. Engelhardt, 2001 .

Ag 3 ( H 2 O ) 4 ] 2 [ Al 3 Si 3 O 12 ] 2 : Synthesis and Structure Determination by Combination of X-ray Rietveld Refinement , Thermogravimetry , FTIR , and 1 HMAS NMR Spectroscopy

H. Mändar, P. Behrens, G. Engelhardt, 2022 .

High resolution 29Si n.m.r. of dealuminated Y-zeolites 1. The dependence of the extent of dealumination on the degree of ammonium exchange and the temperature and water vapour pressure of the thermochemical treatment

É. Lippmaa, G. Engelhardt, M. Mägi, 1983 .

Solid-state high-resolution silicon-29 chemical shifts in silicates

É. Lippmaa, A. Grimmer, A. Samoson, 1984 .

Solid-state high resolution NMR spectroscopy of spin 1/2 nuclei (carbon-13, silicon-29, tin-119) in organic compounds

É. Lippmaa, G. Engelhardt, T. Pehk, 1978 .

23Na NMR Spectroscopy of Solids: Interpretation of Quadrupole Interaction Parameters and Chemical Shifts

A. Kentgens, J. Sauer, G. Engelhardt, 1994 .

SOLID-STATE HIGH RESOLUTION NMR SPECTROSCOPY OF SPIN 1 2 NUCLEI (CARBON-13, SILICON-29, TIN-119) IN ORGANIC COMPOUNDS

É. Lippmaa, G. Engelhardt, T. Pehk, 1978 .

The hydrosodalite system Na6+x[SiAlO4]6(OH)x.cntdot.nH2O: formation, phase composition, and de- and rehydration studied by 1H, 23Na, and 29Si MAS-NMR spectroscopy in tandem with thermal analysis, x-ray diffraction, and IR spectroscopy

P. Sieger, G. Engelhardt, J. Felsche, 1992 .

Orientational disorder of the hydrogen dihydroxide anion, (O2H3-) in sodium hydroxosodalite dihydrate (Na8[Al6Si6O24](OH)2.cntdot.2H2O): single-crystal x-ray and powder neutron diffraction and MAS NMR and FT IR spectroscopy

P. Fischer, P. Sieger, G. Engelhardt, 1992 .

Correlation of SiOT (T = Si OR Al) angles and 29Si NMR chemical shifts in silicates and aluminosilicates. Interpretation by semi-empirical quantum-chemical considerations

G. Engelhardt, R. Radeglia, 1985 .

A semi-empirical quantum-chemical rationalization of the correlation between SiOSi angles and 29Si NMR chemical shifts of silica polymorphs and framework aluminosilicates (zeolites)

G. Engelhardt, R. Radeglia, 1984 .

Investigation of the structure of zeolites by solid-state high-resolution silicon-29 NMR spectroscopy

É. Lippmaa, M. Maegi, A. Samoson, 1981 .

Quantitative high-resolution 27Al NMR: tetrahedral non-framework aluminium in hydrothermally treated zeolites

É. Lippmaa, A. Samoson, G. Engelhardt, 1987 .

Surface composition of dealuminated Y zeolites studied by X-ray photoelectron spectroscopy

G. Engelhardt, T. Gross, U. Lohse, 1984 .

High-resolution solid-state 29Si and 27Al n.m.r. of aluminosilicate intermediates in zeolite A synthesis

É. Lippmaa, G. Engelhardt, M. Mägi, 1983 .

High resolution 29Si n.m.r. of dealuminated and ultrastable Y-zeolites

É. Lippmaa, A. Samoson, G. Engelhardt, 1982 .

Adsorption of n-hexane on H—Y and on deep bed treated dealuminated Y zeolites

G. Engelhardt, U. Lohse, V. Patzelova, 1984 .

High-resolution solid-state 29Si and 27Al n.m.r. of aluminosilicate intermediates in the synthesis of zeolite A. Part II

É. Lippmaa, G. Engelhardt, M. Mägi, 1985 .

500 MHz 1H-MAS n.m.r. studies of dealuminated HZSM-5 zeolites

É. Lippmaa, G. Engelhardt, H. Jerschkewitz, 1987 .