H. Pfeifer

发表

Principles of Nuclear Magnetic Resonance Microscopy

H. Pfeifer, 1992 .

Magic-angle-spinning NMR studies of acid sites in zeolite H-ZSM-5

H. Pfeifer, M. Hunger, D. Freude, 1991 .

Intracrystalline self-diffusion of water and short-chain-length paraffins in A-type zeolites

M. Rosemann, H. Pfeifer, J. Kärger, 1989 .

Comparative QENS and PFG NMR diffusion studies of water in zeolite NaCaA

H. Pfeifer, F. Stallmach, J. Kärger, 2002 .

Pfeifer, Harry: Leipzig, Summer 1951

H. Pfeifer, 2007 .

Microdynamics of Guest Molecules in Zeolites Studied by Quasielastic Neutron Scattering and Nmr Pulsed Field Gradient Technique

H. Pfeifer, J. Caro, J. Kärger, 1991 .

Absorption and mobility of molecules of water and organic substances in carbon adsorbents. Communication 2. Study of mobility of molecules of methanol on activated carbons differing in micropore structure, by means of pulse gradient NMR

H. Pfeifer, A. M. Voloshchuk, M. Dubinin, 1985 .

NMR Spectroscopic Techniques for Determining Acidity and Basicity

H. Pfeifer, E. Brunner, 2007 .

Variable-temperature 13C magic-angle spinning nuclear magnetic resonance investigations on the interaction between Lewis acid sites and carbon monoxide in H-ZSM-5 zeolites

H. Pfeifer, E. Brunner, D. Zscherpel, 1995 .

13C NMR Investigations on the Adsorption of Carbon Monoxide in H-ZSM-5

H. Pfeifer, E. Brunner, D. Zscherpel, 1992 .

High-temperature pulsed field gradient nuclear magnetic resonance self-diffusion measurements of n-alkanes in MFl-type zeolites

H. Pfeifer, J. Kärger, A. K. Nowak, 1992 .

Influence of thermal motion upon the lineshape in magic-angle-spinning experiments

B. C. Gerstein, H. Pfeifer, D. Fenzke, 1992 .

THE INFLUENCE OF HOMONUCLEAR DIPOLAR INTERACTION ON THE RESIDUAL LINEWIDTHS OF MAS NMR SPECTRA

H. Pfeifer, D. Freude, E. Brunner, 1990 .

27Al magic-angle-spinning NMR studies of aluminium nitride ceramics

H. Pfeifer, É. Lippmaa, J. Haase, 1989 .

The structure and motion of water and hydroxyl groups in hydrosodalite

H. Pfeifer, H. Ernst, S. Zhdanov, 1983 .

Nuclear magnetic resonance of water adsorbed in zeolites of faujasite type

H. Pfeifer, 1975 .

Single-file diffusion and reaction in zeolites

H. Pfeifer, S. Ernst, J. Weitkamp, 1992 .

An MD study of methane diffusion in zeolites of structure type LTA

H. Pfeifer, J. Kärger, R. Haberlandt, 1994 .

Microdynamics of methane, ethane and propane in ZSM-5 type zeolites

H. Pfeifer, J. Caro, J. Kärger, 1985 .

Self-diffusion of n-paraffins in NaX zeolite

H. Pfeifer, A. Walter, J. Kärger, 1980 .

Investigation of internal silanol groups as structural defects in ZSM-5-type zeolites

H. Pfeifer, J. Caro, J. Kärger, 1987 .

PFG n.m.r. study of diffusion anisotropy in oriented ZSM-5 type zeolite crystallites

H. Pfeifer, J. Kärger, H. Lück, 1991 .

Selective two-component self-diffusion measurement of adsorbed molecules by pulsed field gradient Fourier transform NMR

H. Pfeifer, J. Kaerger, U. Hong, 1991 .

Measurement of the intracrystalline self-diffusion of xenon in zeolites by the NMR pulsed field gradient technique

H. Pfeifer, F. Stallmach, J. Kaerger, 1990 .

NMR study of mass transfer in granulated molecular sieves

H. Pfeifer, J. Kärger, R. Richter, 1988 .

19F NMR diffusion studies of molecules adsorbed on zeolites

H. Pfeifer, J. Kärger, S. Rudtsch, 1988 .

N.m.r. evidence of the existence of surface barriers on zeolite crystallites

H. Pfeifer, J. Kärger, M. Rauscher, 1982 .

NMR Investigations of Self-Diffusion in Pentasils

H. Pfeifer, J. Caro, J. Kärger, 1986 .

The state of water molecules in cubooctahedra of NaA, NaX and hydrosodalite

H. Pfeifer, D. Michel, W. Oehme, 1984 .

Basic Principles and Recent Results of H Magic-Angle-Spinning and Pulsed Field Gradient Nuclear Magnetic Resonance Studies on Zeolites1

H. Pfeifer, J. Kärger, D. Freude, 1991 .

On the translational mobility of benzene adsorbed on NaX-type zeolites

H. Pfeifer, J. Caro, J. Kärger, 1990 .

Concentration dependence of intracrystalline self-diffusion in zeolites

H. Pfeifer, J. Caro, J. Kärger, 1985 .

Deuterium nuclear magnetic resonance studies of the molecular dynamics of benzene in zeolites

H. Pfeifer, J. Caro, B. Zibrowius, 1988 .

Self-diffusion of paraffins and olefins in zeolite NaX under the influence of residual water molecules

H. Pfeifer, J. Kärger, A. Germanus, 1984 .

Nuclear Magnetic Resonance Studies of Molecules Adsorbed on Zeolites A, X, and Y

H. Pfeifer, W. Schirmer, H. Winkler, 1973 .

Transport Properties of Molecular Sieves Studied by the NMR Pulsed Field Gradient Technique

H. Pfeifer, J. Kärger, 1988 .

A new method for the NMR-spectroscopic measurement of the deprotonation energy of surface hydroxyl groups in zeolites

H. Pfeifer, J. Kärger, E. Brunner, 1997 .

Low-temperature 1H MAS NMR and FTIR investigations on the interaction of tetrachloroethylene with surface hydroxyl groups in H-zeolites

H. Pfeifer, E. Brunner, M. Koch, 1996 .

Characterization of Brönsted and Lewis Acidity by Nuclear Magnetic Resonance Spectroscopy

H. Pfeifer, 1994 .

Synthesis of methylamines studied by in situ carbon-13 MAS NMR spectroscopy

H. Pfeifer, H. Ernst, 1992 .

Nuclear Magnetic Resonance Spectroscopy in Studies of Catalysts

H. Pfeifer, 1991 .

Multinuclear NMR and catalytic investigations of deactivation of zeolite H-ZSM-5

H. Pfeifer, D. Freude, J. Fraissard, 1990 .

Investigation of surface barriers on CaNaA type zeolites by combined application of the n.m.r. tracer desorption method and X-ray photoelectron spectroscopy

H. Pfeifer, J. Kärger, T. Gross, 1987 .

Adsorption and mobility of water molecules and organic substances in carbon adsorbents Communication 3. Dependence of self-diffusion coefficients of adsorbed molecules of water and methanol on size of micropores in active carbons and on degree of pore filling

H. Pfeifer, A. M. Voloshchuk, M. Dubinin, 1987 .

Detection of Lewis acid sites using NO as probe molecule

H. Pfeifer, W. Böhlmann, B. Pietrewicz, 2000 .

One- and Two-Dimensional Variable-Temperature 13C MAS NMR Studies on the Adsorption of Methane on Zeolite HY

H. Pfeifer, J. Kärger, E. Brunner, 2001 .

NMR of Organic Compounds Adsorbed on Porous Solids

H. Pfeifer, W. Meiler, D. Deininger, 1984 .

Study of the geometry and location of the bridging OH groups in aluminosilicate and silicoaluminophosphate type zeolites using 1H MAS NMR sideband analysis and CP/MAS NMR

H. Pfeifer, M. Hunger, Michael W Anderson, 1993 .

Proton magnetic relaxation in dilute solutions of paramagnetic ions

H. Pfeifer, D. Michel, H. Sprinz, 1966 .

Investigation of the diffusion movement of water molecules in solutions of paramagnetic ions by proton resonance measurement

H. Pfeifer, K. Grünther, 1965 .

Comparison of nuclear magnetic resonance tracer exchange and molecular uptake of benzene on pentasils

H. Pfeifer, L. Riekert, C. Förste, 1990 .

On the limits of the application of the n.m.r. pulsed-field gradient technique for self-diffusion measurements in zeolites

H. Pfeifer, C. Förste, J. Kärger, 1989 .

The influence of chemisorbed molecules on mass transfer in H-ZSM-5-type zeolites and the location of Brønsted acid sites

H. Pfeifer, J. Caro, J. Kärger, 1988 .

Microdynamic behaviour of benzene molecules adsorbed on silicalite as studied by 13C NMR

H. Pfeifer, M. Bülow, B. Zibrowius, 1985 .

studies of aluminium in zeolites

H. Pfeifer, D. Freude, T. FriShlich, 2004 .

N.m.r. studies of aluminium in zeolites

H. Pfeifer, G. Scheler, D. Freude, 1983 .

9 – MAGNETIC RESONANCE METHODS

H. Pfeifer, H. Winkler, 1987 .

Controlled coke deposition on zeolite ZSM5 and its influence on molecular transport

H. Pfeifer, J. Caro, H. Schlodder, 1987 .

Dedicated to Professor Müller- Warmuth on the occasion of his 65th birthday After reviewing the basic principles of zero-field NMR spectroscopy at high magnetic fields

H. Pfeifer, D. Freude, H. Ernst, 2022 .

An MD simulation on the applicability of the diffusion equation for molecules adsorbed in a zeolite

H. Pfeifer, K. Heinzinger, J. Kärger, 1992 .

Application of absolute rate theory to intracrystalline diffusion in zeolites

H. Pfeifer, J. Kärger, R. Haberlandt, 1980 .

NMR and IR studies on the adsorption of methane and trimethylgallium on zeolite HY

H. Pfeifer, E. Brunner, M. Koch, 2000 .

DIFFUSION ANISOTROPY AND SINGLE-FILE DIFFUSION IN ZEOLITES

H. Pfeifer, J. Kärger, 1993 .

Comparison of 129Xe n.m.r. and 1H pulsed field gradient n.m.r. measurements for the location of the deposit of carbonaceous compounds on zeolite A

H. Pfeifer, J. Kärger, Tarō Itō, 1991 .

Self-Diffusion Studies by NMR Tracer Uptake Measurements

H. Pfeifer, C. Föurste, J. Käurger, 1989 .

Intracrystalline self-diffusion of hydrocarbons in zeolite NaX in equilibrium with excess liquid phase

H. Pfeifer, J. Kärger, A. Dyer, 1988 .

A new two-pulse free induction decay method to measure solid-state NMR spectra of quadrupolar nuclei with half-integer spin

H. Pfeifer, J. Haase, 1990 .

Low-Temperature 1H MAS NMR Investigations on the Nature of Acid Sites Causing Enhanced Catalytic Activity in H-Zeolites

H. Pfeifer, E. Brunner, D. Zscherpel, 1994 .

Variable-Temperature 1H MAS NMR Investigations on the Interaction Between Brønsted Acid Sites and Carbon Monoxide Adsorbed on H-ZSM-5 Zeolites

H. Pfeifer, E. Brunner, M. Koch, 1994 .

Brønsted and Lewis Acidity of Zeolites and Related Catalysts Studied by Nuclear Magnetic Resonance Spectroscopy

H. Pfeifer, 1989 .

Synthesis of Pentasil Zeolites With and Without Organic Templates

H. Pfeifer, W. Schwieger, D. Freude, 1989 .

Proton spin relaxation of pyridine molecules in decationated Y type zeolites

H. Pfeifer, D. Michel, H. Rauscher, 1981 .

NMR-studies concerning brönsted acidity of HY zeolites

H. Pfeifer, D. Freude, B. Staudte, 1981 .

13 C nuclear magnetic resonance and infrared spectroscopic investigations of the adsorption of isobutene molecules on partially dehydroxylated and methylated silica gel

H. Pfeifer, D. Michel, T. Bernstein, 1981 .

Study of n-butene isomerization and polymerization on CaNaY-type zeolites by means of 13C-N.M.R. spectroscopy

H. Pfeifer, D. Michel, W. Meiler, 1979 .

Unexpectedly low translational mobility of methane and tetrafluoromethane in the large-pore molecular sieve VPI-5

H. Pfeifer, S. Ernst, J. Weitkamp, 1995 .

On the diffusion mechanism of methane in a cation-free zeolite of type ZK4

H. Pfeifer, K. Heinzinger, J. Kärger, 1993 .

13C Pulsed-Field-Gradient NMR Diffusion Studies of Guest Molecules in Zeolites

H. Pfeifer, F. Stallmach, J. Kärger, 1993 .

Direct observation of intracrystalline transport diffusion in zeolites by xenon-129 NMR

H. Pfeifer, S. Ernst, J. Weitkamp, 1992 .

Intracrystalline mass transfer in zeolites monitored by microscopic and macroscopic techniques

H. Pfeifer, C. Foerste, J. Kaerger, 1990 .

Multinuclear Mas Nmr Studies on Coked Zeolites H-ZSM-5

H. Pfeifer, M. Hunger, D. Freude, 1991 .

MAS NMR studies of silanol groups in zeolites ZSM-5 synthesized with an ionic template

H. Pfeifer, W. Schwieger, M. Hunger, 1990 .

Thermal stability of hydroxy groups in dealuminated mordenites

H. Pfeifer, I. Kiricsi, D. Freude, 1985 .

NMR Studies of Zeolites

H. Pfeifer, H. Ernst, 1994 .

Hydroxyl groups in zeolites CaNaA

H. Pfeifer, B. Staudte, H. Mix, 1988 .

MAGIC-ANGLE-SPINNING NMR STUDIES OF ZEOLITE SAPO-5

H. Pfeifer, M. Hunger, D. Freude, 1988 .

Highly resolved solid-state proton magnetic resonance studies of zeolites

H. Pfeifer, 1988 .

Investigation of Acidic Properties of Zeolites by MAS NMR*

H. Pfeifer, M. Hunger, D. Freude, 1987 .

Nitrogen-15 nuclear magnetic resonance spectroscopy of adsorbed molecules

H. Pfeifer, D. Michel, A. Germanus, 1982 .

Principles and Application of Self-Diffusion Measurements by Nuclear Magnetic Resonance

Jörg Kärger, H. Pfeifer, J. Kärger, 1988 .

Assignment of novel bands observed in the near infrared spectra of shallow-bed treated HY and HZSM-5 zeolites

H. Pfeifer, B. Staudte, K. Beck, 1993 .

NMR Characterization of Zeolite H-ZSM-5 after Post-Synthesis Modification with H3PO4

H. Pfeifer, J. Caro, J. Kärger, 1989 .

Effects of quadrupolar nuclei on NMR spectra of I = {1}/{2} nuclei in magic-angle spinning experiments

H. Pfeifer, J. Bohm, D. Fenzke, 1983 .

A novel method to determine the principal values of a chemical-shift tensor from MAS NMR Powder spectra

H. Pfeifer, D. Fenzke, B. Maeβ, 1990 .

Residual linewidths of NMR spectra of systems under magic-angle spinning

B. C. Gerstein, H. Pfeifer, D. Freude, 1990 .

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

H. Pfeifer, M. Hunger, D. Freude, 1985 .

NMR studies concerning the dehydroxylation of zeolites HY

H. Pfeifer, M. Hunger, G. Scheler, 1983 .

Applications of NMR Spectroscopy to Surfaces and Catalysts: Acidic Sites and Adsorbed Species

H. Pfeifer, 1994 .

NMR of Solid Surfaces

H. Pfeifer, 1994 .

Heterogeneous catalysis and NMR spectroscopy of spin 12 nuclei

H. Pfeifer, 1990 .

Determination of nuclear distances and chemical-shift anisotropy from 1H MAS NMR sideband patterns of surface OH groups

H. Pfeifer, M. Hunger, D. Fenzke, 1991 .

Surface phenomena investigated by nuclear magnetic resonance

H. Pfeifer, 1976 .

Nuclear Magnetic Resonance and Relaxation of Molecules Adsorbed on Solids

H. Pfeifer, 1972 .

Carbon-13 spin relaxation of butanol molecules adsorbed on the surface of NaY-type zeolite

H. Pfeifer, D. Michel, J. Delmau, 1981 .

Freezing of Water in Porous Solids, Glass- or Phase-Transition?*

H. Pfeifer, W. Oehme, H. Siegel, 1987 .

MAS NMR and IR studies on ZSM-5-type boroaluminozeolites

H. Pfeifer, W. Reschetilowski, M. Hunger, 1988 .

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

H. Pfeifer, M. Hunger, D. Freude, 1991 .

NMR Studies of Single-File Diffusion in Unidimensional Channel Zeolites

Dirk Demuth, Jörg Kärger, Klaus K. Unger, 1996, Science.

Influence of exchangeable cations on the diffusion of neutral diffusants in zeolites of type LTA. An MD study

H. Pfeifer, K. Heinzinger, J. Kärger, 1995 .

Characterization of Zeolites by Magic-Angle-Spinning NMR

H. Pfeifer, M. Hunger, D. Freude, 1988 .

NMR studies of 27Al in decationated Y zeolites

H. Pfeifer, D. Freude, T. Fröhlich, 1982 .

1H-MAS n.m.r. studies of ZSM-5 type zeolites

H. Pfeifer, W. Schwieger, M. Hunger, 1987 .

On the Correlation between the 1H NMR Chemical Shift and the Stretching Vibration Frequency of Hydroxyl Groups in Solids

H. Pfeifer, H. Karge, E. Brunner, 1992 .

Self-diffusion measurements of n-alkanes in zeolite NaCaA by pulsed-field gradient nuclear magnetic resonance

H. Pfeifer, P. Salverda, J. Kärger, 1992 .

Diffusion anisotropy in natural chabazite

H. Pfeifer, J. Kärger, H. Schäfer, 1998 .

The influence of internal magnetic field gradients on NMR self-diffusion measurements of molecules adsorbed on microporous crystallites

H. Pfeifer, J. Kärger, S. Rudtsch, 1989 .

Ab initio calculation of the equilibrium geometry and the 13C, 17O, 23Na and 7Li NMR shielding tensors of the systems Na+/CO and Li+/CO

H. Pfeifer, H. Lischka, R. Höller, 1983 .

Molecular mobility of methane adsorbed on ZSM-5 containing co-adsorbed benzene, and the location of the benzene molecules

H. Pfeifer, C. Förste, J. Caro, 1987 .

1H MAS NMR studies on the acidity of zeolites

H. Pfeifer, W. Schwieger, M. Hunger, 1986 .

Applicability of the NMR cross-polarization technique to separate rigid and mobile components in coal structure

H. Pfeifer, W. Meiler, H. Ernst, 1990 .

Magic-angle-spinning NMR studies of dealuminated zeolites

H. Pfeifer, D. Freude, E. Brunner, 1987 .

Adsorption Phenomena in Zeolites as Studied by Nuclear Magnetic Resonance

H. Pfeifer, 1976 .

Reaction Rate Enhancement in Nanoporous Materials with Single-File Behaviour

H. Pfeifer, J. Kärger, P. Bräuer, 2000 .

Application of NMR Methods to Catalysis

H. Pfeifer, J. Kärger, J. Fraissard, 1996 .

Nuclear Magnetic Resonance Study of Translational Motion in Porous Systems

H. Pfeifer, J. Kärger, 1980 .

Proton MAS NMR studies of hydroxyl groups in alkaline earth cation-exchanged zeolite Y

H. Pfeifer, W. Reschetilowski, M. Hunger, 1989 .

Highly resolved proton magnetic resonance spectra of hydroxyl groups in hydrogen-zeolites

H. Pfeifer, M. Hunger, G. Scheler, 1984 .

Studies of molecular diffusion in porous crystals (zeolites)

H. Pfeifer, J. Kärger, 1992 .

High-resolution proton magnetic resonance and catalytic studies concerning brønsted centers of amorphous Al2O3-SiO2 solids

H. Pfeifer, M. Hunger, D. Freude, 1983 .

Study of brønsted acidity of zeolites using high-resolution proton magnetic resonance with magic-angle spinning

H. Pfeifer, M. Hunger, D. Freude, 1982 .

1H MAS studies of acid sites in ZSM-5 type zeolites

H. Pfeifer, M. Hunger, D. Freude, 1988 .

1H solid-state NMR studies of the geometry of Brønsted acid sites in zeolites H-ZSM-5

H. Pfeifer, M. Hunger, D. Freude, 1992 .

129Xe and 13C PFG n.m.r. study of the intracrystalline self-diffusion of Xe, CO2, and CO

H. Pfeifer, F. Stallmach, J. Kärger, 1993 .

13 C nuclear magnetic resonance investigations of carbon monoxide in decationated zeolites of type Y

H. Pfeifer, D. Michel, W. Meiler, 1986 .

Carbon-13 and nitrogen-15 nuclear magnetic resonance studies of acetonitrile adsorbed in various cation-exchanged X zeolites

H. Pfeifer, W. Meiler, I. Jünger, 1982 .

OF HYDROXYL GROUPS IN HYDROGEN-ZEOLITES

H. Pfeifer, M. Hunger, G. Scheler, 1984 .

Nuclear magnetic resonance measurement of mass transfer in molecular sieve crystallites

H. Pfeifer, J. Kärger, 1991 .

129Xe n.m.r. self-diffusion measurements — a novel method to probe diffusional barriers on the external surface of zeolite crystallites

H. Pfeifer, F. Stallmach, J. Kärger, 1990 .

N.m.r. self-diffusion studies in zeolite science and technology

H. Pfeifer, J. Kärger, 1987 .

Low-temperature13C NMR investigations on carbon monoxide hydrogen bonded to Brønsted acid sites in HY zeolites

H. Pfeifer, E. Brunner, D. Zscherpel, 1994 .

Measurement of adsorption isotherms of carbon monoxide in zeolites by means of 13C nuclear magnetic resonance spectroscopy

H. Pfeifer, D. Michael, A. Michael, 1986 .

2.1 NMR Studies Concerning the Acidity and Catalysis in Zeolites

H. Pfeifer, T. Mildner, D. Freude, 1994 .

Temperature switched in situ 1H and 13C MAS NMR studies of the catalytic conversion of methanol on zeolite ZSM-5

H. Pfeifer, T. Mildner, D. Freude, 1994 .

PFG NMR self-diffusion measurements in microporous adsorbents.

H. Pfeifer, J. Kärger, J Kärger, 1994, Magnetic resonance imaging.

Adsorption and mobility of molecules of water and organic compounds in carbon adsorbents

H. Pfeifer, A. M. Voloshchuk, V. V. Gur’yanov, 1993 .

PFG NMR study of multicomponent selfdiffusion on active carbons

H. Pfeifer, A. M. Voloshchuk, J. Kärger, 1993 .

NMR study of translational mobility of molecules adsorbed on active carbons

H. Pfeifer, A. M. Voloshchuk, M. Dubinin, 1988 .

Extra-framework aluminium in thermally treated zeolite CaA

H. Pfeifer, J. Haase, G. Scheler, 1985 .

Nuclear Magnetic Shieldings and Molecular Structure

H. Pfeifer, H. Pfeifer, 1995 .

Intracrystalline self-diffusion of benzene, toluene and xylene isomers in zeolites NaX

H. Pfeifer, J. Kärger, S. P. Ẑdanov, 1985 .

Carbon-13 NMR and infrared spectroscopic investigations of acetone adsorbed on silica gel surfaces

H. Pfeifer, D. Michel, T. Bernstein, 1981 .

Magic-Angle-Spinning Nuclear Magnetic Resonance and Infrared Studies on Modified Zeolites

H. Pfeifer, M. Hunger, D. Freude, 1991 .

Substitution of yttrium for boron in the structure of YBa2Cu3O7−δ

H. Pfeifer, D. Freude, H. Dwelk, 1989 .

13C NMR investigations of carbon monoxide adsorbed in zeolites

H. Pfeifer, D. Michel, W. Meiler, 1981 .

Self-diffusion measurements of water adsorbed in NaY zeolites by means of NMR pulsed field gradient techniques

H. Pfeifer, J. Kärger, E. Riedel, 1973 .

An intermediate state of anomalous high mobility of water molecules adsorbed in the small pores of faujasite type zeolites

H. Pfeifer, S. Zhdanov, D. Gutsze, 1978 .

Carbon-13 nmr investigations of structure and mobility of adsorbed hydrocarbons

H. Pfeifer, D. Michel, W. Meiler, 1976 .

13C Nuclear Magnetic Resonance Study of Molecules Adsorbed On ZSM-5 and Silicalite

H. Pfeifer, W. Meiler, 1985 .

Carbon-13 NMR of Hydrocarbons Sorbed in Zeolites

H. Pfeifer, D. Michel, W. Meiler, 1980 .

Nmr and Ir Studies of Zeolites of the Erionite Type

H. Pfeifer, M. Hunger, D. Freude, 1989 .

Carbon-13 and nitrogen-15 nuclear magnetic resonance and infrared spectroscopic investigations of pyridine adsorbed on silica-gel surfaces

H. Pfeifer, D. Michel, L. Kitaev, 1982 .

Comparison of molecular transport in ZSM-5 crystals of different habit

H. Pfeifer, J. Caro, L. Rees, 1986 .

HIGH TEMPERATURE 1 H MAS NMR STUDIES OF THE PROTON MOBILITY IN ZEOLITES

H. Pfeifer, T. Mildner, D. Freude, 1999 .

Diffuse reflectance Fourier-transform infrared studies of hydrogen adsorbed on sodium zeolites

H. Pfeifer, B. Staudte, K. Beck, 1993 .

Molecular dynamics consideration of the mutual thermalization of guest molecules in zeolites

H. Pfeifer, M. Wolfsberg, R. Haberlandt, 1990 .

On the Use of Pulsed Field Gradients in a High-Field NMR Spectrometer to Study Restricted Diffusion in Zeolites

H. Pfeifer, J. Kärger, N. Bär, 1995 .

NMR self-diffusion measurements in regions confined by “absorbing” walls

H. Pfeifer, J. Kärger, P. Walther, 1988 .

Molecular mobility in coal-solvent multicomponent systems

H. Pfeifer, J. Kärger, R. Meusinger, 1990 .

Observing Diffusion Anisotropy in Zeolites by Pulsed Field Gradient NMR

H. Pfeifer, J. Kärger, U. Müller, 1991 .

NMR Study of Adsorbate Self‐Diffusion in Porous Glasses

H. Pfeifer, J. Kärger, J. Lenzner, 1983 .

Enhanced Sensitivity of Zero -Field NMR Spectroscopy at High Magnetic Fields

H. Pfeifer, D. Freude, H. Ernst, 1995 .

Longitudinal NMR relaxation of 27Al nuclei in zeolites

H. Pfeifer, J. Klinowski, J. Haase, 1988 .