Publications of Hellmut G. Karge
All genres
Journal Article (49)
21.
Journal Article
68 (12), pp. 4521 - 4524 (1997)
Novel high-temperature, high-vacuum, all-metal sample cells for microcalorimetric measurements of solids. Review of Scientific Instruments 22.
Journal Article
19 (5-6), pp. 395 - 403 (1997)
Solid-state ion exchange in zeolites: Part 8. Interaction of lanthanum(III) chloride with zeolites under anhydrous conditions. Zeolites 23.
Journal Article
168 (2), pp. 278 - 291 (1997)
Characterization of Activated States of Ruthenium-Containing Zeolite NaHY. Journal of Catalysis 24.
Journal Article
93 (9), pp. 1843 - 1848 (1997)
Diffuse reflectance IR study of molecular hydrogen and deuterium adsorbed at 77 K on NaA zeolite. Part 1.-Fundamentals, combination and vibrational–rotational modes. Journal of the Chemical Society, Faraday Transactions 25.
Journal Article
60 (1), pp. 195 - 200 (1997)
Study on the reactivity of In2O3 in mixtures with ammonium-zeolites. Reaction Kinetics and Catalysis Letters 26.
Journal Article
146 (2), pp. 339 - 349 (1996)
In-situ FTIR measurements of diffusion in coking zeolite catalysts. Applied Catalysis A: General 27.
Journal Article
92 (4), pp. 701 - 706 (1996)
Investigations of zeolites by photoelectron and ion-scattering spectroscopy. Part 3.—Cation depletion at the external surface of HNa-faujasites. Journal of the Chemical Society, Faraday Transactions 28.
Journal Article
92 (13), pp. 2495 - 2498 (1996)
Characterization of Lewis-acid sites in zeolites by EPR using the NO molecule as a probe. Journal of the Chemical Society, Faraday Transactions 29.
Journal Article
92 (14), pp. 2641 - 2649 (1996)
Investigation of acid properties of dealuminated H-mordenite zeolites by low-temperature diffuse reflectance FTIR. Journal of the Chemical Society, Faraday Transactions 30.
Journal Article
115 (1), pp. 85 - 101 (1994)
Role of alkali promoters on Mn3O4 in the selective reduction of nitrobenzene. Applied Catalysis A: General 31.
Journal Article
98 (8), pp. 8053 - 8060 (1994)
Microcalorimetric Investigation of H-ZSM-5 Zeolites Using an Ultrahigh-Vacuum System for Gas Adsorption. The Journal of Physical Chemistry 32.
Journal Article
35 (4), pp. 634 - 640 (1994)
The thermal stability of the framework, hydroxyl groups, and active sites of faujasites. Kinetics and Catalysis 33.
Journal Article
14 (7), pp. 512 - 518 (1994)
Solid-state ion exchange in zeolites: Part 6. SystemLaCl3/NaY zeolite. Zeolites 34.
Journal Article
90, pp. 1329 - 1334 (1994)
Solid-state ion exchange in zeolites. Part 5.—NH4-Y–iron(II) chloride. Journal of the Chemical Society, Faraday Transactions 35.
Journal Article
1 (5), pp. 313 - 322 (1993)
A microcalorimetric investigation of heteropolyacids. Microporous Materials 36.
Journal Article
70 (30), pp. 8005 - 8011 (1993)
Dissociative adsorption of sulfur dioxide on γ-alumina investigated by TPD and mass spectrometry. The Journal of Physical Chemistry 37.
Journal Article
1 (1), pp. 67 - 71 (1993)
Assignment of 23Na MAS NMR signals of ammonium- and lanthanum-exchanged sodium Y zeolites. Microporous Materials 38.
Journal Article
97 (7), pp. 1413 - 1419 (1993)
XPS investigations of lanthanum in faujasite-type zeolites. The Journal of Physical Chemistry 39.
Journal Article
176 (2), pp. 173 - 183 (1992)
On the correlation between the 1H NMR chemical shift and the stretching vibration frequency of hydroxyl groups in solids. Zeitschrift für Physikalische Chemie 40.
Journal Article
39 (5), pp. 490 - 497 (1991)
Chemical Characterization, Structural Features, and Thermal Behavior of Sodium and Hydrogen Octosilicate. Clays and Clay Minerals