Search Results - "Herein, D."

Microwave plasma assisted preparation of disperse chromium oxide supported catalysts Adsorption and decomposition of chromium acetylacetonate by DITTMAR, A, HEREIN, D

“…Microwave plasma enhanced chemical vapour deposition (PECVD) is a promising method for the solvent free preparation of catalytic materials. In this work,…”
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Ruthenium catalysts for ammonia synthesis at high pressures: Preparation, characterization, and power-law kinetics by Rosowski, F., Hornung, A., Hinrichsen, O., Herein, D., Muhler, M., Ertl, G.

“…Supported Ru catalysts for NH 3 synthesis were prepared from Ru 3(CO) 12 and high-purity MgO and Al 2O 3. In addition to aqueous impregnation with alkali…”
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Influence of the Precipitation Agent in the Deposition−Precipitation on the Formation and Properties of Au Nanoparticles Supported on Al2O3 by Radnik, J, Wilde, L, Schneider, M, Pohl, M.-M, Herein, D

“…Au nanoparticles supported on Al2O3 were prepared by deposition−precipitation of HAuCl4 with different precipitation agents NaOH and urea. The samples were…”
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The Correlation of Subsurface Oxygen Diffusion with Variations of Silver Morphology in the Silver–Oxygen System by Nagy, Anton J., Mestl, G., Herein, D., Weinberg, G., Kitzelmann, E., Schlögl, R.

“…Silver undergoes pronounced morphological changes following high-temperature treatment in various gas atmospheres. SEM analysis shows that high-temperature…”
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Molybdenum oxide based partial oxidation catalyst: 1. Thermally induced oxygen deficiency, elemental and structural heterogeneity and the relation to catalytic performance by Mestl, G., Linsmeier, Ch, Gottschall, R., Dieterle, M., Find, J., Herein, D., Jäger, J., Uchida, Y., Schlögl, R.

“…A mixed oxide catalyst containing Mo, V, and W was used for the partial oxidation of methanol. The relation between the structure and the degree of reduction…”
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Reaction of NO with carbonaceous materials: 2. Effect of oxygen on the reaction of NO with ashless carbon black by Yang, J, Mestl, G, Herein, D, Schlögl, R, Find, J

“…The reaction rate in the reaction of NO with an ashless carbon black was considerably enhanced in the presence of oxygen. A similar effect has also been…”
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Reaction of NO with carbonaceous materials: 1. Reaction and adsorption of NO on ashless carbon black by Yang, J, Mestl, G, Herein, D, Schlögl, R, Find, J

“…The mechanism of the reaction of NO with ashless carbon black was studied in detail. The differences between the amounts of oxygen and nitrogen measured and…”
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Microwave plasma assisted preparation of disperse chromium oxide supported catalysts: Influence of the microwave plasma treatment on the properties of the supports by Dittmar, A, Kosslick, H, Herein, D

“…Microwave plasma technology has been used for the deposition of catalytic active chromia species on zirconia and lathanum-doped zirconia supports. The long…”
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Molybdenum oxide based partial oxidation catalyst : 1. Thermally induced oxygen deficiency, elemental and structural heterogeneity and the relation to catalytic performance by MESTL, G, LINSMEIER, Ch, GOTTSCHALL, R, DIETERLE, M, FIND, J, HEREIN, D, JÄGER, J, UCHIDA, Y, SCHLÖGL, R

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Structural evolution of H4PVMo11O40·xH2O during calcination and isobutane oxidation : New insights into vanadium sites by a comprehensive in situ approach by BRUCKNER, A, SCHOLZ, G, HEIDEMANN, D, SCHNEIDER, M, HEREIN, D, BENTRUP, U, KANT, M

“…H4PVMo11O40dot operator8H2O was studied during thermal activation as well as during isobutane oxidation by simultaneous in situ-EPR/UV-vis/Raman spectroscopy,…”
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Structural and catalytic properties of sodium and cesium exchanged X and Y zeolites, and germanium-substituted X zeolite by Concepción-Heydorn, P, Jia, C, Herein, D, Pfänder, N, Karge, H.G, Jentoft, F.C

“…The conversion of isopropanol in a fixed bed flow reactor was used as a test reaction for a number of faujasite-type zeolites which were modified in order to…”
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Reaction pathways in methanol oxidation : kinetic oscillations in the copper/oxygen system by WERNER, H, HEREIN, D, SCHULZ, G, WILD, U, SCHLÖGL, R

“…Polycrystalline copper was used as catalyst for the selective oxidation of methanol under stoichiometric reaction conditions for oxidehydrogenation…”
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Relevance of a glassy nanocrystalline state of Mo4VO14 for its action as selective oxidation catalyst by WERNER, H, TIMPE, O, HEREIN, D, UCHIDA, Y, PFÄNDER, N, WILD, U, SCHLÖGL, R, HIBST, H

“…The oxide Mo4VO14, in its active state, is a partly reduced material with an ``amorphous'' structure. Temperature-programmed methods reveal that the active…”
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TEM study of tantalum clusters on Al2O3/NiAl(110) by NEPIJKO, S. A, KLIMENKOV, M, KUHLENBECK, H, ZEMLYANOV, D, HEREIN, D, SCHLÖGL, R, FREUND, H.-J

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On the relation between catalytic performance and microstructure of polycrystalline silver in the partial oxidation of methanol by SCHUBERT, H, TEGTMEYER, U, HEREIN, D, BAO, X, MUHLER, M, SCHLÖGL, R

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On the nature of the so-called iron-graphite by Herein, D., Braun, T., Schlögl, R.

“…Searching for the chemical and catalytic properties of iron-graphite, we reduced stage-1 FeCl 3-graphite intercalation compounds (GIC) with K-naphthalenide/THF…”
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Structural and chemical characterization of N-doped nanocarbons by Belz, T., Baue, A., Find, J., Günter, M., Herein, D., Möckel, H, Pfänder, N., Sauer, H., Schulz, G., Schütze, J., Timpe, O., Wild, U., Schlögi, R.

“…Fullerene blacks with 0.7–4.5 at% of nitrogen incorporated into their carbon framework were produced by feeding N 2 gas into the center of a carbon arc through…”
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Microstructure and bulk reactivity of the nonevaporable getter Zr57V36Fe7 by Günter, M. M., Herein, D., Schumacher, R., Weinberg, G., Schlögl, R.

“…We report on a structural investigation of the zirconium-based ternary alloy getter “St 707” (from SAES Getters, Milan, Italy) based on in situ x-ray…”
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Reaction of C 60 and C 70 with molecular oxygen by Wohlers, M., Werner, H., Herein, D., Schedel-Niedrig, T., Bauer, A., Schlögl, R.

“…The oxidation of C 60 and C 70 with molecular oxygen was studied by X-ray absorption spectroscopy, photoelectron spectroscopy, and diffuse reflectance infrared…”
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Reaction of C60 and C70 with molecular oxygen by WOHLERS, M, WERNER, H, HEREIN, D, SCHEDEL-NIEDRIG, T, BAUER, A, SCHLÖGL, R

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