Zobrazeno 1 - 10
of 138
pro vyhledávání: '"Günter Engelhardt"'
Publikováno v:
Pure and Applied Chemistry, 73 (2)
A system of terms applicable to ordered microporous and mesoporous materials is proposed, and rules for writing a standardized crystal chemical formula for such materials are presented. The recommendations are based both on common usage and on a syst
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c6f9884698b79823f431cc5bc9a505e7
http://doc.rero.ch/record/300372/files/pac200173020381.pdf
http://doc.rero.ch/record/300372/files/pac200173020381.pdf
Publikováno v:
Microporous and Mesoporous Materials. 58:3-13
A system of terms applicable to ordered microporous and mesoporous materials is proposed, and rules for writing a standardized crystal chemical formula for such materials are presented. The recommendations are based both on common usage and on a syst
Publikováno v:
Mutation Research/Genetic Toxicology and Environmental Mutagenesis. 498:19-37
Alkyl and trifluoromethyl derivatives of 4-aminobiphenyl ( 1 ) (4ABP) and 2-aminofluorene ( 7 ) (2AF) were synthesised and assayed for mutagenicity using Salmonella typhimurium tester strains TA98 and TA100 with and without the addition of S9 mix. Mo
Autor:
Axel Schulz, Marcus Warchhold, Christoph Aubauer, Günter Engelhardt, Thomas M. Klapötke, Heinrich Nöth
Publikováno v:
European Journal of Inorganic Chemistry. 2000:2245-2253
The phosphorus halide−boron halide complexes X3PBY3 (X = Cl, Br, I; Y = Br, I) were prepared and characterized by Raman and IR spectroscopy. Density functional theory (B3LYP) was applied to calculate structural and vibrational data. Assignments of
Autor:
Dietmar Utesch, Naveed Honarvar, Renate Slacik-Erben, Rudolf Fahrig, Silvio Albertini, Günter Engelhardt, Bernd Görlitz, Franziska Pötter-Locher, Sinead McKiernan, Wilhelm von der Hude, Helga Stopper, Peter Kasper, Herbert G. Miltenburger, Stephan Madle, Sabine Kalweit, Stephan Kirchner
Publikováno v:
Mutation Research/Genetic Toxicology and Environmental Mutagenesis. 468:137-163
A collaborative study with 10 participating laboratories was conducted to evaluate a test protocol for the performance of the in vitro micronucleus (MN) test using the V79 cell line with one treatment and one sampling time only. A total of 26 coded s
Autor:
and Iris Nagl, and Clemens Palm, Reiner Anwander, Olaf Groeger, Thomas Röser, Markus Widenmeyer, Günter Engelhardt
Publikováno v:
The Journal of Physical Chemistry B. 104:3532-3544
Disilazane reagents of type HN(SiR1R22)2 carrying organic substituents R1,2 = H, Me, Ph, n-Bu, n-Oct, Vin (Vin = vinyl) of varying longitudinal and lateral extension are reacted with high quality MCM-41 samples of different pore sizes, i.e., effectiv
Autor:
Stefanie Eiden-Aßmann, Günter Engelhardt, Peter Behrens, Michael Wiebcke, Andreas M. Schneider, Jürgen Felsche
Publikováno v:
Chemistry - A European Journal. 6:292-297
Ion exchange of the sodium hydro sodalites [Na3(H2O)4]2-[Al3Si3O12]2 [Na4(H3O2)]2[Al3Si3O12]2 and [Na4(OH)]2[Al3Si3O12]2 with aqueous Pb(NO3)2 solutions yielded, whichever reactant sodalite phase was used, the same lead hydro sodalite, [Pb2(OH)-(H2O)
Publikováno v:
Solid State Nuclear Magnetic Resonance. 15:171-180
The 23 Na magic-angle spinning (MAS), double rotation (DOR) and multiple-quantum magic-angle spinning (MQMAS) NMR spectra of anhydrous sodium pyrophosphate, Na4P2O7, measured at five different Larmor frequencies (νL) ranging from 105.8 MHz (correspo
Publikováno v:
The Journal of Chemical Physics. 110:3897-3902
We have used density-functional methods including explicit spin–orbit corrections, to calculate the 31P nuclear magnetic resonance (NMR) chemical shifts of the tetrahalophosphonium cations PX4+ (X=F, Cl, Br, I). The agreement between theory and exp
Publikováno v:
Topics in Catalysis. 9:163-180
The different aspects of zeolite Bronsted acid sites are reviewed from the perspective of solid-state NMR spectroscopy and quantum-chemical calculations. The strength of the combined use of these two methods is demonstrated. Special emphasis is dedic