Klaus Hermann

Methodology for the structural characterization of VOx species supported on silica under reaction conditions by means of in situ O K-edge X-ray absorption spectroscopy (2009)

Hävecker, Michael, Cavalleri, Matteo, Herbert, Rita, Follath, Rolf, Knop-Gericke, Axel, Hess, Christian, ...

A methodology and its application to silica supported vanadia are presented that allows for a detailed analysis of structural peculiarities of the vanadia species on the surface. We introduce in-situ...

Analysis of silica-supported vanadia by X-ray absorption spectroscopy: Combined theoretical and experimental studies (2009)

Cavalleri, Matteo, Hermann, Klaus, Knop-Gericke, Axel, Hävecker, Michael, Herbert, R., Hess, Christian, ...

In this study we combine density-functional theory (DFT) calculations on oxygen core excitations in vanadia-silica model clusters with in situ X-ray absorption fine structure (NEXAFS) measurements...

Analysis of silica-supported vanadia by X-ray absorption spectroscopy: Combined theoretical and experimental studies (2009)

Cavalleri, Matteo, Hermann, Klaus, Knop-Gericke, A., Hävecker, M., Herbert, R., Hess, C., ...

In this study we combine density-functional theory (DFT) calculations on oxygen core excitations in vanadia-silica model clusters with in situ X-ray absorption fine structure (NEXAFS) measurements...

Methodology for the structural characterisation of VxOy species supported on silica under reaction conditions by means of in situ O K-edge X-ray absorption spectroscopy (2009)

Hävecker, Michael, Cavalleri, Matteo, Herbert, Rita, Follath, Rolf, Knop-Gericke, Axel, Hess, Christian, ...

A methodology and its application to silica supported vanadia are presented that allows for a detailed analysis of structural peculiarities of the vanadia species on the surface. We introduce in situ...

CO hydrogenation reaction on sulfided molybdenum catalysts (2009)

Shi, Xue-Rong, Jiao, Haijun, Hermann, Klaus, Wang, Jianguo

Adsorption of reaction intermediates appearing during CO hydrogenation at the sulfur covered MoS2(1 0−1 0) surfaces, Mo-termination with 42% S coverage and S-termination with 50% S coverage, are...

X-ray spectroscopic fingerprints of reactive oxygen sites at the MoO3(0 1 0) surface (2007)

Cavalleri, Matteo, Hermann, Klaus, Guimond, S., Romanyshyn, Y., Kuhlenbeck, Helmut, Freund, Hans-Joachim

The identification of oxygen sites at metal oxide surfaces and the characterization of their properties is of great importance for an understanding of the catalytic activity of such materials and,...

Molecular profiling of laser-microdissected matched tumor and normal breast tissue identifies karyopherin alpha2 as a potential novel prognostic marker in breast cancer (2006)

Dahl, Edgar, Kristiansen, Glen, Gottlob, Kathrin, Klaman, Irina, Ebner, Elke, Hinzmann, Bernd, ...

PURPOSE: The aim of the present study was to identify human genes that might prove useful in the diagnosis and therapy of primary breast cancer. EXPERIMENTAL DESIGN: Twenty-four matched pairs of...

Spectroscopic analysis of small organic molecules: A comprehensive near-edge x-ray-absorption fine-structure study of C6-ring-containing molecules (2006)

Kolczewski, Christine, Püttner, R., Martins, M., Schlachter, A. S., Snell, G., Sant'Anna, M. M., ...

We report high-resolution C 1s near-edge x-ray-absorption fine-structure (NEXAFS) spectra of the C6-ring-containing molecules benzene (C6H6), 1,3- and 1,4-cyclohexadiene (C6H8), cyclohexene (C6H10),...

Adsorption geometry and core excitation spectra of three phenylpropene isomers on Cu(111) (2006)

Kolczewski, Christine, Williams, F. J., Cropley, R. L., Vaughan, O. P. H., Urquhart, A. J., Tikhov, M. S., ...

Theoretical C 1s near edge x-ray absorption fine structure (NEXAFS) spectra for the C9H10 isomers trans-methylstyrene, α-methylstyrene, and allylbenzene in gas phase and adsorbed at Cu(111) surfaces...

Transcriptional census of 36 microdissected colorectal cancers yields a gene signature to distinguish UICC II and III (2006)

Groene, Joern, Mansmann, Ulrich, Meister, Reinhard, Staub, Eike, Roepcke, Stefan, Heinze, Maya, ...

UICC stage II and III colorectal cancers (CRC) differ fundamentally in prognosis and therapeutic concepts. To analyze differential gene expression between both stages and to establish a relationship...

Common fragile sites are conserved features of human and mouse chromosomes and relate to large active genes (2006)

Helmrich, Anne, Stout-Weider, Karen, Hermann, Klaus, Schrock, Evelin, Heiden, Thomas

Common fragile sites (CFSs) are seen as chromosomal gaps and breaks brought about by inhibition of replication, and it is thought that they cluster with tumor breakpoints. This study presents a...

Common fragile sites are conserved features of human and mouse chromosomes and relate to large active genes (2006)

Helmrich, Anne, Stout-Weider, Karen, Hermann, Klaus, Schrock, Evelin, Heiden, Thomas

Common fragile sites (CFSs) are seen as chromosomal gaps and breaks brought about by inhibition of replication, and it is thought that they cluster with tumor breakpoints. This study presents a...

The C 1s NEXAFS spectrum of benzene below threshold: Rydberg or valence character of the unoccupied sigma-type orbitals (2004)

Püttner, R., Kolczewski, Christine, Martins, M., Schlachter, A. S., Snell, György, Sant'Anna, M., ...

High-resolution C 1s near edge X-ray absorption fine structure (NEXAFS) spectra of benzene and benzene-d(6) were measured and compared with the results of state-of-the-art density functional theory...

Oxygen Sites at Molybdena and Vanadia Surfaces: Energetics of the Re-Oxidation Process (2004)

Tokarz-Sobieraj, Renata, Grybos, Robert, Witko, Małgorzata, Hermann, Klaus

In oxidation reactions proceeding in accordance with the Mars-van Krevelen mechanism lattice oxygen plays the role of an oxidizing agent. Surface vacancies created by incorporation of lattice oxygen...

Surface Cluster Models for V2O5 - Studies of the Importance of Local Geometry (1998)

Witko, Małgorzata, Tokarz, Renata, Hermann, Klaus

Catalytic properties of the vanadium pentoxide (010) surface are discussed based upon semiempirical quantum chemical calculations using cluster models. Special attention is paid to the role of the...

Object-oriented sequence analysis: SCL-a C+ + class library (1996)

Vahrson, Wolfgang, Hermann, Klaus, Kleffe, Jürgen, Wittig, Burghardt

SCL (Sequence Class Library) is a class library written in the C+ + programming language. Designed using object-oriented programming principles, SCL consists of classes of objects...

Clustertheorie der Wechselwirkung eines Sauerstoffatoms mit der Lithium(100)-Oberfläche. (1977)

Hermann, Klaus.

Clausthal, Techn. Univ., Fak. für Natur- u. Geisteswiss., Habil.-Schr., 1977.

Meningitis tuberculosa und Bazillennachweis. (1950)

Hermann, Klaus.

Marburg, Med. F., Diss. v. 6. Juli 1950 (Nicht f. d. Aust.).