Common browsing and retrieval of technical and experimental data for steady state experiments (2009)
Bluhm, T., Heimann, P., Hennig, C., Kühner, G., Kroiss, H., Laqua, H., ...
Employing industrial standards in software engineering for W7X (2009)
Kühner, G., Bluhm, T., Heimann, P., Hennig, C., Kroiss, H., Krüger, A., ...
Overview and status of the prototype project for Wendelstein 7-X control system (2009)
Schacht, J., Bluhm, T., Herbst, U., Hennig, C., Heinrich, S., Kühner, G., ...
First experiences with the new W7-X like control system at the WEGA Stellarator (2009)
Lewerentz, M., Aßmus, D., Bluhm, T., Heinrich, S., Hennig, C., Herbst, U., ...
Data access and its implementation at Wendelstein 7-X (2008)
Bluhm, T., Heimann, R., Hennig, C., Kroiss, H., Kühner, G., Maier, J., ...
Database structures and interfaces for W7-X (2008)
Heimann, P., Bluhm, T., Hennig, C., Kroiss, H., Kühner, G., Maier, J., ...
Stellarator WEGA as a test-bed for the WENDELSTEIN 7-X control system concepts (2008)
Schacht, J., Aßmus, D., Bluhm, T., Dinklage, A., Heinrich, S., Hennig, C., ...
Continuous data acquisition with online analysis for the Wendelstein 7-X magnetic diagnostics (2008)
Hennig, C., Werner, A., Marquardt, M., Bluhm, T., Kroiss, H., Kühner, G., ...
Discussion on the paper by Handcock, Raftery and Tantrum. (2007)
Snijders, T. A. B., Robinson, T., Atkinson, A. C., Riani, M., Gormley, I. C., Murphy, T. B., ...
Network models are widely used to represent relations between interacting units or actors. Network data often exhibit transitivity, meaning that two actors that have ties to a third actor are more...
Discussion on the paper by Handcock, Raftery and Tantrum (2007)
Snijders, T. A. B., Robinson, T., Atkinson, A. C., Riani, M., Gormley, I. C., Murphy, T. B., ...
Montavon, G., Hennig, C., Janvier, P., Grambow, B.
The speciation of Eu complexed with polyacrylic acid (PAA) and alumina-bound PAA (PAAads) was studied at pH 5 in 0.1 M NaClO4. Structural parameters were obtained from 7F0 → 5D0 excitation...
Using the Network as Bus System for Long Discharge Data Acquisition and Processing (2006)
Hennig, C., Heimann, P., Kroiss, H., Kuehner, G., Kuehntopf, H., Maier, J., ...
Montavon, G., Hennig, C., Janvier, P., Grambow, B.
The speciation of Eu complexed with polyacrylic acid (PAA) and alumina-bound PAA (PAAads) was studied at pH 5 in 0.1 M NaClO4. Structural parameters were obtained from 7F0 → 5D0 excitation...
Montavon, G., Hennig, C., Janvier, P., Grambow, B.
The speciation of Eu complexed with polyacrylic acid (PAA) and alumina-bound PAA (PAAads) was studied at pH 5 in 0.1 M NaClO4. Structural parameters were obtained from 7F0 → 5D0 excitation...
Stumpf, S., Stumpf, Th., Dardenne, K., Hennig, C., Foerstendorf, H., Klenze, R., ...
Environmental Science and Technology, 40(2006) S.3522-28
Structure of [UO2Cl4](2-) in acetonitrile (2005)
The complex formation of uranyl UO22+ with chloride ions in acetonitrile was studied by UV-vis and U L-III EXAFS spectroscopy. The investigations unambiguously point to the existence of a...
Asymmetric linear dimension reduction for classification (2004)
This article discusses methods to project a p-dimensional dataset with classified points from s known classes onto a lower dimensional hyperplane so that the classes appear optimally separated. Such...
Distance-based parametric bootstrap tests for clustering of species ranges (2004)
Methods to analyze species range data are presented: n species (taxa) are characterized by their presence or absence on c units into which a map is subdivided. Such data occur often in biogeography....
Vancluysen, J, Rossberg, A, Hennig, C
Spectroscopic extended X-ray absorption fine structure (EXAFS) evidence was obtained on the chemical environment of 99Tc(IV) atoms formed upon introduction of TcO4- into four types of...
Breakdown points for maximum likelihood estimators of location–scale mixtures (2004)
ML-estimation based on mixtures of Normal distributions is a widely used tool for cluster analysis. However, a single outlier can make the parameter estimation of at least one of the mixture...
Asymmetric linear dimension reduction for classification (2004)
This article discusses methods to project a p-dimensional dataset with classified points from s known classes onto a lower dimensional hyperplane so that the classes appear optimally separated. Such...
An EXAFS and TRLFS study of the sorption of trivalent actinides onto smectite and kaolinite. (2004)
Stumpf, T., Hennig, C., Bauer, A., Denecke, M.A., Fanghänel, T.
Radiochimica Acta, 92(2004) S.133-38
Stumpf, S., Stumpf, Th., Fanghänel, Th., Dardenne, K., Hennig, C., Klenze, R.
Actinide XAS Workshop, Berkeley, Calif., September 14-16, 2004 (Poster)
Clusters, outliers, and regression: fixed point clusters (2003)
Fixed point clustering is a new stochastic approach to cluster analysis. The definition of a single fixed point cluster (FPC) is based on a simple parametric model, but there is no parametric...
Clusters, outliers, and regression: fixed point clusters (2003)
Fixed point clustering is a new stochastic approach to cluster analysis. The definition of a single fixed point cluster (FPC) is based on a simple parametric model, but there is no parametric...
Investigations on the bismuth rare-earth oxyhalides Bi2REO4X (X = Cl, Br, I) (2000)
Schmidt, M., Oppermann, H., Hennig, C., Henn, R. W., Gmelin, E., Soger, N., ...
Models And Methods For Clusterwise Linear Regression (1999)
: Three models for linear regression clustering are given, and corresponding methods for classification and parameter estimation are developed and discussed: The mixture model with fixed regressors...
An EXAFS study of uranium(VI) sorption onto silica gel and ferrihydrite. (1999)
Reich, T., Moll, H., Arnold, T., Denecke, M.A., Hennig, C., Geipel, G., ...
Journal of Electron Spectroscopy and Related Phenomena, 96(1998) S.237-43
Application of synchrotron radiation techniques to radionuclide studies. (1999)
Nitsche, H., Reich, T., Hennig, C., Rossberg, A., Geipel, G., Denecke, M.A., ...
Speciation, Techniques and Facilities for Radioactive Materials at Synchrotron Light Sources : Workshop Proc., Grenoble, F, October 4-6, 1998
EXAFS studies of uranium(VI) sorption on mineral surfaces. (1999)
Reich, T., Moll, H., Denecke, M.A., Hennig, C., Geipel, G., Bernhard, G., ...
Speciation, Techniques and Facilities for Radioactive Materials at Synchrotron Light Sources : Workshop Proc., Grenoble, F, October 4-6, 1998
U L§I§I§I polarised XAFS studies on Ba[UO§2PO§4]§2.8H§2O. (1999)
Hennig, C., Rossberg, A., Reich, T., Nitsche, H., Denecke, M.A., Zahn, G.
Speciation, Techniques and Facilities for Radioactive Materials at Synchrotron Light Sources : Workshop Proc., Grenoble, F, October 4-6, 1998
Rossberg, A., Reich, T., Hennig, C., Baraniak, L., Heise, K.H., Günther, A., ...
Speciation, Techniques and Facilities for Radioactive Materials at Synchrotron Light Sources : Workshop Proc., Grenoble, F, October 4-6, 1998
Clustering and Outlier Identification: Fixed Point Cluster Analysis (1998)
: Fixed Point Cluster Analysis (FPCA) is introduced in this paper. FPCA is a new method for non-hierarchical cluster analysis. It is related to outlier identification. Its aim is to find groups of...
Clustering and Outlier Identification: Fixed Point Cluster Analysis (1998)
: Fixed Point Cluster Analysis (FPCA) is introduced in this paper. FPCA is a new method for non-hierarchical cluster analysis. It is related to outlier identification. Its aim is to find groups of...
Grunicke, Hans, Stoeck, Michael, Elsner, J., Seemann, G., Pfeiffer, C., Wegmann, B., ...
Peer Reviewed
A Concept of Online Monitoring for the Wendelstein 7-X Experiment
Hennig, C., Heimann, P., Heinzel, S., Kroiss, H., Kühner, G., Kühntopf, H., ...
Specialized editor for processing objects in a database to prepare discharges for WENDELSTEIN 7-X
Kühntopf, H., Kroiss, H., Heimann, P., Hennig, C., Kuehner, G., Maier, J., ...
WENDELSTEIN 7-X is a long pulse experiment. One discharge may last up to 30 minutes and will be divided into many small physical program points (segments). A set of chained segments is called a...
Requirements Engineering for W7-X-Software Development
Heimann, P., Hennig, C., Kroiss, H., Kuehner, G., Kuehntopf, H., Maier, J., ...
The stellarator W7-X is a large complex experiment and is planned to be operated for about 20 years. The development of the corresponding software this is a challenge for itself as: -The diagnostic...
Image data acquisition in the scope of long duration discharges
Reetz, J., Heimann, P., Heinzel, S., Hennig, C., Kroiss, H., Kuehner, G., ...
Status Report on the Data Acquisition System of Wendelstein 7X
Heimann, P., Heinzel, S., Hennig, C., Kuehntopf, H., Kroiss, H., Kuehner, G., ...
Using the Network as Bus System for Long Discharge Data Acquisition and Processing
Hennig, C., Heimann, P., Kroiss, H., Kuehner, G., Kuehntopf, H., Maier, J., ...
Data acquisition in shot-based fusion experiments is characterized by a huge amount of data collected within a short time. The Stellarator experiment Wendelstein 7-X will produce a considerable...
Employing industrial standards in software engineering for W7-X
Kühner, G., Bluhm, T., Heimann, P., Hennig, C., Kroiss, H., Krüger, A., ...
Wendelstein 7-X CoDaC system description
Hennig, C., Bluhm, T., Heimann, P., Kroiss, H., Kühner, G., Laqua, H., ...
Common browsing and retrieval of technical and experimental data for steady state experiments
Bluhm, T., Heimann, P., Hennig, C., Kühner, G., Kroiss, H., Laqua, H., ...
First experiences with the new W7-X like control system at the WEGA stellarator
Lewerentz, M., Aßmus, D., Bluhm, T., Heinrich, S., Hennig, C., Herbst, U., ...
Test of the steady state W7-X control and data acquisition system at the WEGA stellarator
Laqua, H., Aßmus, D., Bluhm, T., Heimann, P., Heinrich, S., Hennig, C., ...
Experiment planning using the high level parameter concept
Riemann, H., Bluhm, T., Heimann, P., Hennig, C., Kühner, G., Kroiss, H., ...
Integration framework for W7-X using service oriented GRID middleware
Werner, A., Svensson, J., Kühner, G., Bluhm, T., Jakob, S., Heimann, P., ...
A first W7-X experiment program editor
Spring, A., Lewerentz, M., Bluhm, T., Heimann, P., Hennig, C., Kühner, G., ...
Software technologies for W7-X configuration and operation editors
Heimann, P., Bluhm, T., Hennig, C., Kroiss, H., Kühner, G., Laqua, H., ...
Concurrent object access for the W7-X configuration database
Maier, J., Bluhm, T., Heimann, P., Hennig, C., Kroiss, H., Kühner, G., ...
Zilker, M., Behler, K., Bluhm, T., Heimann, P., Hennig, C., Kroiss, H., ...