Minkevich, A. A., Fohtung, E., Slobodskyy, T., Riotte, M., Grigoriev, D., Schmidbauer, M., ...
Coherent x-ray diffractive imaging is extended to high resolution strain analysis in crystalline nanostructured devices. The application potential is demonstrated by determining the strain...
Experimental demonstration of the induction-shimming concept in superconductive undulators. (2009)
Wollmann, D., Bernhard, A., Pfeiffer, P., Baumbach, T., Mashkina, E., Grau, A., ...
Physical Review Special Topics - Accelerators and Beams, 12(2009) S.040702/1-6
Design von supraleitenden Undulatoren für den Einsatz in Table-Top Freien Elektronenlasern. (2009)
Fuchert, G., Bernhard, A., Ehlers, S., Wollmann, D., Pfeiffer, P., Rossmanith, R., ...
Frühjahrstagung DPG, Fachverband Teilchenphysik, München, 9.-13.März 2009
Magnetic field transients in superconductive undulators. (2009)
Ehlers, S., Bernhard, A., Fuchert, G., Pfeiffer, P., Rossmanith, R., Schörling, D., ...
Frühjahrstagung DPG, Fachverband Teilchenphysik, München, 9.-13.März 2009
Design, development and testing of diagnostic systems for superconducting undulators. (2009)
Hagelstein, M., Baumbach, T., Casalbuoni, S., Grau, A.W., Kostka, B., Rossmanith, R., ...
23rd Particle Accelerator Conf. (PAC09), Vancouver, CDN, May 4-8, 2009
TBONE: ultra-fast high-power coherent THz to Mid-IR radiation facility. (2009)
Müller, A.S., Baumbach, T., Casalbuoni, S., Gasharova, B., Hagelstein, M., Huttel, E., ...
23rd Particle Accelerator Conf. (PAC09), Vancouver, CDN, May 4-8, 2009
Mashkina, E., Vassiljev, N., Magerl, A., Grau, A., Casalbuoni, S., Hagelstein, M., ...
23rd Particle Accelerator Conf. (PAC09), Vancouver, CDN, May 4-8, 2009
COLDDIAG: a COLD vacuum chamber for DIAGnostics. (2009)
Casalbuoni, S., Baumbach, T., Grau, A., Hagelstein, M., Huttel, E., ...
Vortr.: Laboratori Nazionali de Frascati, I, 9.Juni 2009
Progress on the superconducting undulator for ANKA and on the instrumentation for R&D. (2009)
Casalbuoni, S., Baumbach, T., Grau, A., Hagelstein, M., Boffo, C., ...
10th Internat.Conf.on Synchrotron Radiation Instrumentation, Melbourne, AUS, September 27 - October 2, 2009
Analysis of spatial cross-correlations in multi-constituent volume data (2008)
Rack, A., Helfen, L., Baumbach, T., Kirste, S., Banhart, J., Schladitz, K., ...
We investigate spatial cross-correlations between two constituents, both belonging to the same microstructure. These investigations are based on two approaches: one via the measurement of the...
Schwarz, T., Bauer, S., Baumbach, T.
72.Jahrestagung der Deutschen Physikalischen Gesellschaft und DPG Frühjahrstagung des Arbeitskreises Festkörperphysik, Fachverband Tiefe Temperaturen, Berlin, 25.-29.Februar 2008
High resolution 1D and 2D crystal optics based on asymmetric diffractors. (2008)
Korytar, D., Ferrari, C., Mikulik, P., Germini, F., Vagovic, P., Baumbach, T.
Erko, A. [Hrsg.]
The FELIG project: implementing an automated production line for LIGA mass production. (2008)
Hahn, L., Saile, V., Schwartz, G., Schulz, J., Baumbach, T.
MiNaT : Internat.Fachmesse und Kongress für Feinwerktechnik, Ultrapräzision, Micro- und Nano-Technologien, Stuttgart, 7.-9.Oktober 2008
Garcia-Moreno, F., Rack, A., Helfen, L., Baumbach, T., Zabler, S., Babcsan, N., ...
Applied Physics Letters, 92(2008) S.134104/1-3
Holy, V., Baumbach, T., Lübbert, D., Helfen, L., Ellyan, M., Mikulik, P., ...
Physical Review B, 77(2008) S.094102/1-9
Krug, K., Porra, L., Coan, P., Wallert, A., Dik, J., Coerdt, A., ...
Journal of Synchrotron Radiation, 15(2008) S.55-61
Microdiffraction imaging of dislocation densities in microstructured samples. (2008)
Lübbert, D., Baumbach, T., Holy, V., Mikulik, P., Helfen, L., Pernot, P., ...
EPL, 82(2008) S.56002/1-2
Magnetic field test facility for superconductive undulator coils. (2008)
Mashkina, E., Grau, A., Baumbach, T., Bernhard, A., Casalbuoni, S., Hagelstein, M., ...
IEEE Transactions on Applied Superconductivity, 18(2008) S.1637-40
Fresnel diffraction in the case of an inclined image plane. (2008)
Modregger, P., Lübbert, D., Schäfer, P., Köhler, R., Weitkamp, T., Hanke, M., ...
Optics Express, 16(2008) S.5141-49
X-ray scattering at ANKA. (2008)
Buth, G., Doyle, S., Bauer, S., Schwarz, T., Weigel, R., Stierle, A., ...
ANKA - Annual report 2008 S.20-24
Pelliccia, D., Rack, A., Bauer, S., Cecilia, A., Helfen, L., Tao, L., ...
ANKA - Annual report 2008 S.27-33
Analysis of spatial cross-correlations in multi-constituent volume data. (2008)
Rack, A., Helfen, L., Baumbach, T., Kirste, S., Banhart, J., Schladitz, K., ...
Journal of Microscopy - Oxford, 232(2008) S.282-92
Insertion devices development. (2008)
Baumbach, T., Bernhard, A., Casalbuoni, S., Grau, A., Kostka, B., Hagelstein, M., ...
ANKA - Annual report 2008 S.209-12
Alexeeva, T.A., Benediktovich, A.I., Feranchuk, I.D., Baumbach, T., Ulyanenkov, A.
Physical Review B, 77(2008) S.174114/1-13
High-speed X-ray cineradiography for analyzing complex kinematics in living insects. (2008)
Betz, O., Rack, A., Schmitt, C., Ershov, A., Dieterich, A., Körner, L., ...
Synchrotron Radiation News, 21(2008) Nr.5, S.34-38
White beam synchrotron topography using a high resolution digital X-ray imaging detector. (2008)
Danilewsky, A.N., Rack, A., Wittge, J., Weitkamp, T., Simon, R., Riesemeier, H., ...
Nuclear Instruments and Methods in Physics Research B, 266(2008) S.2035-40
Minkevich, A.A., Baumbach, T., Gailhanou, M., Thomas, O.
Physical Review B, 78(2008) S.174110/1-8
Induction shimming: a new shimming concept for superconductive undulators. (2008)
Wollmann, D., Bernhard, A., Pfeiffer, P., Baumbach, T., Rossmanith, R.
Physical Review Special Topics - Accelerators and Beams, 11(2008) S.100702/1-10
Simulation of X-ray beamlines with the new ray tracing tool XTrace. (2008)
Bauer, S.T., Bauer, M., Steininger, R., Baumbach, T.
14th Nat.Conf.on Synchrotron Radiation Instrumentation (SRI 2007), Baton Rouge, La., April 25-27, 2007
Simulation of X-ray beamlines with the new ray tracing tool XTrace. (2008)
Bauer, S.T., Bauer, M., Steininger, R., Baumbach, T.
Nuclear Instruments and Methods in Physics Research A, 582(2007) S.90-92
Beam heat load measurements in the cold bore superconductive undulator in ANKA. (2008)
Casalbuoni, S., Grau, A., Hagelstein, M., Rossmanith, R., Zimmermann, F., Kostka, B., ...
14th Nat.Conf.on Synchrotron Radiation Instrumentation (SRI 2007), Baton Rouge, La., April 25-27, 2007
Beam heat load measurements in the cold bore superconductive undulator in ANKA. (2008)
Casalbuoni, S., Grau, A., Hagelstein, M., Rossmanith, R., Zimmermann, F., Kostka, B., ...
Nuclear Instruments and Methods in Physics Reseach A, 582(2007) S.34-36
White beam topography of 300 mm Si-wafers. (2008)
Danilewsky, A.N., Wittge, J., Rack, A., Weitkamp, T., Simon, R., Baumbach, T., ...
Journal of Materials Science: Materials in Electronics, 19(2008) Suppl.1, S.269-72
White beam topography of 300 mm Si-wafers. (2008)
Danilewsky, A.N., Wittge, J., Rack, A., Weitkamp, T., Simon, R., Baumbach, T., ...
12th Internat.Conf.on Defects-Recognition, Imaging and Physics in Semiconductors (DRIP XII), Berlin, September 9-13, 2007
CASPER - a magnetic measurement facility for superconducting undulators. (2008)
Mashkina, E., Grau, A., Schneider, Th., Bernhard, A., Casalbuoni, S., Hagelstein, M., ...
8th European Conf.on Applied Superconductivity (EUCAS '07), Bruxelles, B, September 16-20, 2007
CASPER - a magnetic measurement facility for superconducting undulators. (2008)
Mashkina, E., Grau, A., Schneider, Th., Bernhard, A., Casalbuoni, S., Hagelstein, M., ...
Journal of Physics: Conference Series, 97(2008) S.012020/1-6
Superconductive Damping Wigglers for the CLIC Project (2007)
Baumbach, T, Bernard, A, Braun, H, Casalbuoni, S, Grau, A, Hagelstein, M, ...
The CLIC damping ring requires wigglers with both high on-axis fields and short periods. The present design foresees a superconductive wiggler with a period length of 5 cm, a peak on-axis field of...
X-ray detectors for NDE applications (2007)
Kroening, M., Melkadze, R.G., Lezhneva, T.M., Khvedelidze, L.B., Kalandadze, G.D., Baumbach, T., ...
A tremendous development in the field of imaging radiation detectors has taken place in the last decade. Conventional X-ray film has been replaced by digital X-ray imaging systems in a no. of ways....
Superconductive damping wigglers for the CLIC project (2007)
Rossmanith, R, Baumbach, T, Bernhard, A, Braun, H-H, Casalbuoni, Sa, Grau, AW, ...
Supraleitende Undulatoren an ANKA. Status und aktuelle Entwicklungen. (2007)
Bernhard, A., Casalbuoni, S., Hagelstein, M., Kostka, B., Mashkina, E., Rossmanith, R., ...
Frühjahrstagung DPG, Fachverband Teilchenphysik, Heidelberg, 5.-9.März 2007
Beam heat load measurements in the cold bore superconductive undulator installed at ANKA. (2007)
Casalbuoni, S., Hagelstein, M., Kostka, B., Rossmanith, R., Mashkina, E., Steffens, E., ...
Frühjahrstagung DPG, Fachverband Teilchenphysik, Heidelberg, 5.-9.März 2007
Visrock: a program for digital topography and X-ray microdiffraction imaging. (2007)
Journal of Applied Crystallography, 40(2007) S.595-97
Performance of the first superconducting cold-bore undulator in an electron storage ring. (2007)
Bernhard, A., Casalbuoni, S., Frahm, R., Griesbock, B., Haake, U., Hagelstein, M., ...
IEEE Transactions on Applied Superconductivity, 27(2007) S.1235-38
Beam heat load and pressure rise in a cold vacuum chamber. (2007)
Casalbuoni, S., Grau, A., Hagelstein, M., Rossmanith, R., Zimmermann, F., Kostka, B., ...
Physical Review Special Topics - Accelerators and Beams, 10(2007) S.093202/1-9
Helfen, L., Myagotin, A., Rack, A., Pernot, P., Mikulik, P., DiMichiel, M., ...
physica status solidi (a), 204(2007) S.2760-65
Baumbach, T., Lübbert, D., Weitkamp, T., [Hrsg.]
physica status solidi (a), 204(2007)
12th Internat.Conf.on Defects-Recognition, Imaging and Physics in Semiconductors (DRIP XII), Berlin, September 9-13, 2007
Rack, A., Helfen, L., Banhart, J., Baumbach, T., Schladitz, K., Ohser, J.
14th Workshop on Stochastic Geometry, Stereology and Image Analysis, Neudietendorf, September 23-28, 2007
Helfen, L., Myagotin, A., Baumbach, T., DiMichiel, M., Kröning, M.
9th European Conf.on Non-Destructive Testing (ECNDT), Berlin, September 25-29, 2006
High resolution three-dimensional imaging by synchrotron-radiation computed laminography. (2007)
Helfen, L., Baumbach, T., Pernot, P., Mikulik, P., DiMichel, M., Baruchel, J.
Bonse, U. [Hrsg.]
Helfen, L., Baumbach, T., DiMichiel, M., Cloetens, P.
Journees Annuelles de la Society Francaise de Metallurgie et de Materiaux (SF2M), St.Etienne, F, 30 Mai - 1 Juin, 2007
Baumbach, T., Müller, A.S., Casalbuoni, S., Grau, A., Hagelstein, M., Rosmanith, R., ...
ANKA - Annual Report 2007 S.264-68
Scattering and imaging. (2007)
Buth, G., Doyle, S., Trabelsi-Bauer, S., Rack, A., Weigel, R., Stierle, A., ...
ANKA - Annual Report 2007 S.270-78
Entwicklung von Insertion Devices. (2006)
Casalbuoni, S., Hagelstein, M., Kostka, B., Rossmanith, R., Kläser, M., Schneider, Th., ...
Helfen, L., Myagotin, A., Baumbach, T., Dimichel, M., Kröning, M.
Due to increasing packing density and ongoing miniaturization there is a growing need for non-destructive quality assurance of devices in microsystem technology, especially for techniques providing...
Investigation of hybrid pixel detector arrays by synchrotron-radiation imaging (2006)
Helfen, L., Myagotin, A., Pernot, P., DiMichiel, M., Mikulik, P., Berthold, A., ...
Synchrotron-radiation imaging was applied to the non-destructive testing of detector devices during their development cycle. Transmission imaging known as computed laminography was used to examine...
Forschung mit Synchrotronstrahlung. (2006)
Nachrichten - Forschungszentrum Karlsruhe, 37(2005) S.163-68
Zerstörungsfreie, dreidimensional abbildende Untersuchungen für Mikrosystem-Produkte. (2006)
Nachrichten - Forschungszentrum Karslruhe, 37(2005) S.215-18
Entwicklung von Insertion Devices. (2006)
Casalbuoni, S., Hagelstein, M., Kostka, B., Rossmanith, R., Kläser, M., Schneider, Th., ...
Nachrichten - Forschungszentrum Karlsruhe, 37(2005) S.224-28
Bernhard, A., Casalbuoni, S., Hagelstein, M., Kostka, B., Rossmanith, R., Steffens, E., ...
Journal of Physics: Conference Series, 43(2006) S.719-22
Superconductive undulator development at ANKA. (2006)
Bernhard, A., Casalbuoni, S., Griesebock, B., Haake, U., Hagelstein, M., Klaeser, M., ...
Frühjahrstagung DPG, Fachverband Teilchenphysik, Dortmund, 28.-31.März 2006
Synchrotron Tomography on complex material systems. (2006)
Rack, A., Helfen, L., Manke, I., Zabler, S., Knabe, C., Riesemeier, H., ...
DPG Spring Meeting of the Divison Condensed Matter, 21st General Conf.of the Condensed Matter Division of the European Physical Society, Dresden, March 26-31, 2006
Casalbuoni, S., Hagelstein, M., Kostka, B., Rossmanith, R., Weisser, M., Steffens, E., ...
Physical Review Special Topics - Accelerators and Beams, 9(2006) S.010702/1-6
Superconducting in-vacuum undulators. (2006)
Bernhard, A., Hagelstein, M., Kostka, B., Kläser, M., Rossmanith, R., Schneider, T., ...
19th Internat.Conf.on Magnet Technology (MT-19), Genova, I, September 18-23, 2005
Superconducting in-vacuum undulators. (2006)
Bernhard, A., Hagelstein, M., Kostka, B., Kläser, M., Rossmanith, R., Schneider, T., ...
IEEE Transactions on Applied Superconductivity, 16(2006) S.1836-39
X-ray microdiffraction imaging investigations of wing tilt in epitaxially overgrown GaN. (2006)
Lübbert, D., Mikulik, P., Pernot, P., Helfen, L., Craven, M.D., Keller, S., ...
physica status solidi (a), 203(2006) S.1733-38
Investigation of hybrid pixel detector arrays by synchrotron-radiation imaging: (2006)
Helfen, L., Myagotin, A., Pernot, P., DiMichiel, M., Mikulik, P., Berthold, A., ...
7th Internat.Workshop on Radiation Imaging Detectors (IWORID 2005), Grenoble, F, July 4-7, 2005
Investigation of hybrid pixel detector arrays by synchrotron-radiation imaging: (2006)
Helfen, L., Myagotin, A., Pernot, P., DiMichiel, M., Mikulik, P., Berthold, A., ...
Nuclear Instruments and Methods in Physics Research A, 563(2006) S.163-66
Insertion device development. (2006)
Bernhard, A., Casalbuoni, S., Hagelstein, M., Kläser, M., Kostka, B., Müller, A.S., ...
ANKA - Annual Report 2006
Mikulik, P., Lübbert, D., Pernot, P., Helfen, L., Baumbach, T.
Spring Meeting of the European Materials Research Society, Strasbourg, May 31 - June 3, 2005
Mikulik, P., Lübbert, D., Pernot, P., Helfen, L., Baumbach, T.
Applied Surface Science, 253(2006) S.188-93
Helfen, L., Myagotin, A., Rack, A., Pernot, P., Mikulik, P., DiMichiel, M., ...
8th Bienneal Conf.on High Resolution X-Ray Diffraction and Imaging (XTOP 2006), Baden-Baden, September 19-22, 2006
Epitaxial lateral overgrowth of GaN studied by X-ray micro-diffraction imaging. (2006)
Baumbach, T., Lübbert, D., Holy, V., Mikulik, P., Helfen, L., Pernot, P., ...
8th Bienneal Conf.on High Resolution X-Ray Diffraction and Imaging (XTOP 2006), Baden-Baden, September 19-22, 2006
Holy, V., Baumbach, T., Lübbert, D., Ellyyan, M., Mikulik, P.
8th Bienneal Conf.on High Resolution X-Ray Diffraction and Imaging (XTOP 2006), Baden-Baden, September 19-22, 2006
Image - a beamline project for microradiography and tomography at ANKA. (2006)
Rack, A., Weitkamp, T., Simon, R., Helfen, L., Baumbach, T.
8th Bienneal Conf.on High Resolution X-Ray Diffraction and Imaging (XTOP 2006), Baden-Baden, September 19-22, 2006
In-line beam conditioning crystal X-ray optics. (2006)
Korytar, D., Ferrari, C., Mikulik, P., Doyle, S., Baumbach, T., Vagovic, P.
8th Bienneal Conf.on High Resolution X-Ray Diffraction and Imaging (XTOP 2006), Baden-Baden, September 19-22, 2006
The future high resolution X-ray diffraction and surface scattering beamline at ANKA:NANO. (2006)
8th Bienneal Conf.on High Resolution X-Ray Diffraction and Imaging (XTOP 2006), Baden-Baden, September 19-22, 2006
Technical report: first beam tests of a superconductive undulator in a storage ring at ANKA. (2006)
Bernhard, A., Casalbuoni, S., Frahm, R., Griesebock, B., Haake, U., Hagelstein, M., ...
Synchrotron Radiation News, 19(2006) Nr.3, S.9-17
Kröning, M., Besse, I., Baumbach, T., Berthold, A., Melkadze, R.G., Lezhneva, T.M., ...
For the last decade a tremendous development in the field of imaging radiation detectors has taken place. Conventional X-ray film has been replaced by digital X-ray imaging systems in a number of...
Anordnung zur Detektion von Roentgenstrahlung und Verfahren zu deren Herstellung (2005)
Schreiber, J., Baumbach, T., Hirsch, O.
WO2004104635 A UPAB: 20050112 NOVELTY - The arrangement has a sensitive layer (1) of semiconducting material that absorbs x-ray radiation, that is contacted on one side by a covering electrode and...
Helfen, L., Baumbach, T., Mikulik, P., Kiel, D., Pernot, P., Cloetens, P., ...
Computed laminography with synchrotron radiation is developed and carried out for three-dimensional imaging of flat, laterally extended objects with high spatial resolution. Particular experimental...
Lübbert, D., Ferrari, C., Mikulik, P., Pernot, P., Helfen, L., Verdi, N., ...
The method called 'rocking-curve imaging' (RCI) has recently been developed to visualize lattice imperfections in large crystals such as semiconductor wafers with high spatial resolution. The method...
Local wing tilt analysis of laterally overgrown GaN by x-ray rocking curve imaging (2005)
Lübbert, D., Baumbach, T., Mikulik, P., Pernot, P., Helfen, L., Köhler, R., ...
We report on recent advances in spatially resolved x-ray diffraction, extending the technique known as rocking curve imaging down to 1-2 mu m spatial resolution. Application to a set of gallium...
Investigation of pore initiation in metal foams by synchrotron-radiation tomography (2005)
Helfen, L., Baumbach, T., Pernot, P., Cloetens, P., Stanzick, H., Schladitz, K., ...
Synchrotron-radiation tomography was used to investigate early foaming stages of aluminium alloys. Monochromatic radiation, high spatial resolution down to the micrometer scale, partial beam...
Three-dimensional imaging of cement microstructure evolution during hydration (2005)
Helfen, L., Dehn, F., Mikulik, P., Baumbach, T.
Synchrotron radiation is used for X-ray computed tomography to characterise the hydration process of Portland cement. Quantitative determination of the three-dimensional absorption coefficient...
Die Forschung mit Synchrotronstrahlung an ANKA. (2005)
Jahrestagung der Deutschen Gesellschaft für Kristallographie (DGK), der Deutschen Gesellschaft für Kristallwachstum und Kristallzüchtung (DKGG) und des Nationalkomittees für Kristallographie der...
ANKA Strahlrohre für Röntgenbeugung. (2005)
Buth, G., Doyle, S., Simon, R., Hagelstein, M., Baumbach, T.
Jahrestagung der Deutschen Gesellschaft für Kristallographie (DGK), der Deutschen Gesellschaft für Kristallwachstum und Kristallzüchtung (DKGG) und des Nationalkomittees für Kristallographie der...
Helfen, L., Baumbach, T., Mikulik, P., Kiel, D., Pernot, P., Cloetens, P., ...
Applied Physics Letters, 86(2005) S.071915/1-3
Lübbert, D., Baumbach, T., Mikulik, P., Pernot, P., Helfen, L., Keller, S., ...
Physik seit Albert Einstein : 69.Jahrestagung der DPG, Berlin, 4.-9.März 2005
Mitschke, M., Pernot, P., Helfen, L., Scherzer, S., Zwerger, A., Baumbach, T.
Nuclear Instruments and Methods in Physics Research A, 546(2005) S.135-39
Monolithic two-dimensional beam compressor for hard x-ray beams. (2005)
Korytar, D., Baumbach, T., Ferrari, C., Helfen, L., Verdi, N., Mikulik, P., ...
Journal of Physics D, 38(2005) S.A208-A212
Local wing tilt analysis of laterally overgrown GaN by x-ray rocking curve imaging. (2005)
Lübbert, D., Baumbach, T., Mikulik, P., Pernot, P., Helfen, L., Köhler, R., ...
Journal of Physics D, 38(2005) S.A50-A54
Investigation of pore initiation in metal foams by synchrotron-radiation tomography. (2005)
Helfen, L., Baumbach, T., Pernot, P., Cloetens, P., Stanzick, H., Schladitz, K., ...
Applied Physics Letters, 86(2005) S.231907/1-3
Bernhard, A., Casalbuoni, S., Hagelstein, M., Kostka, B., Rossmanith, R., Steffens, E., ...
7th European Conf.on Applied Superconductivity (EUCAS 2005), Wien, A, September 11-15, 2005
Three-dimensional imaging of cement microstructure evolution during hydration. (2005)
Helfen, L., Dehn, E., Mikulik, P., Baumbach, T.
Advances in Cement Research, 17(2005) S.103-11
1-D and 2-D highly asymmetrical X-ray crystal optics. (2005)
Korytar, D., Ferrari, C., Mikulik, P., Baumbach, T., Vagovic, P.
ANKA - Annual Report 2005 S.120-21
Operation of the first superconductive undulator in a storage ring at ANKA. (2005)
Bernhard, A., Griesebock, B., Haake, U., Hagelstein, M., Kostka, B., Rossmanith, R., ...
ANKA - Annual Report 2005 S.141-44
Superconductive insertion device and related machine development at ANKA. (2005)
Bernhard, A., Hagelstein, M., Kläser, M., Kostka, B., Rossmanith, R., Schneider, Th., ...
ANKA - Annual Report 2005 S.145-47
Köhler, B., Schreiber, J., Bendjus, B., Herms, M., Melov, V., Helfen, L., ...
NDE activities at the Laboratory for Acoustic Diagnosis and Quality Assurance (EADQ) Dresden are outlined. The applied methods comprise acoustic, thermal, optical, and X-ray ones. Additionally,...
Materials characterization of micro-devices (2004)
Schreiber, J., Bendjus, B., Köhler, B., Melov, V., Baumbach, T.
During the design of ever smaller sized micro-systems, the question appears how much the properties of the materials used differ from those of bulk material and even to laterally extended thin films....
Hermann, R., Baumbach, T., Schreiber, J.
This paper describes the functions and circuitry of a flat panel readout chip for a direct conversion X-rays into a 13-bit digital image. The readout circuit and the sensor are located on the same...
Helfen, L., Dehn, F., Mikulik, P., Baumbach, T.
New possibilities opened up by synchrotron radiation could present x-ray tomog. as an exptl. imaging method to study the microstructural evolution during cement hydration. The present work...
Mitschke, M., Pernot, P., Helfen, L., Scherzer, S., Zwerger, A., Baumbach, T.
6th Internat.Workshop on Radiation Imaging Detectors (IWORID 2004), Glasgow, GB, July 25-29, 2004
Baumbach, T., Göttlicher, J., Hagelstein, M., [Hrsg.]
Karlsruhe : Forschungszentrum Karlsruhe GmbH, 2004
Two-dimensional x-ray magnification based on a monolithic beam conditioner (2003)
Korytar, D., Mikulik, P., Ferrari, C., Hrdy, J., Baumbach, T., Freund, A., ...
In x-ray imaging and beam conditioning it is useful to magnify or demagnify the x-ray beam, or an image, approaching (sub)micrometre resolution or the (sub)micrometre illuminated region. Using an...
Mikulik, P., Lubbert, D., Korytar, D., Pernot, P., Baumbach, T.
We have developed a high-resolution diffraction imaging method for determination of the complete three-dimensional rotational local lattice misorientation of crystalline samples. The method, called...
Investigation of the foaming process of metals by synchrotron-radiation imaging (2003)
Helfen, L., Stanzick, H., Ohser, J., Schladitz, K., Rejmankova-Pernot, P., Banhart, J., ...
Process control in aluminium foam producing using real-time X-ray radioscopy (2002)
Stanzick, H., Wichmann, M., Weise, J., Banhart, J., Helfen, L., Baumbach, T.
Helfen, L., Baumbach, T., Stanzick, H., Banhart, J., Elmoutaouakkil, A., Cloetens, P.
Foamed aluminium alloy containing 7wt.-% of Si is investigated by µm-resolved X-ray computed tomography (CT) using synchrotron radiation. The foam is fabricated employing a Powder metallurgical...
Process control in aluminum foam production using real-time x-ray radioscopy (2002)
Stanzick, H., Wichmann, M., Weise, J., Helfen, L., Baumbach, T., Banhart, J.
Aluminum alloy foams were created by expanding foamable precursors containing a gas-releasing blowing agent in a dense metallic matrix. The precursors were prepared in two different ways: either by...
X-ray imaging systems for NDT and general applications (2002)
Kröning, M., Hirsch, O., Shulgin, B., Raikov, D., Kidibaev, M., Koroleva, T., ...
Real-time digital image processing based on digital sensor arrays opens completely new application areas for X-ray inspections. Exciting developments are underway, and new dimensions of X-ray imaging...
Advanced x-ray imaging techniques for semiconductor wafer characterisation (2002)
Baumbach, T., Mikulik, P., Korytar, D., Pernot, P., Lubbert, D., Helfen, L., ...
Viewing the early stage of foam formation by high-resolution computed tomography (2001)
Helfen, L., Baumbach, T., Stanzick, H., Banhart, J., Elmoutaouakkil, A., Cloetens, P., ...
Metal foam evolution studied by synchrotron radioscopy (2001)
Banhart, J., Stanzick, H., Helfen, L., Baumbach, T.
High-intensity synchrotron x-ray radioscopy was used to obtain real-time images of foaming metals, thus allowing the formation, growth, and decay of such systems to be studied. Bubble generation,...
Real-time X-ray investigation of aluminium foam sandwich production (2001)
Banhart, J., Stanzick, H., Helfen, L., Baumbach, T., Nijhof, K.
Cellular metals can be produced by various methods. Among these, foaming methods are especially attractive because they allow for manufacturing fairly inexpensive closed-cell materials with promising...
Zeimer, U., Grenzer, J., Baumbach, T., Lübbert, D., Mazuelas, A., Erbert, G.
Broad-area lasers were investigated by high resolution x-ray diffraction (HRXRD) and topography, before and during laser operation. Rocking curves were taken at different positions of the 150 µm...
Observation of dislocation generation in highly strained quantum well lasers during operation (2001)
Mazuelas, A., Dotor, M.L., Golmayo, D., Zeimer, U., Baumbach, T., Luebbert, D., ...
For the first time, we have obtained the real-time observation, by x-ray topography, of the laser degradation due to the formation of misfit dislocations. We drive the laser diode under a...
Mikulik, P., Jergel, M., Baumbach, T., Majkova, E., Pincik, E.
Structural characterization of a fully etched amorpous W/Si multilayer grating with a lateral periodicity of 800 nm is performed by x-ray reflectivity in the coplanar and non-coplanar modes using a...
High-Resolution Radioscopy and Tomography for Light Materials and Devices (2000)
Helfen, L., Baumbach, T., Banhart, J., Stanzick, H., Cloetens, P., Ludwig, W., ...
New manufacturing techniques and innovative materials, nowadays used in modern product design and fabrication, require elaborated quality control methods by non-destructive testing (NDT). Prominent...
High-Resolution Radioscopy and Tomography for Light Materials and Devices (2000)
Helfen, L., Baumbach, T., Banhart, J., Stanzick, H., Cloetens, P., Ludwig, W., ...
New manufacturing techniques and innovative materials, nowadays used in modern product design and fabrication, require elaborated quality control methods by non-destructive testing (NDT). Prominent...
Nanofocus CT - A New Dimension in Radioscopic Inspection on Micro Materials (2000)
The state of the art in the field of nondestructive testing by X-ray technology related on spatial resolution is up to now given by so called open tube systems, i.e. systems in which the essential...
Baumbach, T., Lübbert, D., Gailhanou, M.
The surface shape and the spatial distribution of strain in GaInAs/InP multilayer gratings is experimentally determined by combining high-resolution x-ray diffraction and grazing-incidence...
Neue Möglichkeiten zur Zerstörungsfreien Baugruppeninspektion (2000)
Bei der Fertigung elektronischer Baugruppen werden standardmäßig elektrische Prüfungen zur Qualitätssicherung eingesetzt. Diese erfassen jedoch nur die Fehler, welche bereits zu einem Schaden...
Giannini, C., Baumbach, T., Lübbert, D., Felici, R., Tapfer, L., Marschner, T., ...
We investigate the morphological transition from a steplike interface modulation to a highly periodic lateral thickness modulation that occurs on symmetrically strained (GaIn)As/GaAs/(PAs)/GaAs...
Strain Relaxation in Surface Nano-Structures Studied by X-Ray Diffraction Methods (2000)
Baumbach, T., Lübbert, D., Gailhanou, M.
We study the lattice strain relaxation in pseudomorphic surface gratings using high resolution X-ray diffraction and elasticity theory. Symmetrical and asymmetrical X-ray diffraction gives evidence...
Mu-m-resolved high resolution x-ray diffraction imaging for semiconductor quality control (2000)
Lübbert, D., Baumbach, T., Härtwig, J., Boller, E., Pernot, E.
Grazing incidence x-ray studies of twist-bonded Si/Si and Si/SiO2 interfaces (2000)
Buttard, D., Eymery, J., Rieutord, F., Fournel, F., Lübbert, D., Baumbach, T., ...
Appendix: Quantum Mechanical Approach of Born and Distorted-Wave Born Approximations (1999)
In this appendix we treat the formal quantum-mechanical approach to scattering by mulitlayers with random fluctuations. That can be interface roughness, but also porosity or density fluctuations. In...
X-ray Reflectivity Investigation of Thin P-Type Porous Silicon Layers (1999)
Buttard, D., Dolino, G., Bellet, D., Baumbach, T., Rieutord, F.
X-ray reflectivity (XRR) was used to investigate the p- and p+ -type porous Silicon (PS) layers. For p- -type samples, a linear dependence of the thickness versus the anodization time was revealed in...
Elastic Stress Relaxation in GaInAsP Quantum Wires on InP (1999)
Baumbach, T., Lübbert, D., Mazuelas, A., Paris, G., Jenichen, B., Kojima, T., ...
High resolution x-ray diffractometry and photoluminescence measurements (PL) have been used to compare the effects of elastic stress relaxaton of free standing and overgrown Ga0.22In0.78As0.80P0.20...
X-ray reflection by rough multilayer gratings: Dynamical and kinematical scattering (1999)
X-Ray reflectivity by rough multilayer gratings is treated in the framework of kinematical and dynamical theories. The kinematical scattering integral is calculated without the restrictions of the...
Strain Relaxation in Surface Nano-Structures Studied by X-Ray Diffraction Methods (1999)
Baumbach, T., Lübbert, D., Gailhanou, M.
We study the lattice strain relaxation in pseudomorphic surface gratings using high resolution X-ray diffraction (XRD), grazing incidence diffraction and elasticicty theory. Ba means of grazing...
Non-Uniform Strain in Epitaxial Surface Gratings: Beyond the Ordinary Elastic Description (1999)
A generalized elastic description of non-uniform strain in layered epitaxial surface gratings is presented. The proposed total free energy of the system contains a surface term responsible for the...
Pietsch, U., Baumbach, T., Darowski, N., Forchel, A., Wang, K.H., Wiebach, T., ...
The vertical variaton of in-plane strain induced by an In01Ga0.9As single quantum well (SQW) embedded in a free-standing wire stucture on GaAs(001) has been investigated by depth resolved x-ray...
Zeimer, U., Baumbach, T., Grenzer, J., Lübbert, D., Pietsch, U., Mazuelas, A., ...
The strain distribution in broad-area high-power semiconductor laser diodes is investigated both before and during operation and degradation by high-resolution x-ray diffraction using synchrotron...
Baumbach, T., Lübbert, D., Gailhanou, M.
Single and multilayer surface gratings of the system GaInAs/InP are studied by x-ray diffraction reciprocal space mapping. From the diffraction data we determine the gratting period and shape, the...
Lübbert, D., Baumbach, T., Ponti, S., Pietsch, U., Leprince, L., Schneck, J., ...
We investigate the strain evolution in low strained gratings befor and after embedding in the substrate material by high-resolution grazing incidence X-ray diffraction and elasticity theory. for the...
Phasenkontrastradiographie und -tomographie, eine neue Methode für die Mikro-ZfP (1999)
Baumbach, T., Helfen, L., Boller, E., Ludwig, W., Cloetens, P.
Die Entwicklung moderner strukturwerkstoffe stellt wachsende Anforderungen an die Materialcharakterisierung un die qualitätskontrolle mittels zerstörungsfreier Methoden. Bei der Darstellung von...
Handbuch der Zerstörungsfreien Prüfung im Verlag R. Oldenbourg (1999)
Das Handbuch der Zerstörungsfreien Materialprüfung von E.A.W. Müller im Verlag R. Oldenbourg, München, steht in der Tradition der deutschen und mitteleuropäischen Ingineurausbildung und ist...
Grazing Incidence Diffraction by Laterally Patterned Semiconductor Nanostructures (1999)
A theoretical study of grazing incidence diffraction by laterally patterned epitaxial nanostructures is presented and successfully applied to experimental findings of pseudomorphic multilayer...
Residual strain in buried and non-buried semiconductor nanostructures (1998)
Lübbert, D., Baumbach, T., Leprince, L., Schneck, J., Talneau, A., Felici, R.
Grazing incidence diffraction by epitaxial multilayered gratings (1998)
Baumbach, T., Lübbert, D., Pietsch, U., Darowski, N., Leprince, L., Talneau, A., ...
Darowski, N., Pietsch, U., Zhuang, Y., Zerlauth, S., Bauer, G., Lübbert, D., ...
The depth dependent strain relaxion in photolithographically defined and reactive ion etched Si/SiGe quantum wire and dot arrays is determined by high resolution grazing incidence x-ray diffraction....
Rack, A., García-Moreno, F., Baumbach, T., Banhart, J.
High-speed synchrotron-based radioscopy is applied to study a coalescence event (which lasts ∼2 ms) in situ in a liquid metal foam.