Kostenreduzierung von Aluminiumschaumbauteilen (2009)
Thümmler, R., Schneider, F., Vogel, R.
Am Fraunhofer Institut für Werkzeugmaschinen und Umformtechnik wurde in den letzten Jahren die Prozesskette der pulver-schmelzmetallurgischen Aluminiumschaumherstellung weiterentwickelt und...
Foaming with infrared radiation on a large scale (2009)
Currently an infrared radiation device is set up at the Fraunhofer-Institute for Machine Tools and Forming Technology (IWU). The infrared radiation device has been designed during the research...
Examples from Eastern Venezuelan and Canadian Foothills (2008)
Résumé — Modélisation de bassin en zones complexes: exemples des piémonts vénézuéliens et canadiens — L'objectif de la modélisation de bassin est de reconstruire l'histoire...
Flexible 3-D - laser cutting and welding with the combi-head (2008)
3-D-laser material processing has profited in recent years from the developments in high brightness disk and fiber lasers. The advantages of these lasers are: fiber coupled beam guidance, high beam...
The relevance of brightness for high power laser cutting and welding (2008)
Petring, D., Schneider, F., Wolf, N., Nazery, V.
Is there an optimum brightness regime for macro laser processing of materials? Does increased brightness always improve productivity? These questions have been vigorously discussed since lasers...
Adaptive Silikonmembranlinsen mit integriertem Piezo-Aktor (2007)
Schneider, F., Müller, C., Ulmer, U., Eberhard, D., Besser, H., Pfleging, W., ...
In diesem Beitrag werden adaptive Flüssiglinsen mit dicken Silikonmembranen in einem Durchmesserbereich von 5 bis 15 mm vorgestellt. Die Membranen werden mittels Gießtechnik in einem Batchprozess...
Neue Schweißtechnologien mit neuen Lasern (2007)
Albus, P., Boglea, A., Burbaum, B., Holtkamp, J., Kelbassa, I., Nazery-Goneghany, V., ...
Verfahren zur Materialabtragung sowie Vorrichtung zur Durchfuehrung des Verfahrens (2007)
Schulz, W., Petring, D., Schneider, F., Niessen, M.
DE 102007024701 A1 UPAB: 20081212 NOVELTY - The method for material ablation over a desired erosion depth of a work piece by a laser beam having partial beams, which have a defined beam axis,...
Petring, D., Schneider, F., Schulz, W., Niessen, M.
DE 102007024700 A1 UPAB: 20081217 NOVELTY - Focusing is effected to form a beam waist. Fractions of the beam (7) are deflected to diverge from the axis (4) at, ahead of and/or after the beam waist,...
Adaptive Silikonmembranlinsen mit integriertem Piezo-Aktor. (2007)
Schneider, F., Müller, C., Ulmer, U., Eberhard, D., Besser, H., Pfleging, W., ...
MikroSystemTechnik Kongress 2007, Dresden, 15.-17.Oktober 2007
The streamer chamber in a quark experiment at the CERN protron synchrotron (2006)
Allaby, James V, Bianchini, G, Diddens, Albert Nomdo, Dobinson, Robert W, Gygi, Edmond, Hartung, R, ...
Thümmler, R., Hipke, T., Schneider, F., Fahrni, S.
Insbesondere im Werkzeugmaschinenbau werden verstärkt Leichtbaukonzepte realisiert. Metallschäume besitzen ein hohes Leichtbau und Dämpfungspotential. Diese Eigenschaftskombination macht diesen...
Neugebauer, R., Stoll, A., Schneider, F.
DE1004056716 A UPAB: 20060620 NOVELTY - The device has a drilling tool holding device (1) for holding a drilling tool (a). An ultrasonic vibration generator (3) generates an ultrasonic vibration,...
Seroepidemiology of diphtheria and pertussis in Luxembourg in 2000 (2006)
Mossong, J, Putz, L, SHKEDY, Ziv, Schneider, F
A large serosurvey was carried out in Luxembourg in 2000-2001, to determine the population immunity against a number of vaccine-preventable infections including diphtheria and pertussis. Immunity to...
Roure, F, Schneider, F, Faure, JL, Ferket, Helga; U0018577, Guilkaumou, N, ...
Integrated structural-petrographic-magnetic-basin modeling case studies in numerous foreland fold-and-thrust belts provided key information on the critical parameters and processes controlling...
Petring, D., Fuhrmann, C., Wolf, N., Schneider, F.
WO2005099959 A UPAB: 20051130 NOVELTY - A process for treating or analysing a work piece (9) or a sample, comprises using at least one energetic beam (3). The beam is directed onto a spot to be...
Trennen und Fügen von Glas mit CO2 - und gepulster Nd:YAG - Laserstrahlung (2004)
Seme, B., Schneider, F., Petring, D., Poprawe, R.
Laserstrahlung ist für das präzise und qualitativ hochwertige Schneiden von Glas ein ideales Werkzeug. Mehrere Laserschneidverfahren, die den unterschiedlichen Eigenschaften der verschiedenen...
PKHD1 mutations in autosomal recessive polycystic kidney disease (ARPKD) (2004)
Bergmann, C., Senderek, J., Küpper, F., Schneider, F., Dornia, C., Windelen, E., ...
Forecasting Municipal Solid Waste Generation in Major European Cities (2004)
P. Beigl, G. Wassermann, F. Schneider, S. Salhofer
An understanding of the relationships between the quantity and quality of environmentally relevant outputs from human processes and regional characteristics is a prerequisite for planning and...
A new quasi-stationary, very high density plasma regime on the W7-AS stellarator (2002)
Jaenicke, R., Bäumel, S., Baldzuhn, J., Brakel, R., Burhenn, R., Ehmler, H., ...
Stellarators have the intrinsic property of steady state operation. However, on present-day stellarators the pulse length is usually not only limited due to technical reasons, but also by physical...
Overview on recent W7-AS results (2002)
Jaenicke, R., Bäumel, S., Baldzuhn, J., Brakel, R., Burhenn, R., Ehmler, H., ...
Schneider, F., Seme, B., Petring, D., Poprawe, R.
Usage and process development of laser beam cutting of thin metal sheets is still progressing. New laser sources among the established types CO2-laser and Nd:YAG-laser provide higher output power and...
Emotional processing in psychopathic personality (2002)
Salloum, JB, Devos, H, Schneider, F
Emotional-processing deficits may be one of the characteristic features of impaired affect in individuals with psychopathy. These include shallowness and profound lack of remorse or empathy....
Servais, J., Hainaut, M., Schmitz, V., Maes, P., Fransen, K., Vaira, D., ...
OBJECTIVE: To assess genotypic and phenotypic resistance testing in HIV-1-infected children failing a first protease inhibitor (PI) therapy. METHODS: In a multicenter observational study 21 children,...
High speed and thick section CO2 laser cutting (2001)
Despite the fact that CO2 laser cutting is the best established of all the laser processes, with more than 25 years of research and development behind it, the technology is still evolving rapidly....
Spectra of Highly Ionized Xenon (6-30 nm) Excited in W7-AS Plasmas (2001)
Hacker, H.H., Burhenn, R., Kondo, K., Anton, M., Assmus, D., Baeumel, S., ...
K. Werthschulte, G. Westermeir, F. Schneider
Our intention is to extend the EIB to a complete security concept which is currently missing in most solutions being developed for communication on the EIB network. This article describes solutions...
Albert, J, Boucher, C A, Clotet, B, Floridia, M, ...
The prevalence and the genotypic and phenotypic characteristics of multinucleoside-resistant (MNR) human immunodeficiency virus type 1 (HIV-1) variants in Europe were investigated in a multicenter...
Schmit, J C, Schneider, F, Ruiz, L, ...
We evaluated the predictive value of baseline HIV-1 genotypic resistance mutations for failure of a nucleoside reverse transcriptase inhibitor (NRTI) containing therapy. The change in therapy of 88...
Petring, D., Schneider, F., Thelen, C., Poprawe, R.
Presently laser beam cutting is a rapidly developing technology. New laser sources with higher power and improved beam quality as well as the modern drive and control equipment together with advanced...
Knedlitschek, G., Schneider, F., Gottwald, E., Schaller, Th., Eschbach, E., Weibezahn, K.F.
Journal of Biomechanical Engineering, 121(1999) S.35-39
Domain Decomposition Methods Applied To Sedimentary Basin Modeling (1998)
F. Willien, I. Faille, F. Schneider
Basin modeling aims to reconstruct the evolution of a sedimentary basin taking into account compaction of the porous medium, hydrocarbon formation, and migration. A sedimentary basin is a...
Kroisel, PM, Brondum-Nielsen, K, Vejerslev, L, Von Koskull, H, ...
At a workshop in Leuven, November 8-10, 1996, 24 clinical and laboratory geneticists from 15 countries in Europe met and discussed minimum standards for prenatal diagnosis. These guidelines are...
Verfahren zum Bearbeiten von Werkstuecken mit Laserstrahlung (1997)
Zefferer, H., Schulz, W., Schneider, F., Petring, D., Preissig, K.U.
Prozeßüberwachung und -regelung beim Laserstrahl-Hochgeschwindigkeitsschneiden (1997)
Methods and setup are presented for quality assurance and machine control of laser-slitting lines, used for cutting thin metal sheets. Optimal cutting speed is guaranteed by a closed loop process...
Gradiometry -- An Inverse Problem in Modern Satellite Geodesy (1997)
W. Freeden, F. Schneider, M. Schreiner
Satellite gradiometry and its instrumentation is an ultra-sensitive detection technique of the space gravitational gradient (i.e. the Hesse tensor of the gravitational potential). Gradiometry will be...
Instrumentation and beam diagnostics in the ISR (1996)
Barlow, A K, Borer, J, Hansen, S, Jones, E, De Jonge, M, ...
. In this paper we consider a certain class of geodetic linear inverse problems F = G in a reproducing kernel Hilbert space setting to obtain a bounded generalized inverse operator y . For a...
J. Buhmann, W. Burgard, A.B. Cremers, D. Fox, T. Hofmann, F. Schneider, ...
Rhinowas the University of Bonn's entry in the 1994 AAAI mobile robot competition. Rhino is a mobile robot designed for indoor navigation and manipulation tasks. The general scientific goal of...
Laser beam fusion cutting: Diagnostics and modelling of melt drag and ripple formation (1994)
Zefferer, H., Petring, D., Schulz, W., Schneider, F., Herziger, G.
Zefferer, H., Petring, D., Schulz, W., Schneider, F., Herziger, G.
Beim Laserstrahlschmelzschneiden führt die Dynamik der physikalischen Prozesse im Schneidfrontbereich und im Schmelznachlauf zur Riefenbildung. Beim Hochgeschwindigkeitsschneiden umschließt die...
Reaction Path Description and Internal-Mode Dynamics of Molecular Rearrangement in HO2 (1991)
Ch. Zuhrt, L. Zülicke, F. Schneider, X. Chapuisat
After brief general remarks and definitions for the reaction path concept in view of formulating physically transparent and computationally feasible theoretical models, the HO2 system is studied for...
Proportional drift tubes for large calorimeter detectors (1990)
Bosio, C, Flegel, Wilfried, Friend, B, King, A, Mess, K H, Meyer, J, ...
Polarization of positive muons produced in high-energy antineutrino interactions (1990)
Jonker, M, Panman, J, Udo, Fred, Navarria, Francesco Luigi, Allaby, James V, Amaldi, Ugo, ...
First results from the CERN - Hamburg - Amsterdam - Rome - Moscow neutrino experiment (1990)
Jonker, M, Panman, J, Udo, Fred, Allaby, James V, Amaldi, Ugo, Barbiellini, Guido, ...
Experimental study of inverse muon decay (1990)
Jonker, M, Panman, J, Udo, Fred, Allaby, James V, Amaldi, Ugo, Barbiellini, Guido, ...
Performance of a large system of proportional drift tubes for a fine-grain calorimeter (1990)
Diddens, Albert Nomdo, Jonker, M, Panman, J, Udo, Fred, Allaby, James V, Amaldi, Ugo, ...
A detector for neutral-current interactions of high-energy neutrinos (1990)
Diddens, Albert Nomdo, Jonker, M, Panman, J, Udo, Fred, Allaby, James V, Amaldi, Ugo, ...
Experimental study of neutral-current and charged-current neutrino cross sections (1990)
Jonker, M, Panman, J, Udo, Fred, Allaby, James V, Amaldi, Ugo, Barbiellini, Guido, ...
The limited streamer tube system of the CHARM Collaboration (1990)
Jonker, M, Udo, Fred, Amaldi, Ugo, Donnet, R, Flegel, Wilfried, Friend, B, ...
Experimental study of prompt neutrino production in 400 GeV proton-nucleus collisions (1990)
Jonker, M, Panman, J, Udo, Fred, Allaby, James V, Amaldi, Ugo, Barbiellini, Guido, ...
Use of streamer tubes in a large calorimetric neutrino detector (1990)
Jonker, M, Udo, Fred, Amaldi, Ugo, Donnet, R, Flegel, Wilfried, Friend, B, ...
The DELPHI detector at LEP (1990)
DELPHI Collaboration, Aarnio, PA, Abie, H, Abreu, P, Adam, W, Adrianos, P, ...
Noblet, Christophe, Lavenu, Alain, Schneider, F.
Cet article illustre l'évolution géodynamique du bassin de Cuenca (Equateur sud, Andes). Il s'agit d'un bassin continental intramontagneux d'âge oligo-miocène à pliocène. Les caractères...
Proposal to conserve Petunia. (1986)
Wijnands, D.O., Bos, J.J., Wijsman, H.J.W., Schneider, F., Brickell, C.D., Zimmer, K.
Thesis (doctoral)--Universität Leipzig, 1924.
HUISS, S, DAMIEN, B, SCHNEIDER, F, MULLER, C P
Among 44 fully protected, late convalescent adults re-exposed to measles, four developed an asymptomatic secondary immune response (SIR) with a significant increase in measles virus (MV)-specific IgG...
Ohlmann, P, Martínez, M C, Schneider, F, Stoclet, J C, Andriantsitohaina, R
Relaxing factors released by the endothelium and their relative contribution to the endothelium-dependent relaxation produced by bradykinin (BK) in comparison with different vasodilator agents were...
Filep, J. G., Hermán, F., Földes-Filep, E., Schneider, F., Braquet, P.
1. The aim of the present experiments was to study the possible role of platelet-activating factor (PAF) in mediating gastric mucosal damage induced by dexamethasone in the rat by measuring gastric...
Dreher, A., Méon, P., Schneider, F.
This paper assesses the relationship between institutions, output, and productivity, when official output is corrected for the size of the shadow economy. Our results confirm the usual positive...