Relative Importance of Electromagnetic Shield Violations, (9999)
In the topological approach to hardening systems against lightning, a barrier that is effectively impervious to electromagnetic energy is placed between the source of interference and the system to...
Topological Grounding Anomalies, (9999)
Two principal anomalies found in current grounding practices are discussed: The ground conductor penetrating a shield, and a grounded but open shield. Good grounding practices are simple when viewed...
Allocation of Protection against the Effects of Lightning on Electronic Systems, (9999)
Vance,E. F., Nanevicz,J. E., Graf,W., Hamm,J. M.
A procedure for determining how much protection is needed between the external lightning environment and the circuits inside equipment is developed on the basis of nested shields or electromagnetic...
FUZZY-STOCHASTIC EVALUATION OF UNCERTAINTIES IN MATERIAL PARAMETERS OF TEXTILES (2008)
A. Abdkader, W. Graf, B. Möller, P. Offermann
Open textile structures made of AR glass filament yarns are finding increasing application in civil engineering, e.g. as reinforcement in thin concrete strengthening layers. A knowledge of material...
[36] M. P. Wellman. Formulation of Tradeoffs in Planning Under Uncertainty. PhD (2008)
W. Wahlster, E. Andre, W. Graf, T. Rist, Wip The, John Yen, ...
[22] P.F. Patel-Schneider and A. Borgida. The (non-standard) treatment of individuals and user functions in classic concept definitions. Technical report, Bell Laboratories, 1991. [23] C. Rich. A...
Switchable windows with tungsten oxide (2008)
Georg, A., Georg, A., Graf, W., Wittwer, V.
Tungsten oxide can change its colour reversibly upon electron injection. It can be produced by sputtering, evaporation, chemical vapour deposition or other processes. In addition to its high...
Realization of ultrahigh photovoltages with organic photovoltaic nanomodules (2008)
Niggemann, M., Graf, W., Gombert, A.
The series interconnection of organic photovoltaic cells on the scale of several hundred nanometres results in 1390 interconnected elementary cells per mm. This organic photovoltaic nanomodule...
Ell, J., Georg, A., Arntzen, M., Gombert, A., Graf, W., Wittwer, V.
We prepared thin films of magnesium nickel with a wide compositional range from pure magnesium to the intermetallic compound Mg2Ni by e-beam evaporation. Capped with a thin Pd film such layers act as...
Optisch transparentes Leichtbauelement (2007)
Georg, A., Graf, W., Steinhart, J., Wittwer, V.
DE 102005058712 A1 UPAB: 20070817 NOVELTY - The light component includes separated chambers (1,2) provided with gas-chrome coating inside. A permeable diaphragm (3) with decolorized coating is...
Glaubitt, W., Graf, W., Gombert, A.
DE 102007039164 A1 UPAB: 20090409 NOVELTY - Coating material (I) comprises: first hydrolyzable and condensable oxidant particle with particle size of 5-20 nm; second particles with diameter of 80-300...
Oerter, H., Meyer, H., Graf, W., Fischer, H., Cattani, O., Jouzel, J., ...
The stable isotopes record of the EPICA-EDML ice core in comparison with the Dome C ice core (2005)
Oerter, H., Meyer, H., Graf, W., Fischer, H., Cattani, O., Jouzel, J., ...
The stable isotopes record of the EPICA-EDML ice core in comparison with the Dome C ice core (2005)
Oerter, H., Meyer, H., Graf, W., Fischer, H., Cattani, O., Jouzel, J., ...
Graf, W., Hamm, J. M., Vance, E. F.
This report documents Phase 2 of a program on unification of electromagnetic specifications and standards. During Phase 1, existing specifications and standards were reviewed against a general...
Vance, E. F., Graf, W., Nanevicz, J. E.
To establish a basis for evaluating standards, specifications, and codes by which electronic equipment and systems are procured and installed, a review of electromagnetic interference control has...
SYSTEM MIT VERGLASUNGSELEMENT UND GASVERSORGUNGSVORRICHTUNG (2005)
WO2003021344 A UPAB: 20030513 NOVELTY - The system comprises a glazing element (2) and a gas supply device (4). The glazing element has substrates (18,19) enclosing an intermediate chamber (3) and a...
Ruth, U., Wagenbach, D., Mulvaney, R., Oerter, H., Graf, W., Pulz, H., ...
STABLE ISOTOPE RECORDS FROM DRONNING MAUD LAND: RESULTS FROM THE EPICA ICE CORE (2004)
Oerter, H., Meyer, H., Lambrecht, A., Wilhelms, F., Graf, W., Stichler, W.
Niggemann, M., Gombert, A., Graf, W., Hinsch, A.
WO2004008553 A UPAB: 20040213 NOVELTY - The optoelectronic component has at least one layer of an electroconductive organic material (1) between at least 2 strip electrode pairs (P) formed by a...
Hochtemperaturstabiler Metallemitter sowie Verfahren zur Herstellung (2004)
Schlemmer, C., Graf, W., Georg, A., Gombert, A.
WO2004021451 A UPAB: 20040418 NOVELTY - Metal emitter or hot radiator of electromagnetic radiation, comprises a metallic main body (1) with metallic surface structure (2). In the intermediate spaces...
Ruth, U., Mulvaney, R., Wagenbach, D., Oerter, H., Graf, W., Pulz, H., ...
Backofen mit Kuehleinrichtung (2003)
Bundy, S., Graf, W., Lebacher, R., Nitz, P., Rabenstein, K., Roch, K., ...
DE 10202495 A UPAB: 20030910 NOVELTY - The oven comprises a baking muffle (1), a blower unit and an oven door (4) which has a front glass (5). The oven has an air guiding device which directs an...
Vorrichtung zur Lichtlenkung aus wenigstens einem teiltransluzentem Flaechenmaterial (2003)
Graf, W., Georg, A., Nitz, P., Buehler, C., Gombert, A., Wittwer, V.
WO2003071079 A UPAB: 20031120 NOVELTY - A flat upper side of the optical guide includes optically-active surface structures directing and/or scattering light. It also includes at least locally,...
Stable-isotope records from Dronning Maud Land, Antarctica (2002)
Graf, W., Oerter, H., Reinwarth, O., Stichler, W., Wilhelms, F., Miller, H., ...
1000-year ice core records from Berkner Island, Antarctic (2002)
Mulvaney, R., Oerter, H., Peel, D.A., Graf, W., Arrowsmith, C., Pasteur, E.C., ...
Das Eis der Polargebiete als Klimaarchiv (2002)
Oerter, H., Fischer, H., Kipfstuhl, J., Rack, W., Weller, R., Wilhelms, F., ...
Engineering Effects of Advanced Composite Materials on Avionics. (2002)
Graf,W., Hamm,J., Nanevicz,J. E., Tremain,D. E.
This report discusses the effects of advanced composite materials on avionics equipment. Over 80 reports and articles on this subject have been collected; the bibliographic data resides in an on-line...
The dependence of the chemical potential of WO3 films on hydrogen insertion (2002)
Georg, A., Schweiger, D., Graf, W., Wittwer, V.
Knowledge of the chemical potential of electrochromic films coloured by hydrogen is important for matching the elements of an electrochromic device, for understanding the colouring mechanism and for...
Ben Hamed, S., Bremmer, F., Graf, W.
The receptive field (RF) of neurons recorded from the lateral intraparietal area (LIP) was quantified using a rapid, computer-driven mapping procedure. For each neuron, the RF was mapped: (1) during...
Grossflaechiges Heizelement (2001)
Ledjeff-Hey, K., Wittwer, V., Georg, A., Graf, W.
DE 19835663 A UPAB: 20000624 NOVELTY - A feeder passes fuel gas, e.g. natural gas or hydrogen, into the interior or interval of a large-area heating element as cylinder or plate to burn catalytically...
Wittwer, V., Gombert, A., Heinzel, A., Boerner, V., Graf, W.
DE 19845423 A UPAB: 20000531 NOVELTY - A hot emitter, having a metallic surface with a microstructure of peaks and troughs for producing optical resonance in a certain emission wavelength region, is...
Accumulation rates and stable isotope content of surface firn on Berkner Island (1999)
Oerter, H., Graf, W., Minikin, A., Mulvaney, R., Wagenbach, D.
Graf, W., Georg, A., Wittwer, V., Koehl, M., Brucker, F., Gombert, A., ...
The description refers to a coating structure comprising - a reactive layer applied to a substrate, and - a catalyst layer applied to the reactive layer, - which activates a reactive layer reaction...
The Production and Processing of High-Quality Powder Metallurgy Materials. (1998)
Graf, W., Kraemer, H. J., Poetschke, J., Weiglin, W.
This paper describes the production and processing of high-quality metal powder; atomization is done in a 3 t scale by using nitrogen or argon; after having been sieved and mixed the powder is...
Gombert, A., Graf, W., Heinzel, A., Joerger, R., Koehl, M.
The optical constants of sputtered molybdenum layers and molybdenum/tin oxide cermets in the wavelength range 0.4-7 micrometers were determined by spectroscopic ellipsometry. the results were used...
Kaiser, A., Nitsch, J., Braun, C., Graf, W., Guidi, P., Schmidt, H.U.
Bei EMV-Störfestigkeits-Messungen an Geräten in TEM-Wellenleitern (TEM-Zellen/GTEM-Zellen) müssen bestimmte Forderungen an den Füllfaktor des Testvolumens eingehalten werden, um die Störung der...
Braun, C., Graf, W., Guidi, P., Schmidt, H.U.
Bei EMV-Störfestigkeits-Messungen an Geräten in TEM-Wellenleitern (TEM-Zellen/GTEM-Zellen) müssen bestimmte Forderungen an den Füllfaktor des Testvolumens eingehalten werden, um die Störung der...
Glimelius, B., Ekström, K., Hoffman, K., Graf, W., Haglund, U., ...
Background: The extent to which chemotherapy may relieve tumour-related symptoms, improve quality of life and prolong survival in patients with gastric cancer is not known in spite of the extensive...
Untersuchungen des Abstrahlverhaltens von Antennen und Störstrahlern in TEM-Wellenleitern (1996)
Guidi, P., Hawlitschka, S., Graf, W., Schmidt, H.U.
Der Bericht beschreibt Möglichkeiten und Grenzen der Messung von Antennen-Richtdiagrammen im homogenen Feld eines TEM-Wellenleiters. Die Ergebnisse werden mit Freifeld-Messungen und numerischen...
Brucker, F., Forcht, K., Frenz, M., Gombert, A., Graf, W., Heinzel, A., ...
Development of large area sputtered solar absorber coatings (1996)
Graf, W., Brucker, F., Köhl, M., Tröscher, T., Wittwer, V., Blessing, R., ...
Development and production of large area sputtered solar absorber coatings (1995)
Graf, W., Brucker, F., Köhl, M., Tröscher, T., Wittwer, V., Blessing, R., ...
Depolarization effects in ellipsometric measurements of thick layers (1995)
Forcht, K., Joerger, R., Gombert, A., Köhl, M., Graf, W.
Ellipsometry is a powerful technique for the determination of complex refractive indices n=n+ik of thin absorbing films deposited on a substrate. If the films are deposited onto an opaque substrate,...
Analysis of the morphology and the optical properties of sputtered molybdenum particles (1995)
Joerger, R., Forcht, K., Gombert, A., Graf, W., Heinzel, A., Köhl, M., ...
Analyse der Morphologie und der optischen Eigenschaften von gesputterten Molybdänpartikeln (1995)
Joerger, R., Forcht, K., Gombert, A., Graf, W., Heinzel, A., Köhl, M., ...
Cost-effectiveness of palliative chemotherapy in advanced gastrointestinal cancer (1995)
Glimelius, B., Hoffman, K., Graf, W., Haglund, U., Nyrén, O., Páhlman, L., ...
Background: Chemotherapy may relieve tumor-related symptoms, may improve quality of life and prolong survival in advanced gastrointestinal cancer. The extent of such improvements is unclear despite...
Reconnaissance of chemical and isotopic firn properties on top of Berkner Island, Antarctica (1994)
Wagenbach, D., Graf, W., Minikin, A., Trefzer, U., Kipfstuhl, J., Oerter, H., ...
Untersuchungen zur Brauchbarkeit von TEM-Wellenleiter-Simulatoren als EMV-Empfangsantennen (1994)
Braun, C., Graf, W., Guidi, P., Schmidt, H.U.
Der Bericht beschreibt die Kalibration eines 3-Streifen-TEM-Wellenleiters als Empfangsantenne für Störausstrahlungsmessungen mit Umrechnung der gewonnenen Werte in 10-m-Freifeld-Daten. Die...
Herstellung selektiver Solarabsorberschichten für plane Absorber mittels Sputtertechnik (1994)
Köhl, M., Brucker, F., Graf, W., Wittwer, V., Blessing, R., Herlitze, L.
The origin of green icebergs in Antarctica (1992)
Kipfstuhl, J., Dieckmann, G., Oerter, H., Hellmer, H., Graf, W.
Evidence for basal marine ice in the Filchner-Ronne ice shelf (1992)
Oerter, H., Kipfstuhl, J., Determann, J., Miller, H., Wagenbach, D., Minikin, A., ...
A scale-model simulator for system tests (1992)
Braun, C., Graf, W., Schmidt, H.U.
In diesem Vortrag wird die Modell-Simulationsanlage des Fraunhofer-Instituts in Euskirchen vorgestellt, auf die verwendeten Sensoren und die Methode der Frequenzbereichs-Simulation eingegangen....
A scale-model simulator for system tests (1992)
Braun, C., Graf, W., Schmidt, H.U.
In diesem Vortrag wird die Modell-Simulationsanlage des Fraunhofer-Instituts in Euskirchen vorgestellt, auf die verwendeten Sensoren und die Methode der Frequenzbereichs-Simulation eingegangen....
Rechnungen zur Reflexion des EXO-NEMP an der Erdoberfläche bei verschiedenen Bodenmodellen (1991)
Es wird das Reflexionsverhalten des exoatmosphärischen elektromagnetischen Impulses an der ebenen Erdoberfläche bei verschiedenen Bodenmodellen untersucht. Als Impulsform des einfallenden NEMP wird...
Braun, C., Graf, W., Guidi, P., Schmidt, H.U.
Am Fraunhofer-Institut in Euskirchen befaßt sich eine Arbeitsgruppe mit der Wirkung elektromagnetischer Impulse auf elektrische Systeme. Die Untersuchungen werden sowohl experimentell als auch...
WIP: The Coordinated Generation of Multimodal Presentations from a Common Representation (1991)
W. Wahlster, E. André, W. Graf, T. Rist
The task of the knowledge-based presentation system WIP is the generation of a variety of multimodal documents from an input consisting of a formal description of the communicative intent of a...
Rechnungen zur Reflexion des EXO-NEMP an der Erdoberfläche bei verschiedenen Bodenmodellen (1990)
Es wird das Reflexionsverhalten des exoatmosphärischen elektromagnetischen Impulses an der ebenen Erdoberfläche bei verschiedenen Bodenmodellen untersucht. Als Impulsform des einfallenden NEMP wird...
Es werden Fortran-Unterprogramme beschrieben, mit denen die Airy-Funktionen Ai(z) und Bi(z) sowie deren Ableitungen in der ganzen komplexen z-Ebene berechnet werden können. Für Absolutwerte von z...
Guidi, P., Schmidt, H.U., Graf, W., Braun, C.
This paper describes currents induced in a network of thin conducting rods. The transfer functions of these currents were calculated with the NEC-2 code and compared with measurements on the same...
Zur Optimierung von Cermet-Solarabsorberschichten (1990)
Durch die beschriebenen Arbeiten konnte gezeigt werden, daß bei aufgedampften Cermets unabhängig von den optischen Eigenschaften der Komponenten durch stetige Verminderung des Metallgehalts von...
Optical properties and thermal stability of Al/Al2O3 cermet solar absorbers (1990)
A mixture of dispersed metal in a dielectric matrix, a so-called cermet, offers the possibility of tailoring the refractive index. Combined with a reflector on the back side, an interference coating...
Lagersystem der neuen Logistik-Generation (1990)
Der Artikel widmet sich der Entwicklung eines automatischen Hochleistungsbehälterlagers, das durch die Konstruktion von Vertikalförderern und einem Regalbediengerät mit fest am Mast installierten...
Accumulation and ice core-studies on Filchner-Ronne Ice Shelf, Antarctica (1988)
Graf, W., Moser, H., Oerter, H., Reinwarth, O., Stichler, W.
Es wird untersucht, wie die Einkopplung des elektro-magnetischen Impulses einer nuklearen Hochexplosion in eine Leitung ueber eine Metallplatte zustande kommt. Dabei wird unendliche Leitfaehigkeit...
Clemens, P., Guidi, P., Schmidt, H.U., Graf, W., Braun, C.
An der Installation eines leerstehenden Gebaeudes wurden Wellenwiderstaende und Daempfungen von Kabeln bestimmt und die Einkopplung von impulsfoermigen und Hf-Feldern gemessen. Hochrechnungen auf...
Guidi, P., Schmidt, H.U., Graf, W., Braun, C.
Der Bericht beschreibt Aufbau, Wirkungsweise und Mess-Instrumentierung der NEMP-Modellsimulationsanlage des INT in Euskirchen. Es werden die bisher erreichten technischen Daten und erste...
Functional anatomy of the head-neck movement system of quadrupedal and bipedal mammals.
Graf, W, De Waele, C, Vidal, P P
This biomechanical investigation quantified the range of motion of the different articulations of the head-neck ensemble in man, monkeys, cats, rabbits and guinea pigs. Radiography and dissections...
Functional anatomy of the head-neck movement system of quadrupedal and bipedal mammals.
Graf, W, De Waele, C, Vidal, P P
This biomechanical investigation quantified the range of motion of the different articulations of the head-neck ensemble in man, monkeys, cats, rabbits and guinea pigs. Radiography and dissections...
Karlbom, U, Påhlman, L, Nilsson, S, Graf, W
The relations between defecographic findings, rectal emptying, and colonic transit time were analysed in 80 constipated patients (median age 49 years, range 22-87). Patients were classified into...
Graf, W., Påhlman, L., Bergström, R., Glimelius, B.
This analysis was conducted to evaluate the independent relationship between survival and response to chemotherapy in advanced colorectal cancer. In order to correct for the guarantee time effect,...