Forschungsbericht 2006

TUHH > Forschungsbericht > 2006

Forschungsbericht 2006

2-11 Hochfrequenztechnik

Hochfrequenztechnik

Denickestr. 22
21073 Hamburg

Tel.: 040 / 42878 - 3019
Fax: 040 / 42878 - 2755

e-mail: jacob@tu-harburg.de
www: http://www.tu-harburg.de/et3/home/index.html

Professoren
Prof. Dr.-Ing. Arne Jacob (Leitung)	(TUHH)
Prof. Dr.-Ing. Klaus Schünemann	(TUHH)

Sekretariat
Brigitte Biricz	(TUHH)

wissenschaftliche Mitarbeiter/innen
Dipl.-Ing. Wiebke Bandlow	(TUHH)
Dipl.-Ing. Torben Baras	(BMBF)
Dipl.-Ing. Philip Birtel	(BMBF)
Dipl.-Ing. Alexander Geise	(BMBF)
Dr.-Ing. Martin Jenett	(TUHH)
Dipl.-Ing. Karsten Kuhlmann	(BMBF)
Dipl.-Ing. Alexander Molke	(BMBF)
Dipl.-Ing. Johannes Müller	(TUHH)
Dipl.-Ing. Holger Pawlak	(BMBF)
Dipl.-Ing. Alexander Stark	(TUHH)

sonstige Mitarbeiter/innen
Carmen Hajunga	(BMBF)
Werner Thun	(TUHH)
Dipl.-Ing. Jürgen Winkelmann	(TUHH)

Gäste
Dr.-Ing. Andrej Serebryannikov	(Humbold Stiftung)
Dipl.-Ing. Dmytro Vavriv	(DAAD)

Forschungsprojekte

Kooperationen

Bundesanstallt für Geowissenschaften und Rohstoffe, Hannover
DLR Oberpfaffenhofen
Daimler Benz Forschungszentrum Ulm
DaimlerChrysler Ulm
Deutsche Telekom Darmstadt
EADS/astrium Ottobrunn
Forschungszentrum Karlsruhe
IMST Kamp-Lintfort
Institute of Radio Astronomy of the National Academy of Sciences of Ukraine
Kharkov National University Scientific Physical Technological Center
Micro Systems-Engineering GmbH & Co Berg(Oberfranken)
Radeberger Hybridelektronik GmbH Radeberg
Radiophysics and Electronics National Academy of Sciences of Ukraine
Technische Hochschule Darmstadt
Technische Universität Braunschweig
Technische Universität Ilmenau
Technische Universität München
Tesat Spacecom Backnang
Thales Electron Devices GmbH Ulm
University of Electronic Science and Technology of China
Universität Erlangen-Nürnberg
Universität Hamburg

Publikationen

Veröffentlichungen

2-11.206V
A. Abou-Elnour and K. Schünemann: "An Efficient and Accurate Self-Consistent Calculation of Electronic States in Modulation Doped Heterostructures", Solid-State Elec., vol. 37, pp. 27-30, 1994.
2-11.207V
A. Abou-Elnour and K. Schünemann: "Closed-Form Calculation of Two-Dimensional Scattering Rates in Semiconductor Heterostructures", Solid-State Elec., vol. 37, pp. 1817-1824, 1994.
2-11.208V
A. Abou-Elnour and K. Schünemann: "A Rigorous Model of Tunneling and Thermionic Currents in Microwave HFETS", Proceedings of the 24th European Microwave Conference (EuMC), Cannes, France, pp. 1587-1592, 1994.
2-11.209V
A. Abou-Elnour, M. Curow, B. Wang, and K.Schünemann: "Performance Limits and Optimization of Millimeter Wave Gunn Elements", Proceedings of the 19th International Conference on Infrared and Millimeter Waves (IRMMW), Sendai, Japan, pp. 91-92, 1994.
2-11.210V
T. Hauschild and R. Knöchel: "Mikrowellensensor zur Dichtebestimmung in Gas/Feststoff-Wirbelschichten", Chem.-Ing.-Tech., vol. 66, Nr. 4, pp. 522-523, 1994".
2-11.211V
A. Jöstingmeier, C. Rieckmann, and A.S. Omar: "Frequency Domain Analysis of Gyrotrons Based on Complete Eigenfunction Expansion", Proceedings of the 19th International Conference on Infrared and Millimeter Waves (IRMMW), Sendai, Japan, pp. 345-346, 1994".
2-11.212V
A. Jöstingmeier, C. Rieckmann, and A.S. Omar: "A Rigorous Time Domain Analysis of Gyrotrons", Proceedings of the 19th International Conference on Infrared and Millimeter Waves (IRMMW), Sendai, Japan, pp. 347-348, 1994.
2-11.213V
A. Jöstingmeier, C. Rieckmann, and A.S. Omar: "Rigorous and Numerically Efficient Computation of the Irrotational Electric and Magnetic Eigenfunctions of Complex Gyrotron Cavities", Proceedings of the IEEE Trans. MTT-S Symposium, San Diego, USA, pp. 321-324, 1994.
2-11.214V
D. Klugmann and R. Judaschke: "A 94-GHz FM-CW Doppler Radar Using Semiconductor Technique", 3rd International Symposium on Troposheric Profiling, Hamburg, 1994".
2-11.215V
G.V. Eleftheriades, A.S. Omar, L.P.B. Kathehi, and G.M. Rebeiz: "Some Important Properties of Waveguide Junction Generalized Scattering Matrices in the Context of the Mode Matching Technique", IEEE Trans. Microwave Theory Tech., vol. 42, pp. 1896-1903, 1994".
2-11.216V
C. Schulz-Mirbach: "Automatische Lastverteilung in lose gekoppelten Multi-Prozessornetzwerken", 6. Parallelrechner-Anwender-Treffen, TAT, Kurzvorträge,Klinikum Aachen, pp. 4-5, 1994.
2-11.217V
M. Shahabadi and K. Schünemann: "A Network Model for Periodic Structures", the International Conference on Millimeter and Submillimeter Waves and Application (SPIE), San Diego, USA, 1994".
2-11.218V
M. Shahabadi and K. Schünemann: "Network Modelling of Metallic Gratings", the 19th International Conference on Infrared and Millimeter Waves (IRMMW), Sendai, Japan, pp. 363-364, 1994.
2-11.219V
Y.S. Xu and A.S. Omar: "Rigorous Solution of Mode Spectra for Shielded Multilayer Microstrip Lines", IEEE Trans. Microwave Theory Tech., vol. 42, pp. 1213-1221, 1994.
2-11.220V
N.P. Zhuck, A.S. Omar, K. Schünemann, and S. N. Shulga: "EM Wave Scattering by an Inhomogeneous Anisotropic Body in an Anisotropic Region", Proceedings of the IEEE AP-S Symposium, Seattle, USA, vol. 3, pp. 2310-2313, 1994.
2-11.221V
N.P. Zhuck, A.S. Omar, and S. N. Shulga: "Integral Equation Analysis of 2-D Scattering from Penetrable Body", Proceedings of the APMC, Tokyo, Japan, 1994.
2-11.222V
A. Abou-Elnour, M. Curow, and K. Schünemann: "Study of Simulation Models for the Design of MM-Wave Oscillators with Two-Terminal Devices",Proceedings of the 20th International Conference of Infrared and Millimeter Waves (IRMMW), Orlando, USA, M5.2, pp. 64-65, 1995.
2-11.223V
A. Abou-Elnour and K. Schünemann: "A Comparison Between the Noise Performance of Millimeter Wave MESFETs and Hetero-FETs by Using a Two-Dimensional Physical Simulator", Proceedings of the 25th European Microwave Conference (EuMC), Bologna, Italy, pp. 1142-1145, 1995.
2-11.224V
A. Abou-Elnour and K. Schünemann: "Determination of Electronic States in Low Dimensional Heterostructure and Quantum Wire Devices", Proceedings of the 6th International Conference on Simulation of Semiconductor Devices and Processes (SISDEP), Erlangen, Germany, vol. 6, pp. 178-181, 1995.
2-11.225V
A. Abou-Elnour and K. Schünemann: "Rigorous Two-Dimensional Physical Modeling of Noise Performance of Sub-0.25 m Gate-Length FETs",Proceedings of the 39th IEEE International Electron Device Meeting, Washington, USA, pp. 781-784, 1995.
2-11.226V
A. Abou-Elnour and K. Schünemann: "Microscopic Determination of Noise in Semiconductor Devices and its Application to Sub-m Gate-Length Hetero-FETs", Proceedings of the 3rd International Semiconductor Device Research Symposium (ISDRS), Charlottesville, USA, pp. 549-552, 1995.
2-11.227V
M. Curow, A. Abou-Elnour, K. Schünemann: "Operation of a Second Harmonic GaAs Gunn Oscillator at 140 GHz", Proceedings of the 20th International Conference on Infrared and Millimeter Waves (IRMMW), Orlando, USA, pp. 62-63, M5.1, 1995.
2-11.228V
M. Curow: "New Insight in Operation Principles and Accurate Design of Fundamental and Harmonic Millimeter-Wave Oscillators", Proceedings of the IEEE MTT-Symposium, Orlando, USA, pp. 545-548, 1995.
2-11.229V
M. Curow: "New Insight in Operating Modes and Optimum Design of Harmonic TED Oscillators for W-Band Applications", submitted for Publication, 1995.
2-11.230V
M. Curow: "Comparison Between Fundamental and Harmonic Power Generation of GaAs Gunn Devices at 94 GHz", Electronics Letters, vol. 31, pp. 656-657, 1995.
2-11.231V
M. Curow, D. Liebig, K. Schünemann: "Comparison of Different Carrier Transport Models for Simulation of W- and D-Band GaAs IMPATT Diodes", Proceedings of the 4th ISSDT '95, Krueger National Park, South Africa, 1995.
2-11.232V
M. Curow: "Design and Optimization of Millimeter-Wave IMPATT Oscillators Using a Conistent Model for Active and Passive Circuit Parts. Simulation of Semi-Conductor Devices and Processes", vol. 6, H. Ryssel, P. Pichler. Wien: Springer-Verlag, pp. 250-253, 1995.
2-11.233V
G. Faby, S. Lütgert, K. Schünemann: "Simulation of Orotron Performance for Non-Homogeneous Electron Beam", Proceedings of the 20th International Conference on Infrared and Millimeter Waves (IRMMW), Orlando, USA, M5.7, pp. 74-75, 1995.
2-11.234V
G. Faby, K. Schünemann: "Modified Bethe-Theory for Hole-Coupling in Quasi-Optical Orotron Resonator", Proceedings of the 20th International Conference on Infrared and Millimeter Waves (IRMMW), Orlando, USA, M5.8, pp. 76-77, 1995.
2-11.235V
T. Hauschild, J. Stabe, R. Knöchel: "Enhancements in Resolution Capability of Microwave Sensors by Using the GPOF-Method-Implications for Tomographic Imaging of Gas-Solid Fluidized Beds, Process Tomography-95, Implementation for Industrial Processes, Manchester", Proceedings of a Workshop, Bergen, Norway, C5, pp. 277-287, 1995. Editiert von Beck, M.S.; Hoyle, B.S.; Morris,M.A.; Waterfall, R.C.; Williams, R.A.
2-11.236V
T. Hauschild and R. Knöchel: "Microwave Measurement of Density Profiles in Fluidized Bed Reactors with Improved Spatial Resolution",Proceedings of the IEEE MTT-S International Microwave Symposium, Orlando, USA, Paper TH3F-13, pp. 1467-1470, 1995.
2-11.237V
T. Hauschild, J. Stabe, R. Knöchel: "Signalverarbeitung für ein Mikrowellenradarsystem im Nahbereich", Proceedings of the Mikrowellen und Optronik (MIOP), Sindelfingen, 1A.6, pp. 53-59, 1995.
2-11.238V
T. Hauschild, J. Stabe, R. Knöchel: "Estimating the Number of Signal Poles in Reflectometric Data using the Generalized-Pencil-of-Functions Method", Proceedings of the IEEE Singapore Conference on Signal Processing, Circuits & Systems (SICSPCS), TAS3.2, pp. 140-144, 1995.
2-11.239V
A. Rosenberger, J. Jelonnek, R. Knöchel, and H. Miller: "A Ground Operated Digital Ice-Radar Built from "Off-The-Shelf" Components and Field Tests on the Ekstroem Ice Shelf, Antarctica", IEEE Trans. Geosciences and Remote Sensing, 1995.
2-11.240V
J. Jelonnek and K. Schünemann: "Time Domain Analysis of Gyrotrons under Window Reflections", Proceedings of the 20th International Conference on Infrared and Millimeter Waves (IRMMW), Orlando, USA, M3.2, pp. 32-33, 1995.
2-11.241V
J. Jelonnek and K. Schünemann: "Comparison to Field Expansion Methods for Gyrotron Analysis", Proceedings of the 20th International Conference on Infrared and Millimeter Waves (IRMMW) Orlando, USA, M3.1, pp. 30-31, 1995.
2-11.242V
A. Jöstingmeier, A.v. Borzyskowski, G. Faby, M. Jenett, and K. Schünemann: "Network Analyzer Calibration without Impedance", Proceedings of the ICEMI, Shanghai, P.R.-China, pp. 33-36, 1995.
2-11.243V
A. Jöstingmeier, C. Rieckmann, and A.S. Omar: "Systematic Searching for Cavity and Waveguide Modes by Making Use of Foster's Theorem", Proceedings of the IEEE MTT-S Symposium, Orlando, USA, pp. 821-824, 1995.
2-11.244V
A. Jöstingmeier, C. Rieckmann, and A.S. Omar: "Self-Consistent Multi-Mode Time Domain Analysis of Gyrotrons", Proceedings of the IEEE MTT-S Symposium, Orlando, USA, pp. 1383-1386, 1995.
2-11.245V
A. Jöstingmeier, C. Rieckmann, and A.S. Omar: "Rigorous and Numerically Efficient Computation of the Irrotational Electric and Magnetic Eigenfunctions of Complex Gyrotron Cavities", IEEE Trans. Microwave Theory Tech., vol. 43, pp. 1187-1195, 1995.
2-11.246V
A. Jöstingmeier, C. Rieckmann, and A.S. Omar: "Improving the Numerical Efficiency and Accuracy of the Modal Expansion Inside Gyrotron Cavities", Proceedings of the 25th European Microwave Conference (EuMC), Bologna, Italy, pp. 404-409, 1995.
2-11.247V
A. Jöstingmeier, C. Rieckmann, and A.S. Omar: "A New Approach to the Analysis of Inhomogeneously Filled Shielded Waveguides with Metal Inserts", Proceedings of the 20th International Conference on Infrared and Millimeter Waves (IRMMW), Orlando, USA, pp. 393-394, 1995.
2-11.248V
A. Jöstingmeier, C. Rieckmann and A.S. Omar: "A Rigorous Time Domain Analysis of Gyrotrons", International Journal of Infrared and Millimeter Waves, vol. 16, 1995.
2-11.249V
D. Klugmann and R. Judaschke: "A 94-GHz Solid State FM-CW Doppler Radar Profiler", 2nd Symposium on Combined Optical-Microwave Earth and Atmosphere Sensing, Atlanta, USA, 1995.
2-11.250V
D. Liebig: "Cellular Automata Simulation of GaAs-IMPATT-Diodes", Proceedings of the 6th International Conference on Simulation of Semiconductor Devices and Processes (SISDEP), Erlangen, pp. 74-77, 1995.
2-11.251V
C. Schulz-Mirbach: "The Path Integral Monte Carlo Method for Quantum Transport on a Parallel Computer", Proceedings of the 6th International Conference on Simulation of Semiconductor Devices and Processes (SISDEP), Erlangen, pp. 392-395, 1995.
2-11.252V
M. Shahabadi, K. Schünemann, and H.-G. Unger: "Principles of Quasi-Optical Power Combining", 3rd International Workshop on Terahertz Electronics, Zermatt, Schweiz, 1995.
2-11.253V
M. Shahabadi, K. Schünemann, and H.-G. Unger: "Modelling of Diffraction at Dielectric Biperiodic Objects Using an Equivalent Network", Proceedings of the 20th International Conference on Infrared and Millimeter Waves (IRMMW), Orlando, USA, pp. 397-398, W7.3, 1995.
2-11.254V
R. C. Tupynamba and A.S. Omar: "Some Improvements to the FDTD Algorithm for the Analysis of Passive Circuits", Proceedings of the IEEE MTT-S Symposium, Orlando, USA, pp. 1657-1660, 1995.
2-11.255V
N.P. Zhuck and A.S. Omar: "Effective Electromagnetic Response of a Bi-Isotropic Medium with Random Collection of Spherical Inclusions: A Random Medium Approach", Proceedings of the International Union of Radio Science Symposium (URSI), St. Petersburg, Russian Federation, pp. 631-633, 1995.
2-11.256V
N.P. Zhuck and A.S. Omar: "EM Wave Excitation and Propagation in a Generally Anisotropic Homogeneous Medium: A Coordinate-Free Approach", Proceedings of the IEEE AP-S Symposium, Newport Beach, USA, pp. 830-833, 1995.
2-11.257V
N.P. Zhuck: "Effective Parameters of a Statistically Homogeneous Fluid with Strong Density and Compressibility Fluctuations", in Phys. Rev. B, vol. 52, no. 2, pp. 919-926, 1995.
2-11.258V
N.P.Zhuck,and A.S.Omar: "Dyadic Green's Functions and Electromagnetic Radiation in a Homogeneous General Bi-Anisotropic Medium", IEEE Trans. Antennas and Propagation, 1995.
2-11.259V
O.A. Abo El-Nor, A. Abou-Elnour, and K. Schünemann: "Analysis of FET Oscillator Noise in Fundamental and Harmonic Mode", Recent Research Developments in Microwave Theory and Techniques, India, 1996.
2-11.260V
A. Abou-Elnour and K. Schünemann: "Accurate Modelling of Noise Fluctuations in MM-Wave Semiconductor Devices and their Spatial and Frequency Dependence", Proceedings of the MTT-Symposium, San Francisco, USA, pp. 1719-1722, 1996.
2-11.261V
A. Abou-Elnour, M. Curow, and K. Schünemann: "An Efficient Physical Device-Circuit Simulator and its Application for Accurate Design of Millimeter-Wave Oscillators", International Journal of Infrared and Millimeter Waves, vol. 17, pp. 949-971, 1996.
2-11.262V
A. Abou-Elnour and K. Schünemann: "Optimization of Hetero-FET Alloy Composition for Low Noise Applications in Millimeter-Wave Frequency Range", Proceedings of the 26th European Solid-State Device Research Conference (ESSDERC), Bologna, Italy, pp. 259-262, 1996.
2-11.263V
A. Abou-Elnour and K. Schünemann: "Influence of Alloy Composition on the Noise Behavior of Hetero-FETs in Millimeter-Wave Frequency Range", Proceedings of the 26th European Microwave Conference (EuMC), Prag, Czech Republic, pp. 896-899, 1996.
2-11.264V
A. Abou-Elnourand K. Schünemann: "CAD Optimization of Hetero-FET Structure for Efficient Operation at MM-Wave Frequencies", Recent Research Developments in Microwave Theory and Techniques, India, 1996.
2-11.265V
A. Abou-Elnour and K. Schünemann: "Noise Calculation of Submicrometer Semiconductor Devices (MESFETs) by Using Two-Dimensional Physical Simulators", International Journal of Electronics and Communications, 1996.
2-11.266V
A. Abou-Elnour and K. Schünemann: "Impact of Alloy Composition on the High Frequency Performance Limits of Hetero-FETs", Proceedings of the 8th International Conference on Microelectronics (ICM), Cairo, Egypt, 1996.
2-11.267V
M. Curow, A. Abou-Elnour, and K. Schünemann: "D-Band Operation of a Second Harmonic GaAs Gunn Oscillator", International Journal of Infrared and Millimeter Waves (IRMMW), vol. 17, pp. 305-316, 1996.
2-11.268V
M. Curow, D. Liebig, K. Schünemann: "Simulation of Millimeterwave GaAs IMPATT Diodes using Stationary and Nonstationary Transport Models", MTT-S Symposium, 1996.
2-11.269V
M. Curow, D. Liebig, K. Schünemann: "Comparison of Different Carrier Transport Models for Simulations of W- and D-Band GaAs IMPATT Diodes", Proceedings of the 26th European Microwave Conference (EuMC), Prag, Czech Republic, pp. 383-385, 1996.
2-11.270V
V. Damm, D. Eisenburger, M. Jenett, R. Thierbach, J. Winkelmann: "Application of a Newly Developed Helicopter-Borne GPR Measuring System for Determination of Ice Thickness in Antarctica", 6th International Conference on Ground Penetrating Radar, Sendai, Japan, 1996.
2-11.271V
G. Faby, S. Lütgert, K. Schünemann: "Nonlinear Self-Consistent Orotron-Simulation in Time- and Frequency-Domain", Proceedings of the German-Ukrainian Seminar in Microwave Electronics: Theory, Devices, and Applications, Kharkov, Ukraine, pp. 25-35, 1996.
2-11.272V
G. Faby, K. Schünemann: "Orotron Operation For Misaligned Electron Beam", Proceedings of the 21st International Conference on Infrared and Millimeter Waves (IRMMW),Berlin, pp. AW5, 1996.
2-11.273V
G. Faby, K. Schünemann: "Q-Factor Measurements of Lossy-Coupled Open Resonators in the Millimeter-Wave Range", IEEE International Journal of Instrumentation and Measurements, 1996.
2-11.274V
G. Faby, K.Schünemann: "Design of Waveguide-to-Orotron-Resonator Transition Utilizing Modified Bethe-Theory", IEEE International Journal of Microwave Theory and Techniques, 1996.
2-11.275V
T. Hauschild, R. Knöchel: "Measurement of Complex Permittivity of Solids Up To 1000° C", Proceedings of the IEEE MTT-S International Microwave Symposium, San Francisco, USA, TH3F-22, pp. 1687-1690, 1996.
2-11.276V
J. Jelonnek and K. Schünemann: "Study of Gyrotron Synchronization Using an Improved Multi-Mode Time-Domain Analysis", Proceedings of the 21st International Conference on Infrared and Millimeter Waves (IRMMW), Berlin, pp. AM7, 1996.
2-11.277V
M. Jenett and R. Judaschke: "Radar Systems for Enviromental Studies", Proceedings of the German-Ukrainian Seminar in Microwave Electronics: Theory, Devices, and Applications, Kharkov, Ukraine, pp. 17-24, 1996.
2-11.278V
D. Klugmann, R. Judaschke: "A 94-GHz FMCW Doppler Radar Profiler Using a Solid State Transmitter", Beiträge zur Physik der Atmosphäre, vol. 69, no. 1, pp. 239-246, 1996.
2-11.279V
R. Judaschke, K. Schünemann: "Design and Optimization of Millimeter-Wave IMPATT Oscillators", Proceedings of the IEEE MTT-Symposium, San Francisco, USA, pp. 939-942, 1996.
2-11.280V
R. Judaschke, K. Schünemann: "Circuit Design of D-Band IMPATT Oscillators", Proceedings of the 21st Int. Conference on Infrared and Millimeter Waves (IRMMW), Berlin, p. CM5, 1996.
2-11.281V
D. Klugmann, R. Judaschke: "A 94 GHz FMCW Radar Profiler for Remote Sensing of Clouds", Proceedings of the 21st International Conference on Infrared and Millimeter Waves (IRMMW), Berlin, p. BW1, 1996.
2-11.282V
D. Liebig, A. Abou-Elnour, and K. Schünemann: "An Implicit Coupling Scheme for the Use of Long Time Steps in Stable Self-Consistent Particle Simulation of Semiconductor Devices with High Doping Levels", Proceedings of the International Conference on Simulation of Semiconductor Processes and Devices (SISPAD), Tokyo, Japan, pp. 45-46, 1996.
2-11.283V
A.S. Omar, C. Rieckmann and A. Jöstingmeier: "General Theory of Complex and Backward-Wave Modes as a Part of the Complete Modal Spectrum", invited Paper for the XXVth URSI General Assembly, Lille, France, 1996.
2-11.284V
C. Rieckmann, A. Jöstingmeier, and A. S. Omar: "Application of the Eigenmode Transformation Technique for the Analysis of Planar Transmission Lines", Proceedings of the IEEE MTT-S Symposium, San Francisco, USA, pp. 1023-1026, 1996.
2-11.285V
C. Rieckmann, A. Jöstingmeier, and A. S. Omar: "Numerically Efficient Computation of a Complete Set of Eigenfunctions in Complex Cavities", Electromagnetics, vol. 16, no. 3, pp. 291-311, 1996.
2-11.286V
C. Rieckmann, A. Jöstingmeier and A.S. Omar: "Application of the Eigenmode Transformation Technique for the Analysis of Planar Transmission Lines", IEEE Trans. Microwave Theory Tech., vol. 44, pp. 2479-2486, 1996.
2-11.287V
K. Schünemann, R. Judaschke, and M. Shahabadi: "New Quasi-Optical Circuit Technology for the Submillimeter-Wave Range", the 30th ESLAB Symposium on Submillimeter and Far-Infrared Space Instrumentation, Noordwijk, Netherlands, pp. 179-181, 1996.
2-11.288V
M. Shahabadi, and K. Schünemann: "Millimeter-Wave Power Combining. Microwave Electronics: Theory, Devices, and Applications", Proceedings of the German Ukrainian Seminar, Kharkov, Ukraine, pp. 5-16, 1996.
2-11.289V
M. Shahabadi, and K. Schünemann: "Holographic Power Combining: A New Principle for Millimeter and Submillimeter-Wave Power Combining", the 26th European Microwave Conference (EuMC), Prag, Czech Republic, pp. 115-119, 1996.
2-11.290V
R.C. Tupynamba and A.S. Omar: "The Synthesis of Passive Circuits Using the FDTD", Proceedings of the IEEE MTT-S Symposium, San Francisco, USA, pp.749-752, 1996.
2-11.291V
B. Wang, A. Abou-Elnour, and K. Schünemann: "Determination of the Influence of Doping Profile on the Performance of MM-Wave Gunn Elements by Using an Efficient Physical Simulator", International Journal of Infrared and Millimeter Waves, vol. 17, pp. 1205-1218, 1996.
2-11.292V
N.P. Zhuck and A.S. Omar: "Calculation of the Effective Constitutive Parameters of a Disordered Bi-Isotropic Medium Using Renormalization Method", IEEE Trans. Antennas Propagation, vol. 44, pp. 1142-1149, 1996.
2-11.293V
N.P. Zhuck and A.S. Omar: "Scalarization Approach in the Theory of EM Waves in a Plane-Layered Bianisotropic Medium: General Formulations", Progress in Electromagnetic Research, Cambridge: EMW Publishing, vol.12, pp. 219-249, 1996.
2-11.294V
N.P. Zhuck and A.S. Omar: "Scalarization Approach in the Theory of Electromagnetic Waves in Generally Bianisotropic Stratified Media",Proceedings of the IEEE AP-S Symposium, Baltimore, USA, pp. 880-883, 1996.
2-11.295V
N.P. Zhuck, D.O. Batrakov and A.S. Omar: "Remote Probing of a Uniaxial Plane-Layered Medium Using an Incident Wave with a Varied State of Polarization", Proceedings of the IEEE AP-S Symposium, Baltimore, USA, pp. 2160-2162, 1996.
2-11.296V
N.P. Zhuck and A.S. Omar: "Scalarization Approach in the Theory of EM Waves in a Plane-Layered Bianisotropic Medium: General Formulations", Journal of Electromagnetic Waves and Applications, vol. 11, pp. 157-160, 1996.
2-11.297V
N.P. Zhuck, and K. Schünemann: "Effective Dielectric Response of a Statistically Inhomogeneous Medium with Strong Permittivity Fluctuations", Phys. Rev. B., 1996.
2-11.298V
N.P. Zhuck and K. Schünemann: "The Spectral Green's Functions for Circularly Symmetric Medium as Distributions", Radio Science, 1996.
2-11.299V
N.P. Zhuck: "Strong Fluctuation Theory for a Mean Acoustic Field in a Random Fluid with Statistically Anisotropic Perturbations", J. Acoust. Soc. Am., vol. 99, no. 1, pp. 46-54, 1996.
2-11.300V
N.P. Zhuck: "Effective Impedance of an Irregular Interface of Media: Case of Deterministic Perturbations", Radio Science, vol. 31, no. 4, pp. 729-739, 1996.
2-11.301V
A. Abou Elnour, D. Liebig, K. Schünemann: "Efficient Modeling of Microscopic and Macroscopic Noise Behavior of Submicron-Highly-Doped Semiconductor Devices at Millimeter-Wave Frequencies", Proceedings of the IEEE MTT-S Symposium, Denver, USA, pp. 1289-1292, 1997.
2-11.302V
A. Abou Elnour, D. Liebig, K. Schüenemann: "An Efficient Two-Dimensional Physical Modeling of Noise Fluctuations in Submicron and Highly Doped Semiconductor Devices", Proceedings of the 14th ICNF, Leuven, Belgium, 1997.
2-11.303V
M. Akbari, H.J. Schöll, G. Faby, and H. Burkhard: "Very Fast Computation of Dynamic Characteristics of InjectionLocked DFB-Laser Diodes for Optical System Applications", Conference of Semiconductor and Integrated Optoelectronics (SIE), Cardiff, Wales, United Kingdom, 1997.
2-11.304V
M. Akbari, M. Shahabadi, and K. Schünemann: "A Rigorous Two Dimensional Field Analysis of DFB Structures", IEEE Journal of Lightwave Technology, 1997.
2-11.305V
G. Faby, K. Schünemann: "Q-factor Measurements of Lossy-Coupled Open Resonators in the Millimeter-Wave Range", IEEE International Journal of Instrumentation and Measurements, 1997.
2-11.306V
G. Faby, K. Schünemann: "Design of Waveguide-to-Orotron-Resonator Transition Utilizing Modified Bethe-Theory", IEEE International Journal of Microwave Theory and Techniques, vol. 45, no. 11, pp. 2043-2048, 1997.
2-11.307V
J. Jelonnek and K. Schünemann: "Novel Application of Modal Expansion Method to Time-Domain Analysis of Gyrotrons", Proceedings of the 22th International Conference on Infrared and Millimeter Waves (IRMMW), Wintergreen, USA, T5.5, pp. 166-167, 1997.
2-11.308V
J. Jelonnek and K. Schünemann: "Study of Transient Effects in Injection Locked Gyrotrons", Proceedings of the 22th International Conference on Infrared and Millimeter Waves (IRMMW), Wintergreen, USA, Th4.8, pp. 293-294, 1997.
2-11.309V
M. Jenett, V. Naumenko, K. Schünemann, D. Vavriv and V. Volkov: "2 kV Generator for Subnanosecond Pulses", Electronics Letters, vol. 33, no. 11, pp. 918-919, 1997.
2-11.310V
A. Jöstingmeier, M. Dohlus, C. Rieckmann and A.S. Omar: "Application of the Generalized Scattering Matrix Method and Time Domain Computation of the Transverse Long Range Wake in Linear Accelerator Structures", Proceedings of the IEEE Particle Accelerator Conference, Vancouver, USA, pp. 2553-2555, 1997.
2-11.311V
A. Jöstingmeier, M. Dohlus, C. Rieckmann and A.S. Omar:"Consideration of DC Space Charge Effects in Modal Analysis of Aperture Coupled Cavities", Proceedings of the IEEE Particle Accelerator Conference Vancouver, USA, pp. 2612-2614, 1997.
2-11.312V
M. Dohlus, A. Jöstingmeier, A.S. Omar, and C. Rieckmann: "Mode Computation in Long Tapered Multi-Cell Linear Accelerator Structures Using the GSM Method", Proceedings of the IEEE MTT-S Symposium, Denver, USA, TH3F-9, pp. 1523-1526, 1997.
2-11.313V
C. Benz, M. Claassen, D. Liebig: "Tunneling and Impact Ionization at High Electric Fields in Abrupt GaAs P-I-N Structures", Journal of Applied Physics, 1997.
2-11.314V
D. Liebig, M. Claassen, K. Schünemann: "Cellular Automaton Particle Simulation and Sensitivity Analysis of GaAs MITATT-Diodes for Operation at 200 GHz", Proceedings of the 27th European Microwave Conference (EuMC), Jerusalem, Israel, 1997.
2-11.315V
E. Kühn and A.S. Omar: "Hybrid Mode-Matching Multiple-Multipole-Method for the Analysis of the Radiation Characteristics of Corrugated Horns", Proceedings of Progress in Electromagnetics Research Symposium (PIERS), Hong Kong, United Kingdom, 1997.
2-11.316V
A.S. Omar, C. Rieckmann and A. Jöstingmeier: "TEM Modes in Slot-Coupled Waveguides", Proceedings of the 27th European Microwave Conference (EuMC), Jerusalem, Israel, pp. 561-566, 1997.
2-11.317V
N.P. Zhuck and A.S. Omar: "Dyadic Green's Functions and Electromagnetic Wave Radiation in a Homogeneous General Bi-Anisotropic Medium", IEEE Trans. Antennas Propagation, 1997.
2-11.318V
N.P. Zhuck and A.S. Omar: "Radiation and Low Frequency Scattering of EM Waves in a General Anisotropic Homogeneous Medium", IEEE Trans. Antennas Propagation, 1997.
2-11.319V
N.P. Zhuck and A.S. Omar: "Low Frequency Interaction of EM Waves with an Anisotropic Ellipsoid in an Anisotropic Medium", Proceedings of the IEEE AP-S Symposium, Montreal, Canada, 1997.
2-11.320V
J.-Y. Raguin and K. Schünemann: "Rigorous Analysis of Slotted-Circular Coaxial Waveguide Used in Some RF Vacuum Electronic Devices", Proceedings of the 22nd International Conference on Infrared and Millimeter Waves (IRMMW), Wintergreen, USA, pp. 158-159, 1997.
2-11.321V
C. Rieckmann, A.S. Omar and A. Jöstingmeier: "Unified Analysis of Quasi TEM and Higher Order Modes in Planar Transmission Lines", IEEE Trans. Microwave Theory Tech., TH2E-3, pp. 1369-1372, 1997.
2-11.322V
C. Rieckmann, A.S. Omar and A. Jöstingmeier: "Application of the Eigenmode Transformation Technique for the Analysis of Open Guiding and Radiation Structures", Proceedings of the 27th European Microwave Conference (EuMC), Jerusalem, Israel, pp. 1270-1275, 1997.
2-11.323V
M. Shahabadi, K. Schünemann, and H.-G. Unger: "A High-Efficiency Millimeter-Wave Holographic Power Splitter/Combiner", IEEE MTT-S International Microwave Symposium, Denver, USA, pp. 573-576, 1997.
2-11.324V
M. Shahabadi and K. Schünemann: "Excitation of Periodic Structures by NonUniform Electromagnetic Beams", Proceedings of the 20th ESTEC Antenna Workshop on Millimeter-Wave Antenna Technology and Antenna Measurement, Noordwijk, Niederlande, pp. 99-104, 1997.
2-11.325V
M. Shahabadi and K. Schünemann: "Millimeter-Wave Holographic Power Splitting/Combining", IEEE Trans. Microwave Theory Tech., vol. MTT-45, pp. 2316-2323, 1997.
2-11.326V
V.D. Naumenko, K. Schünemann, V. Ye. Semenuta, D.M. Vavriv, and V.A. Volkov: "Transmitters Based on Magnetrons with Cold Secondary-Emission Cathode", Proceedings of the 22nd International Conference on Infrared and Millimeter Waves (IRMMW), Wintergreen, USA, pp. 42-43, 1997.
2-11.327V
K. Schünemann, D. M. Vavriv, and K. Yemelyanov: "Theory of the Clinotron", Proceedings of the 22nd International Conference on Infrared and Millimeter Waves (IRMMW), Wintergreen, USA, pp. 204-205, 1997.
2-11.328V
K. Schünemann, A.E. Serebryannikov: "Geometrical Degeneracies in the Loaded Coaxial Cavity with Corrugated Outer Conductor", IEEE Trans. MTT, 1997.
2-11.329V
N.P. Zhuck: "Scattering of EM Waves from a Slightly Rough Surface of a Generally Anisotropic Plane-Layered Halfspace", IEEE Trans. Antennas and Propagation, vol. 45, no. 12, pp. 1774-1782, 1997.
2-11.330V
M. Akbari, M. Shahabadi und K. Schünemann: "Ein rigoroses Modell zur zweidimensionalen Feldberechnung von MQW-DFB-Strukturen", Workshop Modellierung Photonischer Komponenten und Systeme, Technische Universität Ilmenau, 1998.
2-11.331V
M. Akbari, K. Schünemann: "Calculated End-Facet Reflection and Threshold Conditions of DFB-Lasers Using a New Two-Dimensional Description of the Field", 8th European Heterostructure Technology Workshop, Cardiff University, Wales, United Kingdom, 1998.
2-11.332V
M. Akbari, M. Shahabadi, and K. Schünemann: "A Rigorous Two-Dimensional Model for Analysis of MQW-DFB Laser Structures with Correct Inclusion of the End-Facet Reflections", International Workshop on Optical Waveguide Theory and Numerical Modelling, Hagen, 1998.
2-11.333V
M. Akbari, M. Shahabadi, and K. Schünemann: "A Rigorous Two-Dimensional Field Analysis of DFB Structures", Journal of Electromagnetic Waves and Applications, 1998.
2-11.334V
M. Akbari, M. Shahabadi and K. Schünemann: "A Rigorous Analysis of End-Facet Effects in MQW-DFB Laser Diodes Part-I: Mathematical Formulation",Optical and Quantum Electronics, 1998.
2-11.335V
M. Akbari, M. Shahabadi and K. Schünemann: "A Rigorous Analysis of End-Facet Effects in MQW-DFB Laser Diodes Part-II: Numerical Results", Optical and Quantum Electronics, 1998.
2-11.336V
M. Isler, D. Liebig, K. Schünemann: "Efficient Modeling of Spatially Varying Degeneracy in Monte Carlo Particle Simulation of Highly Doped Submicron HEMT", Proceedings of the International Conference on Simulation of Semiconductor Processes and Devices, Leuven, Belgium, 1998.
2-11.337V
John Jelonnek, Alexei Grudiev, and Klaus Schünemann: "Rigorous Computation of Electromagnetic Fields in Axial-Symmetric Aperture-Coupled Cavities Using Frequency- and Time-Domain Modal-Analysis", in Special Issue on Cyclotron-Resonance Masers and Gyrotrons of IEEE Transactions on Plasma Science, 1998.
2-11.338V
J. Jelonnek, K. Schünemann, and H.-G. Unger: "Rigorous Application of Modal Expansion Method: An Alternative Way to More Accurate Gyrotron Analysis", Proceedings of the International Conference on Microwave and Millimeter Wave Technology (ICMMT), Beijing, P.R.-China, pp. 722-725, 1998.
2-11.339V
M. Jenett, V. Kazantsev, A. Kurekin, V. Ryabov, K. Schünemann, and D. Vavriv: "MM-Wave Radar System for Distinguishing Oil Slicks on Sea Surface", Proceedings of the International Conference on Microwave and Millimeter Wave Technology (ICMMT), Beijing, P.R.-China, 1998.
2-11.340V
M. Jenett, V. Kazantsev, A. Kurekin, V. Ryabov, K. Schünemann, D. Vavriv: "Development of an Airborne MM-Wave Radar System for Detecting Oil Films on Water Surface", Proceedings of the 28th European Microwave Conference (EuMC), Amsterdam, Netherlands, pp. 73-78, 1998.
2-11.341V
U. Nixdorf, D. Steinhage, U. Meyer, L. Hempel, M. Jenett, P. Wachs and H. Miller: "The Newly Developed Airborne RES-System of the AWI as a Glaciological Tool", 1998.
2-11.342V
R. Judaschke, K. Schünemann: "Accurate and Efficient Design of IMPATT-Oscillators at Millimeter-Wave Frequencies", Proceedings of the 6th International Conference on Simulation of Devices and Technologies, Capetown, South Africa, 1998.
2-11.343V
R. Judaschke, K. Schünemann: "InP Transferred Electron Devices for Power Generation at Frequencies above 130 GHz", Proceedings of the 3rd International Symposium Physics and Engineering of Submillimeter Waves, Kharkov, Ukraine, pp. 24-29, 1998.
2-11.344V
R. Judaschke, K. Schünemann: "Modulated Impurity-Concentration InP-TEDs for Second-Harmonic Oscillators at 260 GHz", Proceedings of the 6th International Conference on Terahertz Electronics, Leeds, United Kingdom, pp. 215-218, 1998.
2-11.345V
D. Liebig and K. Schünemann: "Nonlocal Transport Effects in Hyperabrupt GaAs IMPATT Diodes for Operation at and Beyond 200 GHz",Proceedings of the International Conference on Microwave and Millimeter Wave Technology (ICMMT), Beijing, P.R.-China, pp. 71-74, 1998.
2-11.346V
J.-Y. Raguin, and K. Schünemann: "Modal Analysis of the Slotted-Circular Coaxial Cavities Used in Space-Harmonic Millimeter-Wave Magnetrons", Proceedings of the IEEE MTT-S International Microwave Symposium, Baltimore, Maryland, USA, pp. 1743-1746, 1998.
2-11.347V
H.-G. Unger, V.D. Naumenko, J.-Y. Raguin and D.M. Vavriv: "Space-Harmonic Millimeter-Wave Magnetrons with Secondary-Emission Cathode", Proceedings of the International Conference on Microwave and Millimeter Wave Technology (ICMMT), Beijing, P.R.-China, pp. 726-729, 1998.
2-11.348V
Klaus Schünemann, Andriy Serebryannikov, and Dmitro Vavriv: "Analysis of the Complex Natural Frequency Spectrum of the Azimuthally Periodic Coaxial Cavity", Microwave and Optical Technology Letters, vol. 17, no. 5, pp. 308-313, 1998.
2-11.349V
D.M. Vavriv and K. Schünemann: "Amplification Regimes of the Orotron: A Single-Resonator Amplifier", Physical Review E, vol. 57, no. 5, pp. 5993-6007, 1998.
2-11.350V
C. Schulz-Mirbach: "Path-Integral Quantum Transport Equation for the Study of Homogeneous Semiconductors", International Journal of Modern Physics B, vol. 12, no. 6, pp. 673-687, 1998.
2-11.351V
C. Schulz-Mirbach: "Enhanced Velocity-Overshoot Effect Calculated by the Path Integral Quantum Transport Equation",International Journal of Modern Physics B, vol. 12, no. 6, pp. 689-696, 1998.
2-11.352V
M. Shahabadi and K. Schünemann: "Robust Performance of Holographic Power Combiners for Millimeter-Wave Frequencies," 2nd ESA Workshop on Millimeter Wave Technology and Applications: Antennas, Circuits and Systems, Espoo, Finland, pp. 275-280, 1998.
2-11.353V
M. Shahabadi and K. Schünemann: "Millimeter-Wave Multi-Element Frequency Multiplication Using Holographic Power Splitting/Combing,"Proceedings of the 23rd International Conference on Infrared and Millimeter Waves (IRMM), Essex, United Kingdom, pp. 50-51, M2.8, 1998.
2-11.354V
H.G. Unger, M. Shahabadi, and K. Schünemann: "A Review of the Principles of Holographic Power Combining at Millimeter and Submillimeter-Wave Frequencies", Proceedings of the 3rd International Kharkov Symposium on Physics and Engineering of Millimeter and Submillimeter Waves (MSMW), Kharkov, Ukraine, pp. 20-23, 1998.
2-11.355V
D.M. Vavriv and K. Schünemann: "Amplification Regimes of the Orotron: A Single-Resonator Amplifier", Physical Review E, vol. 57, no. 5, pp. 5993-6007, 1998.
2-11.356V
S.A. Churilova, K. Schünemann, and D.M. Vavriv:"Potentials of the Clinotron for High-Power High-Frequency Generation",Proceedings of the 28th European Microwave Conference (EuMC), Amsterdam, Netherlands, pp. 300-305, 1998.
2-11.357V
S.A. Churilova, D.M. Vavriv, and K. Schünemann: "Clinotron Operation at (Sub-) Millimeter Waves: Theory and Experiments." Proceedings of Displays and Vacuum Electronics, Garmisch-Partenkirchen, pp. 465-469, 1998.
2-11.358V
V.D. Naumenko, K. Schünemann, V.Ye. Semenuta, D.M. Vavriv, and V.A. Volkov: "MM-Wave Transmitters Using Magnetrons with Cold Secondary-Emission Cathode", Proceedings of MSMW Symposium. Kharkov, Ukraine, pp. 76-81, 1998.
2-11.359V
Mahmood Akbari and Klaus Schünemann: "Analysis and Applications of Periodic Structures in Optics", Proceedings of the 10th MICROCOLL, Hungarian Academy of Sciences, Budapest, Hungary, pp. 29-34, 1999.
2-11.360V
Mahmood Akbari, Mahmoud Shahabadi und Klaus Schünemann: "A Rigorous Two-Dimensional Field Analysis of DFB Structures", Abstract in Journal of Electromagnetic Waves and Applications, vol. 13, pp. 897-898, 1999, and the complete text in Progress In Electromagnetics Research, PIER 22, pp. 197-212, 1999.
2-11.361V
Mahmood Akbari, Herbert Burkhard, and Klaus Schünemann: "Rigorous Analysis of the Reflection/Transmission at the End-Facets of DFB Laser Diodes", Journal of Optical and Quantum Electronics vol. 31, pp. 893-907, 1999.
2-11.362V
Mahmood Akbari, Herbert Burkhard, and Klaus Schünemann: "Three-Dimensional Modelling of Periodic Structures", International Workshop on Optical Waveguide Theory and Numerical Modelling, Saint-Etienne, France, 1999.
2-11.363V
G. Faby and K. Schünemann: "Q-Factor Measurements of Open Resonators in the Millimeter-Wave Range Including Coupling Losses", IEEE Transactions on Instrumentation and Measurement, vol. 48, no. 3, pp. 688-692, 1999.
2-11.364V
G. Faby, K. Schünemann: "Millimeter-Wave Orotron-Operation - Theory and Experiments", Proceedings of 24th International Conference on Infrared and Millimeter Waves (IRMM), Monterey, California, USA, pp. TU-E2, 1999.
2-11.365V
A. Grudiev, J. Jelonnek, and K. Schünemann: "Fast Time-Scale Computation of Gyrotrons Using Time-Domain Modal Analysis", Proceedings of the International University Conference Electronics and Radiophysics of Ultra-High Frequencies, St. Petersburg, Russian Federation, pp. 114-117, 1999.
2-11.366V
A. Grudiev, J. Jelonnek, and K. Schünemann: "Theoretical Investigation of Gyrotron Operation Using Fast Time-Scale Code",Proceedings of the 24th International Conference on Infrared and Millimeter Waves (IRMMW), Monterey, California, USA, pp. TU-A5, 1999.
2-11.367V
J. Jelonnek, A. Grudiev, and K. Schünemann: "Rigorous Computation of Time-Dependent Electromagnetic Fields in Gyrotron Cavities Excited by Internal Sources", IEEE Transactions on Plasma Science, vol. 27, no. 2, pp. 374-383, 1999.
2-11.368V
M. Höft, B. Schumann, R. Judaschke, and M. Shahabadi: "A 65 GHz Holographic Power Combiner", IEEE MTT-Symposium, Anaheim, California, USA, pp. 1833-1836, THF3-3, 1999.
2-11.369V
M. Isler: "Auf der Multiphonontheorie basierende Modellierung von Generations/Rekombinationsprozessen zur Berücksichtigung in stochastischen Partikelmethoden wie der Monte Carlo- oder Zellulären Automatenmethode", interner Bericht, 1999.
2-11.370V
U. Nixdorf, D. Steinhage, U. Meyer, L. Hempel, M. Jenett, P. Wachs and H. Miller: "The Newly Developed Airborne Radio-Echo Sounding System of the AWI as a Glaciological Tool", Annals of Glacilogy, International Glaciologial Socienty, no. 29, pp. 231-238, 1999.
2-11.371V
M. Jenett, V. Kazantsev, A. Kurekin, K. Schünemann, D. Vavriv, V. Vinogradov, and V. Volkov: "Dual 94 and 36 GHz Radar System for Remote Sensing Applications", Proceedings of the International Geoscience and Remote Sensing Symposium (IGARSS), Hamburg, 1999.
2-11.372V
J.-Y. Raguin, H.-G. Unger and D.M. Vavriv: "Recent Advances in the Analysis of Space-Harmonic Millimeter-Wave Magnetrons with Secondary-Emission Cathode", 7th International Symposium on Recent Advances in Microwave Technology, Malaga, Spain, pp. 63-66, 1999.
2-11.373V
V. Damm, D. Eisenburger, M. Jenett, J. Winkelmann: "A Helicopter-Borne Ground Penetrating Radar System for Geological and Glaciological Applications", Fourth International Airborne Remote Sensing Conference and Exhibition, 21st Canadian Symposium on Remote Sensing, Ottawa, Ontario, Canada, pp. 460-461, 1999.
2-11.374V
R. Judaschke and K. Schünemann: "Accurate and Efficient Design of Millimeter-Wave IMPATT Diode Oscillators", Proceedings of the 10TH MICROCOLL, Budapest, Hungary, pp. 393-396, 1999.
2-11.375V
R. Judaschke: "Tankfüllstandsmesssysteme mit Mikrowellen: Wellenausbreitung und Antennen", Erdöl, Erdgas, Kohle, 115. Jg., Heft 3, pp. 142-145, 1999.
2-11.376V
R. Judaschke: "Berührungslos und unsichtbar - Zuverlässigkeit von Tankfüllstandsradarmesssystemen", Process, 6. Jg., Nr. 9, pp. 96-98, 1999.
2-11.377V
J.-Y. Raguin and K. Schünemann "Analysis of Gyrotron Coaxial Cavities with Corrugated Inner Conductor Based on the Method of Moments",Proceedings of the International Conference Electronics and Radiophysics of Ultra-High Frequencies, St. Petersburg, Russian Federation, pp. 403-406, 1999.
2-11.378V
M. Jenett, R. Koszhin, K. Schünemann, D. Vavriv, and V. Vinogradov: "A Universal Data Acquisition System for Radar Applications", Proceedings of the International Geoscience and Remote Sensing Symposium (IGARSS), Hamburg, 1999.
2-11.379V
G.I. Zaginaylov, A.A. Rozhkov, and J.-Y. Raguin: "Theory of Beam-Plasma Instability in a Periodic Plasma-Filled Waveguide", Phys. Rev. E, vol. 60, pp. 7391-7399, 1999.
2-11.380V
G. I. Zaginaylov, A.A. Rozhkov, and J.-Y. Raguin: "Full Wave Analysis of Beam Instability of Dense Plasma Wave Spectrum in Plasma-Filled Periodic Waveguide", in Abstract IEEE International Conference on Plasma Science, Monterey, USA, p. 2P07, 1999.
2-11.381V
K. Schünemann, M. Jenett, V. Kazantsev, A. Kurekin, D. Vavriv, V. Vinogradov, V. Volkov: "Detecting Oil Spills with Millimeter Wave Radar",Proceedings of the International Union of Radio Science Symposium(URSI), Toronto, Ontaria, Canada, p. 404, 1999.
2-11.382V
K. Schünemann and D.M. Vavriv: "Theory of the Clinotron: A Grating Backward-Wave Oscilator with Inclined Electron Beam", IEEE Transactions on Electron Devices, vol. 46, no. 11, pp. 2245-2252, 1999.
2-11.383V
S. Churilova, O. Pishko, K. Schünemann, and D. Vavriv: "Submillimeter-Wave Clinotrons with Distributed Energy Output", Proceedings of the 24th International Conference on Infrared and Millimeter Waves (IRMM), Monterey, California, USA, pp. TU-E10, 1999.
2-11.384V
K. Schünemann, S. Sosnitskiy, and D. Vavriv: "Electron-Surface-Wave Interaction in Magnetrons with Cold Secondary-Emission Cathode", Proceedings of the 24th International Conference on Infrared and Millimeter Waves (IRMM), Monterey, California, USA, pp. TU-E9, 1999.
2-11.385V
K. Schünemann, M. Shahabadi, and R. Judaschke: "Multiple-Device Circuit Technology for Submillimeter-Wave Frequencies", Proceedings of the International Society for Optical Engineering (SPIE), Denver, Colorado, USA, pp. 206-216, 1999.
2-11.386V
A. Bezvesilnyj, K. Schünemann, and V. Vinogradov: "Noise Reduction Algorithm Based on Template Wavelet Coefficients", prepared for publication, 1999.
2-11.387V
Mahmoud Shahabadi and Klaus Schünemann: "Enhancement of the Quiet Zone in the Single-Reflector Compact Antenna Test Range Using a Conducting Periodic Structure", the 7th Iranian Conference on Electrical Engineering, Teheran, Iran, pp. 55-61, 1999.
2-11.388V
H.G. Unger, M. Shahabadi, and K. Schünemann: "Potentials of Holograms in Submillimeter-Wave Circuit Technology", Proceedings of the 10TH MICROCOLL, Budapest, Hungary, pp. 217-225, 1999.
2-11.389V
V.D. Naumenko, K. Schünemann and D.M. Vavriv: "Miniature 1 kW, 95 GHz Magnetrons", Electronics Letters, vol. 35, no. 22, pp. 1960-1961, 1999.
2-11.390V
Y. Shieh and K. Schünemann: "On Frequency Tuning and Modulation of Solid-State Oscillators in the Submillimeter Wave Range", Proceedings of the 24th International Conference on Infrared and Millimeter Waves (IRMMW), Monterey, California, USA, pp. W-E5, 1999.
2-11.391V
Alla I. Timchenko, Andriy E. Serebryannikov, and Klaus F. Schünemann: "Remote Sensing of Oil Slicks on Sea with Millimeter Wave Radar",Proceedings of the 10TH MICROCOLL, Budapest, Hungary, pp. 137-140, 1999.
2-11.392V
Alla I. Timchenko, Andriy E. Serebryannikov, and Klaus F. Schünemann: "A New Model of Electromagnetic Wave Scattering from Sea Surface With and Without Oil Films", Proceedings of the International Geoscience and Remote Sensing Symposium (IGARSS), Hamburg, 1999.
2-11.393V
M. Akbari, K. Schünemann and H. Burkhard: "A Full-Wave Three-Dimensional Analysis of Open Dielectric Waveguides and Periodic Structures Using an Equivalent Network Model", Journal of Optical and Quantum Electronics, vol. 32, pp. 991-1004, 2000.
2-11.394V
M. Akbari and K. Schünemann: "Field Analysis of Integrated Optical Grating With Large and Complex Corrugations", Proceedings of the 2nd International Conference on Microwave an Millimeter Wave Technology (ICMMT), Beijing, P.R.-China, pp. 291-294, 2000.
2-11.395V
A. Grudiev, J. Jelonnek, and K. Schünemann: "Numerical Analysis of the Influence of Reflections on Gyrotron Operation", Proceedings of the25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.-China, F-A5, pp. 387-388, 2000.
2-11.396V
K. Duwe, S. Hirsch, R. Judaschke, J. Müller: "Micromachined Coplanar Waveguides on Thin HMDSN-Membranes", Proceedings of the 25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.-China, TH-C4, pp. 297-298, 2000.
2-11.397V
S. Hirsch, K. Duwe, R. Judaschke: "A Transition from Rectangular Waveguide to Coplanar Waveguide on Membrane", Proceedings of the 25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.-China, TH-C5, pp. 299-300, 2000.
2-11.398V
K. Duwe, S. Hirsch, R. Judaschke, J. Müller: "Micromachined Planar Antennas for D-Band Frequencies", Proceedings of the 8th International Conference on Terahertz Electronics, Darmstadt, Germany, 173-175, 2000.
2-11.399V
S. Hirsch, K. Duwe, R. Judaschke: "Coplanar FED Micromachined Planar Antennas for Power Combining Applications at D-Band Frequencies", Proceedings of the 8th International Conference on Terahertz Electronics, Darmstadt, Germany, 229-232, 2000.
2-11.400V
M. Höft and H.-G. Unger: "Principles of Holographic Multi-Element Coupling at Infrared and Millimeter-Wave Frequencies", Proceedings of the 25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.-China, TH-H1, pp. 345-346, 2000.
2-11.401V
M. Höft and Rolf Judaschke: "Analysis and Measurement of a Millimeter-Wave Holographic Power Combiner for 5 IMPATT Oscillators",Proceedings of the 8th International Conference on Terahertz Electronics, Darmstadt, Germany, 145-147, 2000.
2-11.402V
M. Isler and D. Liebig: "Enhanced Multiphonon Capture of Hot Electrons by Deep Centers With Strong Lattice Cou-pling: A Monte Carlo Study of InP:Fe", Physical Review B, vol. 61, no. 11, pp. 7483-7488, 2000.
2-11.403V
R. Judaschke: "Comparison of Modulated Impurity-Concentration InP-TEDs for Power Generation at Frequencies above 130 GHz", IEEE Transactions on Microwave Theory and Techniques, vol. 48, no. 4, pp. 719-724, 2000.
2-11.404V
M. Luschas, R. Judaschke, K. Schünemann, J.-F. Luy: "Integrated 150 GHz Silicon IMPATT Diodes for Power Combining Applications", Proceedings of the 8th International Conference on Terahertz Electronics, Darmstadt, Germany, 267- 270, 2000.
2-11.405V
M. Luschas, M. Wollitzer, J.-F. Luy: "A New Technology Process for Packaged Millimeterwave Si-IMPATT Diodes", Proceedings of the 25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.China, TH-C3, pp. 295-296, 2000.
2-11.406V
Th. Magath and M. Akbari: "A Compact Formulation of Diffraction at Biperiodic Structures", Proceedings of the 25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.-China, TH-H4, pp. 351-352, 2000.
2-11.407V
Th. Magath and M. Akbari: "An Analytical Solution to Diffraction Problems Involving Periodically Structured Objects", Proceedings of the 8th International Conference on Terahertz Electronics, Darmstadt, Germany, pp. 209-211, 2000.
2-11.408V
G.I. Zaginaylov and J.-Y. Raguin: "Multimodal Nonlinear Analysis of Beam-Plasma Instability in Periodic Plasma-Filled Waveguide", in Abstract EUROEM 2000, Edinburgh, Scotland, United Kingdom, p. P08, 2000.
2-11.409V
V. Bormotov, G. Peters, K. Schünemann, D. Vavriv, Vladimir Vinogradov, V. Volkov: "36 GHz Doppler Radar for Remote Sensing of the Atmosphere", Proceedings of the Millennium Conference on Antennas & Propagation, Volume II, Propagation, Davos, Schweiz, p. 319, 2000.
2-11.410V
K. Schünemann: "Introduction to MEMSTIC", Proceedings of the 25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.-China, TH-C1, pp. 291-292, 2000.
2-11.411V
K. Schünemann and D. Vavriv: "Recent Advances in Theory and Performance of Millimeter-Wave Magnetrons", Proceedings of the 25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.- China, TU-E1, pp. 71-72, 2000.
2-11.412V
K. Schünemann, B. Trush, D. Vavriv, and V. Volkov: "Millimeter Wave Transmitters on the Basis of Spatial-Harmonic Magnetrons with Cold Secondary-Emission Cathode for Coherent Radar Systems", Proceedings of the 30th European Microwave Conference (EuMC), Paris, France, Volume II, pp. 82-84, 2000.
2-11.413V
K. Schünemann, S.V. Sosnytskiy, D.M. Vavriv: "Mathematical Model of Spatial-Harmonic Magnetron with Cold Secondary-Emission Cathode", Journal of Radio Physics and Radio Astronomy, vol. 5, no. 2, pp. 171-181, 2000.
2-11.414V
G.I. Zaginaylov, P.V. Turbin, K. Schünemann, and J.-Y. Raguin: "Spectral Properties of a Periodic Plasma Waveguide", Proceedings of the Conference on Mathematical Methods in Electromagnetic Theory (MMET), Volume 2, Kharkov, Ukraine, pp. 533-535, 2000.
2-11.415V
B. Schumann and R. Judaschke: "Accurate Analysis and Opimization of Whisker-Contacted Schottky-Diode Frequency Doublers", Proceedings of the 25th International Conference on Infrared and Millimeter Waves (IRMMW), Beijing, P.R.-China, TH-H3, pp. 349-350, 2000.
2-11.416V
Andriy Serebryannikov and Klaus Schünemann: "Partial Modal Degeneracy in Lossy Magnetron Cavities", Electromagnetics, Vol. 21, pp. 365-379,2001.
2-11.417V
Andriy E. Serebryannikov and Klaus Schünemann: "Geometric Degeneracies of Electromagnetics Characteristics of Magnetron-Type Oscillatory Systems". is submitted in IEEE Trans. on Components, Packaging, and Manufacturing Technology, 2000.
2-11.418V
G. Dammertz, A. Grudiev, J. Jelonnek, and K. Schünemann, and M. Thumm: "Gyrotron-Load Interactions: A Comparison Between Theory and Experiment", submitted to the 9th Triennial ITG-Conference on Displays and Vacuum Electronics, Garmisch-Partenkirchen, 2001.
2-11.419V
A. Belikov, K. Schünemann, B. Trush, D. Vavriv, and V. Volkov: "95 GHz, 2 kW Magnetron Transmitter of 20 NS Pulses", submitted to Electronics Letters, 2001.
2-11.420V
M. Isler: "Phonon-Assisted Impact Ionization of Electronis in In0.53Ga0.47As", Physical Review B, 2001.
2-11.421V
M. Luschas, M. Wollitzer, J.-F. Luy: "Self-Packaged Millimeter-Wave Si-IMPATT Diodes", II. Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems, Garmisch, pp. 95-98, 2000.
2-11.422V
S. Manzhos, K. Schünemann, S. Sosnitsky, and D. Vavriv: "Clinotron: A Promising Source for THz Regions", Journal of Radio Physics and Radio Astronomy, vol. 5, no. 3, pp. 265-273, 2000.
2-11.423V
S. Hirsch, Q. Chen, K. Duwe, R. Judaschke: "Design and Characterization of Coplanar Waveguides and Filters on Thin Dielectric Membranes at D-Band Frequencies", 4th International Symposium on Physics and Engineering of Millimeter and Submillimeter Waves, Kharkov, Ukraine, June 2001.
2-11.424V
K. Duwe, S. Hirsch, R. Judaschke, J. Müller: "Micromachined Low Pass Filters and Coplanar Waveguides for D-Band Frequencies Based on Thin HMDSN-Membranes", 4th International Symposium on Physics and Engineering of Millimeter and Submillimeter Waves, Kharkov, Ukraine, June 2001.
2-11.425V
M. Höft, J. Weinzierl, and R. Judaschke: "Broadband Analysis of a D-Band Holographic Power Combining Circuit", Proc. IEEE MTT-S, WEIF-53, pp. 1407-1410, Phoenix, USA, May 2001.
2-11.426V
Michael Höft, Jochen Weinzierl, and Rolf Judaschke: "Broadband Analysis of Holographic Power Combining Circuit", IEEE Transactions on Microwave Theory and Techniques, Vol. 49, No. 12, pp. 101-110, December 2001.
2-11.427V
K. Schünemann, A.E. Serebryannikov, S.V. Sosnytskiy, and D.M. Vavriv: "Optimizing the Design of the Spatial-Harmonic Magnetron", Proceedings of the 2nd IEEE International Vacuum Electronics Conference (IVEC), Noordwijk, The Netherlands, Poster Session, 2001.
2-11.428V
A. Belikov, K. Schünemann, B. Trush, D. Vavriv: "95 GHz Magnetron Transmitter for High-Resolution Radars", Proceedings of the 2nd IEEE International Vacuum Electronics Conference (IVEC), Noordwijk, The Netherlands, Session 1.2: Magnetrons and Specific Radar Tubes, 2001.
2-11.429V
K. Schünemann, G.I. Zaginaylov: "Potentials of Plasma Filling on Gyrotron Operation", submitted to the 26th International Conference on Infrared and Millimeter Waves, Toulouse, France, 2001.
2-11.430V
O.O. Bezvesilniy, V.V. Vinogradov, and K. Schünemann: "Noise Reduction Algorithm Based on Template Wavelet Coefficients", Journal of Radio Physics and Radio Astronomy, vol. 5, no. 3, pp. 301-310, 2000.
2-11.431V
A. Grudiev, J. Jelonnek, K. Schünemann: "Time-Domain Analysis of Reflections Influence on Gyrotron Operation", in Journal of Physics of Plasma, Vol 8, No. 6, 2001.
2-11.432V
J.-Y. Raguin: "Numerical Simulations of Electrostatic Instabilities in Magnetron Diodes", in Proc. of the 4th International Symposium of Physics and Engineering of Millimeter and Submillimeter Waves (Kharkov, Ukraine), pp 525-527, 2001.
2-11.433V
K. Schünemann, S. V. Sosnytskiy, D. M. Vavriv: "Self-Consistent Simulation of the Spatial-Harmonic Magnetron with Cold Secondary-Emission Cathode" IEEE Transactions on Electron Devices, Vol. 48, No. 5, pp. 993-998, 2001.
2-11.434V
S.V. Sosnytskiy, D.M. Vavirv, K. Schünemann: "Physics of Spatial-Harmonic Magnetrons with Cold Cathode", in Proc. of the 4th International Symposium on Physics and Engineering of Millimeter and Submillimeter Waves (Kharkov, Ukraine), pp. 522-524, 2001.
2-11.435V
I. K. Kuzmichev, K. Schünemann, A. S. Tishchenko: "Small-Aperture Open Resonators: The Maximum Possible Miniaturization", in Proc. of the 4th International Symposium on Physics and Engineering of Millimeter and Submillimeter Waves, (Kharkov, Ukraine), pp. 621-623, 2001.
2-11.436V
O.O. Bezvesilniy, V.V. Vinogradov, K. Schuenemann: "Image Denoising Algorithm Based on Template Wavelet Coefficients," International Workshop on Planetary Radio Emissions, Graz, Austria, April 2001.
2-11.437V
A. Serebryannikov K. Schünemann: "Partial Modal Degeneracy in Lossy Magnetron Cavitiy," Electromagnetics, Vol. 21, pp. 365-379, 2001.
2-11.438V
A. P. Motornenko, K. Schünemann: "Plasmatron with Microwave Excitation of Non-equilibrium Plasma", AEÜ Int. J. Electron. Commun., Vol. 50, No. 1, 2001.
2-11.439V
D. Eisenburger, V. Damm, M. Jenett, H. Lentz: Helicopter-borne GPR systems for geo-logical application, a comparison between pulse radar and stepped frequency radar, Workshop on Remote Sensing by Low-Frequency Radars, Naples, Italy -20/21 Sep-tember 2001.
2-11.440V
V. Damm, D. Eisenburger, M. Jenett: Ice thickness data acquired using a helicopter-borne pulse radar system, Workshop on Remote Sensing by Low-Frequency Radars, Naples, Italy -20/21 September 2001.
2-11.441V
G. Casassa, V. Damm, D. Eisenburger, M. Jenett, C. Cárdenas, C. Acúna, H. Rivera & H. Lange: "Estudios Glaciológicos en Patagonia y Chile central utilizado un sistema aerotransportado de radio eco sondaje", anales del instituto de la Patagonia, Punta Arenas, Chile, vol. 29, pp 25-44, 2001.
2-11.442V
A. Serebryannikov, K. Schueneman: ''Enhancing the natural frequency doublet splitting in almost periodic azimuthally corrugated cavities,'' IEEE Microwave Wire-less Compon. Lett., vol. 12, no.2, pp. 54-56, 2002.
2-11.443V
A. Serebryannikov, K. Schuenemann: ''Study of geometric degeneracies in electromagnetic characteristics of magnetron-type corrugated cavity,'' Int. J. RF Micro-wave Computer-Aided Eng., vol. 12, no. 4, pp. 54-56, 2002.
2-11.444V
K. Schuenemann, A. Serebryannikov, D. Vavriv: ''Analytical estimates of electromagnetic characteristics of the loaded azimuthally corrugated cavity,'' J. Electromagn. Waves Appl., vol. 16, no. 6, pp. 757-770, 2002.
2-11.445V
K. Schünemann, A. Serebryannikov, S. Sosnytskiy, and D. Vavriv: ''Numerically rigorous analysis of the risingsun magnetron cavity,'' Proceedings of the 3rd Int. Conference on MM-Wave Technology, ICMMT2002, Beijing, China, 2002.
2-11.446V
K. Schuenemann, G.I. Zaginaylov, V.I. Sherbini: "Theoretical Background of Electron Cyclotron Plasma Maser," 2002 IEEE Int. Conf. on Plasma Science, Banff, Al-berta, Canada, Conf. Record-Abstracts, p. 98, May 26-30, 2002.
2-11.447V
V. Damm, M. Jenett, H. Lentz: "Airborne Ice thickness surveys using pulse Radar and stepped Frequency Radar-Possibilities and Constraints", Proceedings of the Ninth International Conference on Ground Penetrating Radar, Santa Barbara, California, USA, May 2002.
2-11.448V
M. Höft, J. Weinzierl, R. Judaschke: "Broadband Analysis of Holographic Power Combining Circuits", Int. Journal of Infrared and Millimeter Waves, Vol. 23, No. 7, pp. 1127-1146, 2002.
2-11.449V
M. Luschas, R. Judaschke, J.-F. Luy: "Simulation and Measurment of 150 GHz Integrated Silicon IMPATT Diodes", IEEE Int. Microwave Symposium, Seattle, USA,pp. 1269-1271, 2002.
2-11.450V
B. Schumann, M. Höft, R. Judaschke: "A Multi-Element 150/300 GHz Spatial Power Dividing/Combining Doubler", IEEE Int. Microwave Symposium, Seattle, USA,pp. 1539-1542, 2002.
2-11.451V
M. Saglam, B. Schumann, V. Müllerwiebus, A. Megej, U. Auer, M. Rodriguez-Girones, R. Judaschke, F.J. Tegude, H.L. Hartnagel: "450 GHz Millimetrewave Signal from Frequency Tripler with Heterostructure Barrier Varactors on Gold Substrate", Electronics Letters, Vol. 38, No. 13, pp. 657-658, 2002.
2-11.452V
M. Höft, R. Judaschke: "Analysis of a 150 GHz Spatial Power Divider/Combiner",Int. Conference on Infrared and Millimeter Waves, San Diego, USA, pp. 117-118, 2002.
2-11.453V
B. Schumann, M. Höft: "A Five-Element 150/300 GHz Frequency Doubler", Int. Conference on Infrared and Millimeter Waves, San Diego, USA, pp. 131-132, 2002.
2-11.454V
M. Luschas, R. Judaschke, J.-F. Luy: "Measurement Results of Packaged Millimeter-Wave Silicon IMPATT Diodes", Int. Conference on Infrared and Millimeter Waves, San Diego, USA, pp. 135-136, 2002.
2-11.455V
Th. Magath, K. Schünemann: "Application of Evolution Strategies in optimal design problems involving diffraction gratings", International Conference on Mathematical Methods in Electromagnetic Theory, Kiev, Ukraine, pp. 42-47, 2002.
2-11.456V
M. Isler: " DX centers in Si-doped InXAl1-xAs (0,3 ), "Solid State Electronics 46, pp. 585-588, 2002.
2-11.457V
M. Isler: "Investigation and modeling of impact ionization in HEMTs for DC and RF operating conditions", Solid-State Electronics, 46, pp. 1587-1593, 2002.
2-11.458V
G. I. Zaginaylov, A. Grudiev, K. Schünemann, P.V. Turkin: "Fractal Properties of Trivelpiece-Gould Waves in Periodic Plasma-Filled Waveguides", Physical Review Letters, vol. 88, no. 19, 13. May 2002, p. 195005.
2-11.459V
A. Grudiev, K. Schünemann: "Nonstationary Phenomena in a Gyrotron Operating in the Presence of Reflections", 27th Int. Conference on Infrared and Millimeter Waves, September 22-26, 2002, San Diego, USA, pp. 45-46.
2-11.460V
A. Grudiev, K. Schünemann: "Numerical Study of an Injection-Locked Gyro-BWO", in Conference Digest of 27th International Conference on Infrared and Millimeter Waves, September 22-26, 2002, San Diego, USA, pp. 189-190.
2-11.462V
G.I. Zaginaylov, A. Grudiev, K. Schünemann, V.I. Sherbinin: Fractal Properties of Periodic Plasma Waveguides. 2002 IEEE Int. Conf. On Plasma Science, Banff, Al-berta, Canada, Conf. Record-Abstracts, p. 243, 2002.
2-11.463V
A. Grudiev,K. Schünemann: Non-Stationary Behaviour of the Gyrotron Backward-Wave Oscillator. IEEE-PS. Special Issue on High Power Mirowave Generation, vol. 30, no. 3, pp. 851-858, June 2002.
2-11.464V
G.I. Zaginaylov, A. Grudiev, K. Schünemann: Hydrodynamical Eigenmodes of Peri-odic Magnetized Plasma Waveguides. Invited review article submitted to the second issue of the series “Recent Research Developments in Plasmas”, pp. 211-258, Trans-world Research Network Publishers, ISBN:81-7895-062-6, 2(2002).
2-11.465V
P.M. Kanilo, V.I. Kazantzev, M.M. Levin, N.I. Rasyuk,K. Schünemann, D.M. Vavriv: Microwave Plasma Combustion of Coal, Fuel, vol. 82, pp. 187-193, 2003.
2-11.466V
V. Damm, D. Eisenburger, M. Jenett: Airborne GPR Systems for Surveying of Glacier Thickness and Internal Structures. A Comparison between Pulse Radar and Stepped Frequency Radar. 23rd EARSel Annual Symposium June 2-5, Gent, Belgium, 2003.
2-11.467V
T. Magath, B. Schumann, R. Judaschke, K. Schünemann: A V-Band 4x4 Element Spatial Power Combining Oscillator. Proc.11th Microcoll, Budapest, pp. 69-72, 2003.
2-11.468V
M. Sağlam, B. Schumann, K. Duwe, C. Domoto, A. Megej, M. Rodriguez-Gironés, J. Müller, R. Judaschke, H.L. Hartnagel: High-Performance 450-GHz GaAs-Based Het-erostructure Barrier Varactor Tripler. IEEE Electron Device Letters, vol. 24, no. 3, pp. 138-140, 2003.
2-11.469V
A. Grudiev, K. Schünemann: Non-Stationary Behaviour of the Gyrotron Backward-Wave Oscillator. IEEE-PS. Special Issue on High Power Mirowave Generation, vol. 30, no. 3, pp. 851-858, June 2002.
2-11.470V
K. Schünemann, A. Serebryannikov: Ridge Coaxial Nonperiodic Cavity with Special Frequency Spectrum. Electronics Letters, vol. 39, no. 3, pp. 296-297, 2003.
2-11.471V
K. Schünemann, A. Serebryannikov, S.V. Sosnytskiy, D.M.Vavriv: Optimizing the Spatial-Harmonic Millimeter-Wave Magnetron. Phys. Plasmas, vol. 10, no. 6, pp. 2559-2565, 2003.
2-11.472V
B. Schumann, M. Höft, M. Sağlam, H.L. Hartnagel, R. Judaschke:A 5 Element 450 GHz HBV Frequency Tripler. IEEE MTT-Symposium, Philadelphia, Pennsylvania, USA, pp. 759-762, 2003.
2-11.473V
A. Grudiev, J.-Y. Raguin, K. Schünemann: Numerical Study of Mode Competition in Coaxial Cavity Gyrotrons with Corrugated Insert. International Journal of Infrared and Millimeter Waves, vol. 24, no. 2, pp. 173-187, 2003.
2-11.474V
G.I. Zaginaylov, V.I. Kuklin, I.P. Panchenko, K. Schünemann: On Changing the Mechanism of Phase Bunching in Cyclotron Beam Instabilities. Journal of Kharkov National University, no. 585, Physical Series: Nuclei, Particles, Fields, Issue 1(21), pp. 85-88, 2003.
2-11.475V
R. Judaschke, M. Palacios Lazaro: Millimeter-Wave Corrugated Tapered-Slot An-tennas. IEEE Int. Microwave Symposium, Fort Worth, USA, pp. 357-360, 2004.
2-11.476V
M. Palacios Lazaro, R. Judaschke: A 150 GHz CPW-Fed Tapered-Slot Antenna. IEEE Microwave and Wireless Components Letters, vol. 14, no. 2, pp. 62-64, 2004.
2-11.477V
T. Magath, M. Höft, R. Judaschke: A 2-D Quasi-Optical Power Combining Oscillator Array with External Injection Locking. IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 2, pp. 567-572, 2004.
2-11.478V
V. Müllerwiebus, K. Schünemann: Experimental Characterization and Behaviour to Misalignments of a D-Band-Transition from Rectangular to Coplanar Waveguide on Membrane. Joint 29th International Conference on Infrared and Millimeter Waves and 1288. V. Müllerwiebus, K. Schünemann: Experimental Characterization and Behaviour to Misalignments of a D-Band-Transition from Rectangular to Coplanar Waveguide on Membrane. Joint 29th International Conference on Infrared and Millimeter Waves and 12th International Conference on Terahertz Electronics, Karlsruhe, Germany, 2004.
2-11.479V
K. Schünemann, A. Serebryannikov, O. Vasylchenko: Analysis of Non-Periodic Azi-muthally Corrugated Structures by Coupled-Integral-Equations Technique. AEÜ: Int. J. Elecron. Commun., vol. 58, no. 2, pp. 79-85, 2004.
2-11.480V
A.E. Serebryannikov, O.E. Vasylchenko, K. Schünemann: Fast Coupled-Integral Equations-Based Analysis of Azimuthally Corrugated Cavities. IEEE Microwave Wireless Compon. Lett., vol. 14, no. 5, pp. 240-242, 2004.
2-11.481V
A.E. Serebryannikov, K. Schünemann, S.V. Sosnytskiy, D.M. Vavriv: Compromise Design of Cavities for Higher-Space Harmonic Millimeter-Wave Magnetrons Operat-ing with non- Mode. Proc. 10th ITG-Conf. Displays Vacuum Electron., Garmisch-Partenkirchen, Germany, May 3-4, 2004.
2-11.482V
N.P. Zhuck, K. Schünemann, S.N. Schulga: Effective Permittivity of a Statistically Inhomogeneous Medium with Strong Permittivity Fluctuations. Journal of Electro-magnetic Waves and Applications, vol. 18, no. 3, pp. 357-359, 2004.
2-11.483V
K. Schünemann, G.I. Zaginaylov, V.I. Shcherbinin: Investigation of Probable Plasma Influence on Operation of 1 MW 140 GHz CW Gyrotron at FZK. Invited paper, Proc. 10th Triennial ITG-Conference on Displays and Vacuum Electronics, Garmisch-Partenkirchen, Germany, May 3-4, pp.75-80, 2004.
2-11.484V
G.I. Zaginaylov, K. Schünemann, Y.V. Gandel, S.A. Steshenko, A.S. Kononenko: Full Wave Analysis of Coaxial Cavity Gyrotrons. Proc. 10th Triennial ITG-Conference on Displays and Vacuum Electronics, Garmisch-Partenkirchen, Germany, pp. 87-92, May 3-4, 2004.
2-11.485V
G.I. Zaginaylov, V.I. Shcherbinin, K. Schünemann: Plasma Influence on Electromag-netic Properties of Gyrotron Cavity. 10th Int. Conf. On Mathematical Methods in Elec-tromagnetic Theory, Dniepropetrovsk, Ukraine, Conf. Proceedings, pp. 217-219, 2004.
2-11.486V
G.I. Zaginaylov, Y. Gandel, S. Steshenko, K. Schünemann, O. Dumbrajs: Singular Integral Equation Approach in the Theory of Coaxial Cavity Gyrotrons. Proc. Int. Symp. MM- and Sub MM-Waves, Kharkov, Ukraine, pp. 483-485, 2004.
2-11.487V
M. Höft: Spatial Power Divider/Combiner in D-band. IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 10, pp. 2379-2384, 2004.
2-11.488V
T. Magath: Diffraction Synthesis and Experimental Verification of a Quasi-Optical Power Splitter at 150 GHz. IEEE Transactions on Microwave Theory and Tech-niques, vol. 52, no. 10, pp. 2385-2389, 2004.
2-11.489V
J. Heyen, A.F. Jacob: Anisotropic Conductive Adhesives for Millimeter-wave Flip-chip Interconnections. Proc. 34th EuMC 2004, vol. 1, Amsterdam, Oct. 2004, pp. 85-88.
2-11.490V
H. Pawlak, L.C. Stange, A. Molke, A.F. Jacob, O. Litschke, S. Holzwarth: Minia-turized 30 GHz DBF Transmitter Module for Broadband Mobile Satellite Commu-nications. Proc. 34th EuMC 2004, vol. 3, Amsterdam, Oct. 2004, pp. 1389-1392.
2-11.491V
T. Sokoll, A.F. Jacob: Characterization of Moisture Sensitive Materials for Reso-nant Microwave Sensors. 12. Feuchtetag, Berlin, 2004, pp. 45-53.
2-11.492V
J.Psilopoulos, Chr. Meiners, A.F. Jacob, Senior Member, IEEE, A Scattering Approach for the Characterization of Composite Materials
2-11.493V
Carsten Metz, Arne Jacob:"Manufacturing Tolerance Study of Highly Directive W-band Antennas for Automotive Radar and Vehicle to Vehicle Communications"; 2005
2-11.494V
C.Metz, T. Baras and A. Lyons: "Broadband Dual-Via Architectures for Multilayer PCB Signal Injection and Intra-Layer Transition", IEEE MTT-S Digest, Long Beach, California, June 2005
2-11.495V
T. Baras and C. Metz: "Nonlinear System Performance of Shared Amplifiers bases on 3-way Microstrip Phase Combiners", IEEE MTT-S Digest, Long Beach, California, June 2005
2-11.496V
C. Metz and T. Baras: "High Speed Data Communication bases on W-band Automative Radar MMIC" (invited), IEEE/ACRS 2005 Proc., Honolulu, Hawaii, April 2005
2-11.497V
L.C. Stange, A.F. Jacob: Highly Integrated DBF Receiver Array Module for Mobile Ka-Band Satellite Communications. Microwave and Optical Technology Letters, vol. 44, no. 1, Jan. 2005, pp. 83-86.
2-11.498V
J. Psilopoulos, C. Meiners, A.F. Jacob: A Scattering Approach for the Characterization of Composite Materials. IEEE Trans. Antennas Propagat., vol. 53, no. 4, April 2005, pp. 1507-1513.
2-11.499V
T. Baras, A.F. Jacob: Advanced Broadband 2"d Level Interconnects for LTCC Multi-Chip-Modules. Proc. GeMiC 2005, Ulm, April 2005, p.21-24.
2-11.500V
A. Dreher, A. Geise, R. Gieron, S. Holzwarth, C. Hunscher, A.F. Jacob, K. Kuhlmann, O. Litschke, D. Lohmann, H. Pawlak, W. Simon, L.C. Stange, M. Thiel: Modular DBF Terminal Antennas for Broadband Mobile Satellite Communications at Ka-Band. 28th ESA Antenna Workshop an Space Antenna Systems and Technologies, ESTEC, Noordwijk, May-June 2005, pp. 786-793.
2-11.501V
T. Sokoll, R. Geise, A.F. Jacob: A Compact Network Analyzer for Resonant Microwave Moisture Sensors. Proc. 6`h International Conference an Electromagnetic Wave Interaction with Water and Meist Substances ISEMA 2005, Weimar, May-June 2005, pp. 222-230.
2-11.502V
W.Ch. Bandlow, A.F. Jacob: Vector-valued Wavelets for Method of Moments applications with Equilateral Triangle Meshing. Dig. IEEE Int. Symp. Antennas and Propagation, Washington DC, July 2005, Paper 34.7.
2-11.503V
H. Pawlak, D. Nötel, A.F. Jacob: Compact Calibration Scheme for Planar DBF Transmit Antenna Arrays Using Circular Polarization at Ka-Band. Dig. IEEE Int. Symp. Antennas and Propagation, Washington DC, July 2005, Paper P57.5.
2-11.504V
C. Metz, A.F. Jacob: Manufacturing Tolerance Study of Highly Directive W-Band Antennas for Automotive Radar and Vehicle to Vehicle Communications. MobiQuitous 2005, V2VCom Workshop Proceedings, San Diego, CA, July 2005, pp. 382-386.
2-11.505V
C. Meiners, A.F. Jacob: On the Scattering Properties of Composite Materials (Invited, Special Session), Proc. IGARSS 2005, Seoul, July 2005, pp.566-569.
2-11.506V
H. Pawlak, L.C. Stange, A. Molke, A.F. Jacob, O. Litschke, S. Holzwarth, M. Thiel, A. Dreher, C. Hunscher: Miniaturised DBF Communication Modules for Broadband Mobile Satellite Access at Ka-Band. Proc. European Microwave Association, vol. 1, no. 3, Sept. 2005.
2-11.507V
W.Ch. Bandlow, G. Schneider, A.F. Jacob: Vector-valued Wavelets with Triangular Supporl for Method of Moments Applications. IEEE Trans. Antennas Propagat., vol. 53, no. 10, Oct. 2005, pp. 3340-3346.
2-11.508V
J. Heyen, A.F. Jacob: Multilayer Capacitors with Reduced Parasitics. Proc. 35`h EuMC 2005, Paris, Oct. 2005, pp. 1343-1346.
2-11.509V
J. Heyen, A.F. Jacob: A Novel Package Approach for Multichip Modules Based an Anisotropic Conductive Adhesives. Proc. 35th EuMC 2005, Paris, Oct. 2005, pp. 1499-1502.
2-11.510V
L.C. Stange, A. Geise, A.F. Jacob: Highly Integrated 4x4 Active Array Transmitter Frontend for Digital Beamforming at 30 GHz. Proc. 35th EuMC 2005, Paris, Oct. 2005, pp.2019-2022.

Dissertationen

2-11.021D
Dr.-Ing. Stefan Mohrdiek: "Injection-Locked Semiconductor Laser Transmitters For Optical Fibre Transmission Systems At High Bit Rates", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1995.
2-11.022D
Dr.-Ing. Ahmed Sarhan: "Rigorous Analysis and Design of Finline Circuits", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1995".
2-11.023D
Dr.-Ing. Matthias Curow: "Konsistente Simulation von Millimeterwellen-Oszillatoren mit Gunn-Elementen und IMPATT-Dioden",Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1996.
2-11.024D
Dr.-Ing. Benjamin Moussa Daas: "Die elektromagnetisch-akustische Wechselwirkung und ihre Anwendung zur berührungslosen Entfernungs- und Temperaturmessung in geschlossenen Räumen", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1997.
2-11.025D
Dr.-Ing. Rolf Judaschke: "Theorie und Praxis der Lawinenlaufzeitdioden-Oszillatoren im Millimeterwellengebiet",Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1997.
2-11.026D
Dr.-Ing. Cathrin Schulz-Mirbach: "Pfadintegralmodellierung des elektronischen Quantentransports in Galliumarsenid", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1997.
2-11.027D
Dr.-Ing. Rodrigo Cordeiro Tupynamba: "Analyse und Entwurf von passiven Hochfrequenzschaltungen mit Hilfe der FDTD-Methode", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1997.
2-11.028D
Dr.-Ing. Bing Wang: "Modeling, Properties, and Design of Millimeter-Wave Gunn Device and Oscillators", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1997.
2-11.029D
Dr.-Ing. Christian Rieckmann: "Lineare Eigenwellenanalyse inhomogen gefüllter Wellenleiter für den Schaltungsentwurf", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1998.
2-11.030D
Dr.-Ing. Mahmoud Shahabadi: "Anwendung der Holographie auf Leistungsaddition bei Millimeterwellen", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 1998.
2-11.031D
Dr.-Ing. M. Akbari: "Theoretische Beschreibung des MQW-DFB-Laser-Oszillators", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 2000.
2-11.032D
Dr.-Ing. Wern-Yarng Shieh:"Frequency Stabilization and Tuning of IMPATT-Diode Oscillators by Sideband-Frequency", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, 2000.
2-11.033D
J. Jelonnek:"Untersuchung des Lastverhaltens von Gyrotrons",Dissertation, Technische Universität Hamburg-Harburg, VDI Verlag, Düsseldorf,ISBN 3-18-329721-3, 2000.
2-11.034D
MEINECKE, MARC-MICHAEL"Zum optimierten Sendesignalentwurf für Automobilradare", Technische Universität Hamburg Harburg, Arbeitsbereich Hochfrequenztechnik, Juli 2001
2-11.035D
FABY, GERD"Entwurf und Realisierung eines Millimeterwellen-Orotrons", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, Juni 2002
2-11.036D
LUSCHAS, MANUEL"Entwurf, Herstellung und Charakterisierung von integrierten D-Band-Silizium-Lawinenlaufzeitdioden", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, Dezember 2002.
2-11.037D
GRUDIEV, ALEXEJ "Numerical Study of Nonstationary Phenomena in Gyro-Oscillators", Technische Univer-sität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, Dezember 2002
2-11.038D
HÖFT, MICHAEL"Ein Beitrag zur quasi-optischen Leistungsaddition mit periodischen Strukturen", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, Dezember 2002
2-11.039D
ISLER, MARK"Hochfeld-Transporteffekte in Heterostruktur-Feldeffekttransistoren und ihr Einfluss auf das Hochfrequenzverhalten", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, März 2003
2-11.040D
SCHUMANN, BERT"Multielement-Frequenzverfielfacher zur Leistungserzeugung im Submillimeterwellenbe-reich", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, Juni 2003
2-11.041D
HIRSCH, STEFANIE"Planare Membranschaltungen für den Millimeter- und Submillimeterwellenbereich", Technische Universität Hamburg-Harburg, Arbeitsbereich Hochfrequenztechnik, September 2003

Forschungsbericht 2006

2-11 Hochfrequenztechnik

Hochfrequenztechnik

Professoren

Sekretariat

wissenschaftliche Mitarbeiter/innen

sonstige Mitarbeiter/innen

Gäste

Forschungsprojekte

Kooperationen

Publikationen

Veröffentlichungen

Dissertationen

TU Hamburg

Soziale Netzwerke

Weiterführende Links