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ITG 

ITG-Fachbericht 150 

Displays and Vacuum Electronics

Frankfurt 

29 - 30 April, Garmisch-Partenkirchen

Wissenschaftliche Tagungsleitung:

Prof. Dr. rer. nat. M. Thumm Universität Karlsruhe und Forschungszentrum Karlsruhe
Inhalt
Displays

Session Al: Reflective Liquid Crystal Displays

Recent Developments in Reflective Liquid Crystal Display Technology
A. C. Lowe, IBM UK Ltd., Greenock, Scotland
13
Reflective Colour Liquid Crystal Displays
A. Mosley, CRL, Hayes, UK
23
Optical Aspects of Reflective LCD's
H. J. Cornelissen, L. J. M. Schlangen, F. A. M. A. Paulissen, Philips, Eindhoven, Netherlands
29
A TFT Addressed Reflective PDLC Display for Mobile Communications
S. Huttelmaier, J. Baumbach, E. Lüder, T. Kallfaß, Universität Stuttgart, Germany; J. LeGrange, K. Schleupen, AT&T, Bell Laboratories, Murray Hill, USA
35

Session A2- Liquid Crystal Materials

On the Display related Parameters of Novel Active Matrix Liquid Crystal Mixtures
T. Jacob, D. Klement, B. Schuler, K. Tarumi, Merck KGAA, Darmstadt, Germany; A. Sawada, Merck Japan Ltd., Kanagawa, Japan
41
FLC-Molecules with Memory
H.-R. Dübal, Hoechst Research & Technology, Frankfurt/Main, Germany
47
New LC-Materials and their Applications
F. Kuschel, H. Zaschke, MLS GmbH, Leuna, Germany
54
On Antiferroelectric Liquid Crystals with Complex Electro-optical Response
G. Heppke, T. Fütterer, D. Moro, S. Rauch, Technische Universität Berlin, Germany
61
Antiferroelectric Liquid Crystal Displays
J. M. Oton, C. Rodrigo, G. Fiksman, X. Quintana, Technical University of Madrid, Spain
65

Session A3: LEDs and Electroluminescence

New Developments in Semiconductor Light Emitting Diodes for Short Wavelength
M. Pilkuhn, Universität Stuttgart, Germany
71
Organic Poly-LEDs
N. Yu, H. Schenk, H. Spreitzer, W. Kreuder, H. Becker, Hoechst Research & Technology, Frankfurt/Main, Germany
79
State of the Art of New EL Displays
A. Pakkala, Planar International Ltd., Espoo, Finland
85
Progress of Electroluminescence Display Development at HHI
K.-0. Velthaus, Heinrich-Hertz-Institut, Berlin, Germany
93
Organic Electroluminescence
J. Schöbel, A. Böhler, S. Dirr, H.-H. Johannes, A. Rückmann, P. Urbach, S. Wiese, W. Kowalsky, Technische Universität Braunschweig, Germany
99

Session A4: Components

Plastics in Flat Panel Displays
J. DelPico, G. Trapani, J. Branca, Polaroid Corp., Waltham, MA, USA
105
Flat and Uniform Illuminators for LCD-Screens
U. Fischer, Darmstadt, Germany
111
Glass Substrates for Flat Panel Applications
R. H. Mauch, T. Kessler, Schott Glaswerke, Mainz, Germany; A. Kruse, Deutsche Spezialglas AG, Grünenplan, Germany,
117
Spacers for Display Applications
J.- P. Tahon, F. Louwet, L. Bollens, Agfa-Gevaert N.V., Mortsel, Belgium; M. Mücke, T. Bayer, University of Stuttgart, Germany
123
Drivers with a-Si: H-TFTs
F. Maurice, H. Lebrun, T. Kretz, Thomson LCD, Moirans, France
129

Session A5: Passive and Active Matrix Liquid Crystal Displays

State of the Art of STN-Displays
J. Wahl, Optrex Europe GmbH, Babenhausen, Germany
133
Bistable FLC-Displays on Plastic Substrates for Smart Cards
R. Bürkle, M. Mücke, E. Lüder, T. Kallfaß, R. Klette, R. Schittenhelm, G. Maier, Universität Stuttgart, Germany
141
Cholesteric LCDs on Glass and Plastic Substrates with a Resolution up to 200 dpi and 14" Diagonal
R. Bunz, R. Bürkle, S. Becker, T. Kallfaß, E. Lüder, Universität Stuttgart, Germany
147
Display with a-SI:H-TFTs using Ion lmplanted Drain and Source Contacts
G. Maier, J. Ullmann, T. Harrer, T Kallfaß, E. Lüder, Universität Stuttgart, Germany
153

Session A6: Equipment for Manufacture of Displays

Testing the AM LCD Matrix with an Electron Beam
M. Brunner, R. Schmid, Etec EBT GmbH, Feldkirchen, Germany; K.-H. Schweikert, ADT GmbH, Stuttgart; S. Becker, Universität Stuttgart, Germany
159
Microlens Projection Lithography for Flat Panel Display Patterning
E. Cullmann, S. Seider, Karl Süss GmbH & Co., Garching, Germany; R. Völkel, University of Neuchatel, Switzerland
167
High Resolution Laser Printers for the Production of Displays
R. W. Wijnaendts van Resandt, R. Kaplan, Heidelberg Instruments, Heidelberg, Germany
173
High Rate Deposition of Oxide Layers by Pulsed Magnetron Sputtering (PMS) for Display Manufacturing
M. Fahland, V. Kirchhoff, N. Schiller, S. Schiller, FEP Dresden, Germany
179
Single Area Excimer Laser Crystallization (SAELC), Benefit for Low Temperature Poly-TFTs for AMLCD
M. Stehle, D. Zahorski,. SOPRA, Bois-Colombes, France
185

Session A7: Projection, Field Emission and Monitors

Projection Displays
B. Maximus, P. Candry, C. Derijcke, Barco N. V. Projection Systems, Kuurne, Beigium
193
Cholesteric Band Modulation Filter LCD-Imagers
M. Schadt, K. Schmitt, Rolic Research Ltd., Basel, Switzerland
201
A MIM Addressed PDLC-Display for Overhead Projection
R. Bäuerle, S. Becker, U. Schneider, E. Lüder, T. Kallfaß, E. Ginter, R. Harjung, Universität Stuttgart, Germany
207
Basic Study of Active Matrix Field Emission Display
K. Yokoo, N. Kitano, S. Shibuya, H. Shimawaki, H. Mimura, Tohoku University, Sendai, Japan
213
CRT and LCD Monitors
H.-G. Riegler-Rittner, Siemens Nixdorf lnformationssysteme AG, Augsburg, Germany
219

Session A8: Applications

Displays for Automotive Applications
P. Knoll, Angewandte Display Technologie GmbH, Stuttgart, Germany
225
TemperatureExperience with Car LCDs
M. Heimrath, BMW AG, München, Germany
231
Recent Developments in the Area of Miniature (l/2" and l") CRT's and their Main Applications
J. Chevalier, TTE, St. Egreve, France; G. Gassier, TTEG, Ulm, Germany
239
Liquid Crystal Shutters for Direct View and Optical System Application
P. Gilch, L. Keller, P. Syre, OPTREL AG, Wattwil, Switzerland
243

Vacuum Electronics


Session B1: Aspects of Microwave Tubes

New High-Power Microwave Tubes for Scientific, Industrial and Broadcast Applications
H. Bohlen, E. Eisen, K. Felch, H. Jory, S. Lenci, E. Wright, CPI Inc., Palo Alto, USA
249
10 MW/1.5 ms, L-Band Multibeam Klystron
A. Beunas, G. Faillon, TTE, Velizy, France
257
Aspects of the Development of Shortwave, especially Microwave Tubes
H. Döring, RWTH Aachen, Germany
263
Ways to decrease High-Voltage Requirements in High-Power Microwave Tubes
K. Bohlen, F. Friedlander, E. Lien, R. Wilcox, CPI Inc., Palo Alto, USA
269
Two-Dimensional Design of a Low Voltage mm-Wave Sheet Beam Klystron
S. Solyga, H. Henke, Technische Universität Berlin, Germany
275

Session B2: Gyrotrons

Development of 1 MW Output Power Level Gyrotron for ITER
V. E. Zapevalov, G. G. Denisov, V. A. Flyagin, A. Sh. Fix, A. N. Kuftin, V. 1. Kurbatov, V. K. Lygin, M. A. Moiseev, V. E. Myasnikov, GYCOM Ltd., Nizhny Novgorod, Russia; V. V. Alikaev, INF RRC Kurchatov Inst., Moscow, Russia
281
Development of High Power Coaxial Cavity Gyrotrons
B. Piosczyk, 0. Braz, G. Dammertz, C. T. Iatrou, S. Illy, M. Kuntze, G. Michel, A. Möbius, M. Thumm, Forschungszentrum Karlsruhe, Germany, V. A. Flyagin,V. I. Khishnyak, A. B. Pavelyev, V. E. Zapevalov, IAP, Nizhny Novgorod, Russia
287
Operating-Mode Selection and Design of Gyrotron Oscillators
C. T. Iatrou, National Technical University of Athens, Greece Operating-Mode Selection and Design of Gyrotron Oscillators 293 C. T. Iatrou, National Technical University of Athens, Greece
293
Frequency Step-Tuned Operation of a 1 MW, D-Band Gyrotron using a Brewster Output Window
O. Braz, G. Dammertz, S. Henry, M. Kuntze, M. Thumm, Forschungszentrum Karlsruhe, Germany; M. Sato, T. Shimozuma, NIFS, Toki, Japan
299
On the Negative-mass Instability as a Source of Electron Energy Spread in Gyrotrons
V. L. Bratman, A. V. Savilov, IAP, Nizhny Novgorod, Russia; O. Dumbrajs, P. Nikkola, HUT, Espoo, Finland
305

Session B3: Travelling Wave Tubes

New Power Classes in Ku- and Ka-Band
M. Allex, R. Christ, E. Bosch, H. Seidel, TTEG, Ulm, Germany; F. Andre, M. Andre, TTE, Velizy, France
311
Development of 60 GHz TWT's for Space Application
R. Wohland, E. Bosch, W. Gerum, P. Malzahn, TTEG, Ulm, Germany; H. Küntzman, TTE, Velizy, France
323
Status of a 94 GHz TWT and Amplifier Development
P. Malzahn, G. Lippert, TTEG, Ulm, Germany
331
Efficiency Enhancement of C-Band TWTs for Space Application
P. Ehret, P. Heumüller, A. Jäger, M. Schmelzer, TTEG, Ulm, Germany
337
Computer Simulation of lnter-Modulation Distortion in Broad-Band, Multi-Carrier, Travelling Wave Tube Amplifiers
R. G. Carter, Lancaster University, U. K.; W. Bösch, DASA, Ulm, Germany; V. Srivastava, CEERI, Pilani, India; G. Gatti, ESTEC, Noordwijk, Netherlands
343
Design of Helix Slow-wave Structure for a High Efficiency Space TWT
V. Srivastava, B. Ravinder, A. K. Sinha, S. N. Joshi, CEERI Pilani, India; R. G. Carter, Lancaster University, U.K.
349

Session B4: Materials, Technologies and Plasma Switches

Output Power Windows of GYCOM Gyrotrons and their Prospective
V. V. Alikaev, D. V. Khmara, V. A. Khmara, V. E. Myasnikov, V. V. Parshin, GYCOM, Nizhny Novgorod, Russia
357
MM-Wave Characterisation of Low Loss Dielectric Materials Using Open Resonators
R. Schwab, R. Spöri, J. Burbach, R. Heidinger, Forschungszentrum Karlsruhe, Germany; F. Königer, Prometh GmbH, Alt Zeilsheim, Germany
363
CVD Diamond for High Power Gyrotrons: Characterisation of Dielectric Properties
R. Spöri, R. Schwab, R. Heidinger, Forschungszentrum Karlsruhe, Germany; V. V. Parshin, IAP, Nizhny Novgorod, Russia
369
Sintering of Ceramics Using Gyrotron Radiation
G. Link, L. Feher, S. Rhee, M. Thumm, W. Bauer, H.-J. Ritzhaupt-Kleissl; A. Weddigen, R. Böhme, A. Weisenburger, Forschungszentrum Karlsruhe, Germany
375
High-Power Cold Cathode Switches for Pulsed Power Applications
W. Hartmann, Siemens AG Corporate Technology, Erlangen, Germany
381
lnnovative Vacuum Interrupters for the Market 2000
R. Renz, Siemens Passive Bauelemente und Röhren, Berlin, Germany
387

Session B5: Gas Lasers

Lineselective CO2 Lasers with Apodized Littrow-Gratings
R. Hocke, H. Brand, M. Collischon, J. Schwider, Universität Erlangen, Germany
393
Measurement of Trace Gases in Sealed-off CO2 Lasers with Tunable Diode Lasers in the Near Infrared
R. Engelbrecht, R. Hocke, H. Brand, Universität Erlangen, Germany
399

Microwave Excitation of Diffusion-Cooled CO2 Lasers
W. Oestreicher, J. Deuringer, H. Brand, Universität Erlangen, Germany

405
SMMW Lasers with Optical Pump Beam Guiding
M. Raum, H. Brand, Universität Erlangen, Germany
411

Session B6: High Frequency High Power Microwave Devices

First Experiments of the FOM Fusion FEM
A. G. A. Verhoeven, W. A. Bongers, C. A. J. van der Geer, G. Kramer, P. Manintveld, A. Poelman, J. Pluygers, P. H. M. Smeets, A. B. Sterk, W.H. Urbanus, FOM-Instituut, Nieuwegein, Netherlands; V. L. Bratman, G. G. Denisov, M. Yu. Shmelyov, IAP; Nizhny Novgorod, Russia; M. Caplan, LLNL, Livermore, USA
417
Millimetre-Wave Free Electron Superradiance Experiments
A. D R. Phelps, A. W. Cross, S. J. Cooke, P. Aitken, W. He, K. Ronald, M. Wiggins, Univ. of Strathclyde, Glasgow, UK; N. S. Ginzburg, A. S. Sergeev, 1. V. Zotova, Yu. V. Novozhilova, N. Yu. Peskov, I. V. Konoplev, IAP, Nizhny Novgorod, Russia; V. G. Shpak, M. 1. Yalandin S. A. Shunailov, M. R. Ulmaskulov, I. E. Ekaterinburg, Russia
423
CARM Experiments with Cold and Thermionic Cathodes
A. R. Young, A. D. R. Phelps, A. W. Cross, W. He, S. J. Cooke, Univ. of Strathclyde, Glasgow, UK
429
Quasi-Optical Gyrotron Operating at the Third Harmonic
O. Dumbrajs, P. Nikkola, HUT, Espoo, Fihland, J. P. Hogge, M. Siegrist, CRPP, Lausanne, Switzerland
435
Cherenkov Maser using a Pseudospark Cathode, Theory and Experiment
A. D. R. Phelps, H. Yin, W. He, G. R. M. Robb, K. Ronald, A. W. Cross, P. Aitken, B. W J. McNeil, C. G. Whyte, Univ. of Strathclyde, Glasgow, UK
441

Session B7: Peniotrons, Magnetrons, Clinotrons and other Microwave Tubes

Efficient Operation of High Harmonic Peniotron in Millimeter Wave Region
K. Yokoo, T. Ishihara, K. Sagae, N. Sato, H. Shimawaki, Tohoku University, Sendai, Japan
447
3D Modelling of High-Power, Explosive Emission Magnetrons
X. Chen, M. Esterson, P. A. Lindsay, King's College London, UK
453
Computer Modelling of Magnetron Anodes
R.G. Carter, Lancaster University, UK, B.-P. Qian, G. Wang, J.-J. Feng, VERI, Beijing, PR China
459
Clinotron Operation at (Sub-) Millimeter Waves: Theory and Experiments
S. A. Churilova, D. M. Vavriv, RAI, Kharkov, Ukrain; K. Schünemann, TU Hamburg-Harburg, Germany
465
New Concept of High-Quality Microwave Tubes, Status and Perspectives (Russian Experience)
V. Savvin, Moscow State University, Russia
471
Session B8:. Cathode Technology and Electron Guns
Thermionic Cathodes studied by Low-Energy Ion Scattering
R. Cortenraad, A. W. Denier van der Gon, H. H. Brongersma, University of Technology, Eindhoven, Netherlands; A. Manenschijn, Philips Eindhoven, Netherlands; G. Gärtner, Philips, Aachen, Germany
477
lnvestigation of the Shielding Effect during Ion Bombardment of Ba-Dispenser Cathodes
G. Gärtner, P. Geittner, D. Raasch, A. Ritz, D. U. Wiechert, Philips, Aachen, Germany
483
Comparison of Ba Evaporation from different Ba-Dispenser Cathode Types
G. Gärtner, S. Ording, Philips, Aachen, Germany; T. Bisschops, Philips, Eindhoven, Netherlands
489
lnvestigation of Beam Instabilities in the Compression Region of Gyrotrons using Kinetic Theory and Time Dependent Particle-in-Cell Simulations
S. llly, E. Borie, Forschungszentrum Karlsruhe, Germany
495
PIERCE: A Program for lmproved Electron Ray-tracing in Collectors & Electron Guns
L. Kumar, Microwave Tube Research and Development Centre, Bangalore, India
503
An Improved Criterion of Stability for PPM Focused Electron Beams
S. K. Datta, S. U. M. Reddy, Microwave Tube Research and Development Centre, Bangalore, India
509