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Autor:
L.D. Moreland, S. D. Korovin, A.M. Roitman, Edl Schamiloglu, Sergei D. Polevin, Vladislav V. Rostov
Publikováno v:
Russian Physics Journal. 39:1200-1205
An analysis is made of the influence of the forward wave on the operation of a relativistic uniform backward wave tube. The conditions are determined under which it is necessary to take account of asynchronous waves in the processes of energy exchang
Publikováno v:
IEEE Transactions on Plasma Science. 24:1067-1071
The interaction of a high-power microwave beam with a face-centered-cubic photonic crystal is studied. A Sinus-6 high-power relativistic repetitively pulsed electron beam accelerator was used to drive a slow wave structure in vacuum to generate 450 M
Publikováno v:
IEEE Transactions on Plasma Science. 24:879-883
This paper discusses an approach to model the input/output characteristics of the Sinus-6 electron beam accelerator-driven backward wave oscillator. Since the Sinus-6 is extremely fast to warrant the inclusion of dynamical effects, and since the samp
Autor:
L.D. Moreland, A.M. Roitman, S. D. Korovin, Edl Schamiloglu, T.A. Spencer, Kyle J. Hendricks, W. Lemke, Vladislav V. Rostov
Publikováno v:
IEEE Transactions on Plasma Science. 22:554-565
The Sinus-6, a high-power relativistic repetitively-pulsed electron beam accelerator, is used to drive various slow wave structures in a BWO configuration in vacuum. Peak output power of about 550 MW at 9.45 GHz was radiated in an 8-ns pulse. We desc
Autor:
L.D. Moreland, S. D. Korovin, Igor V. Pegel, H.A.M. Roitman, Edl Schamiloglu, Raymond W. Lemke
Publikováno v:
Proceedings of 1994 IEEE 21st International Conference on Plasma Sciences (ICOPS).
Experiments involving backward wave oscillators having nonuniform amplitude slow wave structures (NBWOs) operating in the x-band frequency range have produced 500 MW of rf power with 20% efficiency. To elucidate the processes occurring in the NBWO, a
Publikováno v:
Proceedings of 1994 IEEE 21st International Conference on Plasma Sciences (ICOPS).
A recent numerical calculation predicts efficiencies of 25--30% for uniform BWOs over a wider range of beam parameters than for nonuniform BWOs. This new model includes the interaction between the electron beam and the reflected forward traveling wav
Publikováno v:
Proceedings of 1994 IEEE 21st International Conference on Plasma Sciences (ICOPS).
The authors describe results from an experiment where the number of ripple periods in the slow wave structure of a backward wave oscillator (BWO) is increased. Both microwave power and frequency measurements are made for each shot. For a given cathod
Neural network modeling of the input/output characteristics of a high power backward wave oscillator
Publikováno v:
IEEE Conference Record - Abstracts. 1996 IEEE International Conference on Plasma Science.
Summary form only given. A neural network model has been used to characterize the input/output behavior of the Sinus-6 electron beam accelerator-driven high power backward-wave oscillator (BWO) at the University of New Mexico. Since this microwave so
Publikováno v:
Digest of Technical Papers. Tenth IEEE International Pulsed Power Conference.
The goal of this paper is to introduce some identification and control systems concepts to the field of high power microwave (HPM) tubes. These concepts are well known to the control systems community, but have not yet been fully exploited within the