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Phys. Plasmas 14, 033509 (2007); http://dx.doi.org/10.1063/1.2710466 (7 pages)

Multipactor in a coaxial transmission line. II. Particle-in-cell simulations

V. E. Semenov1, N. Zharova1, R. Udiljak2, D. Anderson2, M. Lisak2, and J. Puech3

1Institute of Applied Physics, 603950 Nizhny Novgorod, Russia
2Department of Radio and Space Science, Chalmers University of Technology, SE-412 96 Göteborg, Sweden
3Centre National d’Études Spatiales, 31401 Toulouse, France

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(Received 17 November 2006; accepted 26 January 2007; published online 28 March 2007)

The effects of nonuniform radiofrequency fields are analyzed for a cylindrical coaxial transmission line using a particle-in-cell code. The behavior predicted by the analytical analysis is confirmed by this study. In addition, by including an initial velocity spread and different maximum secondary electron yields, a more elaborate analysis is performed. It is found that in the case of high secondary emission, an increase in the spread of initial velocities results in an overlapping of the multipactor zones for both double and single sided multipactor. In the other case, when the secondary emission is low, a large enough initial velocity spread can lead to total suppression of the electron avalanche for the higher order modes. Comparison with available experimental data shows good agreement.

© 2007 American Institute of Physics

Article Outline

  1. INTRODUCTION
  2. MODEL AND NUMERICAL IMPLEMENTATION
  3. SIMULATIONS AND DISCUSSION
  4. COMPARISON WITH EXPERIMENTS
  5. CONCLUSIONS

EDITORIALLY RELATED

  1. Multipactor in a coaxial transmission line. I. Analytical study
    R. Udiljak et al.
    Phys. Plasmas 14, 033508 (2007)PHPAEN000014000003033508000001

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1070-664X (print)  
1089-7674 (online)

For access to fully linked references, you need to log in.
    A. Sazontov, M. Buyanova, V. Semenov, E. Rakova, N. Vdovicheva, D. Anderson, M. Lisak, J. Puech, and L. Lapierre, Phys. Plasmas 12, 053102 (2005)PHPAEN000012000005053102000001.

    A. Hatch, J. Appl. Phys. 32, 1086 (1961)JAPIAU000032000006001086000001.

    R. Woo, J. Appl. Phys. 39, 1528 (1968)JAPIAU000039000003001528000001.

    M. A. Furman and M. T. F. Pivi, Phys. Rev. ST Accel. Beams 5, 124404 (2002).

    R. Udiljak, D. Anderson, M. Lisak, V. E. Semenov, and J. Puech, Phys. Plasmas14, 033508 (2007)PHPAEN000014000003033508000001.


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