Destruction of Trapped Particle Oscillations |
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according to Eq Active wave phase beam-plasma systems bounce length calculated CALIFOR CALIFORNIA CALIFORNIA CALIFORNIA SAN DIEGO CALIFORNIA UNIVERSITY computed detrapping detuning parameter dielectric dielectric constant dispersion relation eigenfunction equations experimental FIGURE finite frequency helix injected beam power instability interaction impedance J. H. Malmberg LIBRARY DIEGO LIBRARY LIBRARY LIBRARY RSITY LIBRARY THE UNI LIBRARY UNIVERSITY linear Lost beam power main wave nonlinear region normalized to injected ORNIA particle phase phase mixing phase space phase velocity Phys plasma plasma physics power vs distance R₂ resonant particle result SAN DIEGO ERSITY SAN DIEGO UNIVERSITY saturation power shown in Fig sidebands SITY OF CALIFORNIA slow wave structure small cold beam space charge T. M. O'Neil theory tion trapped particle oscillations trapping oscillations travelling wave tube tube UNIV ERSITY UNIVERSITY LIBRARY voltage wave amplitude wave phase shifts wave potential wave power waveguide wavenumber