Beam Trapping in a Modified Betatron With a Localized Bipolar Electric Field Pulse

Abstract

This paper describes a scheme for trapping the injected beam in a modified betatron accelerator using a localized inductive electric field pulse generated by a charged coaxial pulseline. The average canonical angular momentum < Po > is not conserved in this scheme. Numerical simulations demonstrate trapping over a wide range of operating parameters. A 0.84-0, 45-ns water dielectric pulseline has been built for testing the trapping concept. The pulseline is switched using triggered vacuum surface switches. By crowbarring the pulseline, its output is limited to a single bipolar pulse that has a - 22 ns rise time.

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Document Details

Document Type
Technical Report
Publication Date
Aug 24, 1992
Accession Number
ADA255414

Entities

People

  • Chris A. Kapetanakos
  • D. Dialetis
  • Joseph P. Mathew
  • S. J. Marsh

Organizations

  • United States Naval Research Laboratory

Tags

Communities of Interest

  • Advanced Electronics
  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Carbon Fibers
  • Coaxial Cables
  • Computational Science
  • Dielectric Permittivity
  • Differential Equations
  • Electric Fields
  • Electromagnetic Fields
  • Geometry
  • Magnetic Fields
  • Pulse Amplitude
  • Simulations
  • Spark Gaps
  • Three Dimensional
  • Transmission Lines
  • Two Dimensional
  • Wave Propagation
  • Waveforms

Fields of Study

  • Physics

Readers

  • Electrical Engineering
  • Pulsed Power and Plasma Physics.