Electric Fields Generated by Symmetric Inward Emission of Electrons from Cylindrical and Spherical Shells.

Abstract

Simple analytic models incorporating assumptions based on physical arguments are developed to calculate the electrostatic fields produced inside cylinders and spheres by internal electromagnetic pulses. Integral equations for the potentials in the cavities are derived from Poisson's equation and energy conservation and are solved self-consistently for a representative energy spectrum. The numerical solutions are checked against analytic solutions in the limit of small space-charge effects and numerical results for the electrostatic potential, electric field, and charge density are presented.

Document Details

Document Type
Technical Report
Publication Date
Dec 01, 1972
Accession Number
AD0753014

Entities

People

  • Marcus R. Skeem

Organizations

  • Air Force Institute of Technology

Tags

DTIC Thesaurus Topics

  • Charge Density
  • Electric Fields
  • Electricity
  • Electromagnetic Fields
  • Electromagnetic Pulses
  • Electrostatic Fields
  • Emission
  • Energy Conservation
  • Equations
  • Integral Equations
  • Internal Electromagnetic Pulses
  • Space Charge

Fields of Study

  • Physics

Readers

  • Calculus or Mathematical Analysis
  • Plasma Physics / Magnetohydrodynamics

Technology Areas

  • Microelectronics
  • Space
  • Space - Hall-Effect Thruster