ELECTROMAGNETIC PULSE PROPAGATION IN THE NORMAL TERRESTRIAL WAVEGUIDE ENVIRONMENT

Abstract

The theoretical problem of predicting the effect of the propagation medium on the form or shape of the low frequency electromagnetic pulse of nuclear origin has been discussed in a previous paper. This paper presents some greater detail on this remarkable propagation phenomenon. Particular emphasis is placed on the construction of transforms (amplitude and phase of the propagation medium as a function of frequency) which can be employed to propagate theoretically almost any pulse shape. The distinctive features of the propagated pulse at great distance from the source can be identified with particular reflection regions of the ground and the ionosphere along the path between the source and the observer.

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Document Details

Document Type
Technical Report
Publication Date
Dec 01, 1966
Accession Number
AD0648001

Entities

People

  • J. R. Johler

Tags

Communities of Interest

  • Advanced Electronics
  • Air Platforms
  • C4I
  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Amplitude
  • Angle Of Incidence
  • Computer Programs
  • Computers
  • Earth Sciences
  • Ecology
  • Electromagnetic Pulses
  • Electron Density
  • Electron Gas
  • Electrons
  • Environment
  • Frequency
  • Ionosphere
  • Physics Laboratories
  • Radio Waves
  • Wave Propagation
  • Waveforms

Fields of Study

  • Physics

Readers

  • Electromagnetic Wave Scattering and Antenna Radiation Engineering
  • Systems Analysis and Design
  • Wave Propagation and Nonlinear Chaotic Dynamics.