Incorporation of Reactive Dynamics in Simulations of Chemically-Sustained Shock Waves

Abstract

A two-dimensional molecular-dynamics model of a chemically-sustained shock wave in a molecular solid is discussed. A many-body expression that realistically describes chemical bonding in condensed phases is used for interatomic potential. The results demonstrate that simple reactive collisions are sufficient to self-sustain a shock wave with a velocity that is comparable to experimental detonation velocities. Features characteristic of macroscopic detonations such as an intrinsic detonation velocity and a following flow are observed on a microscopic scale.

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Document Details

Document Type
Technical Report
Publication Date
Aug 28, 1989
Accession Number
ADA228862

Entities

People

  • C. T. White
  • Donald W. Brenner
  • Mark L. Elert

Organizations

  • United States Naval Research Laboratory

Tags

Communities of Interest

  • Weapons Technologies

DTIC Thesaurus Topics

  • Classification
  • Collisions
  • Contracts
  • Diatomic Molecules
  • Dynamics
  • Energetic Materials
  • Governments
  • Materials
  • Military Research
  • Molecular Dynamics
  • Molecules
  • Potential Energy
  • Shock Waves
  • Simulations
  • Two Dimensional
  • United States
  • United States Naval Academy

Fields of Study

  • Physics

Readers

  • Combustion Dynamics and Shock Wave Physics.
  • Computational Fluid Dynamics (CFD)
  • Quantum Chemistry