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Transverse wave instability in a solid explosive.

B B Dunne

    Science (New York, N.Y.)
    |February 20, 1970
    PubMed
    Summary
    This summary is machine-generated.

    Microscopic shock waves were detected in Composition C-4 explosives using a metal indentation technique. These waves exhibit instability in detonation, with specific spacing and lateral velocity measurements.

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    Area of Science:

    • Materials Science
    • Chemical Engineering
    • Physics of Explosives

    Background:

    • Composition C-4 is a widely used plastic-bonded explosive.
    • Understanding detonation dynamics is crucial for safety and performance.
    • Previous studies have explored shock wave phenomena in explosives.

    Purpose of the Study:

    • To detect and characterize microscopic shock waves in Composition C-4.
    • To investigate the instability of detonation waves.
    • To provide insights into the fundamental behavior of RDX-based explosives.

    Main Methods:

    • Utilized a metal indentation technique for shock wave detection.
    • Analyzed microscopic transverse or side-running shock waves.
    • Observed detonation waves in a cylindrically divergent configuration.

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    Main Results:

    • Successfully detected microscopic shock waves in Composition C-4.
    • Measured a minimum wave spacing of approximately 0.05 millimeters.
    • Determined a lateral velocity of about 6.5 millimeters per microsecond.
    • Demonstrated shock wave instability in cylindrically divergent detonation waves.

    Conclusions:

    • Microscopic shock waves are a feature of Composition C-4 detonation.
    • The observed instability is linked to wave spacing and velocity.
    • Findings contribute to the understanding of explosive detonation physics.