Search Results - "Rollins, Fred"

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    Ultrasonic Examination of Liquid-Solid Boundaries Using a Right-Angle Reflector Technique by Rollins, Fred R.

    “…A motor-driven ultrasonic goniometer is described consisting of a single transducer and a 90° reflector. This relatively simple device facilitates rapid…”
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    Journal Article
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    ULTRASONIC REFLECTIVITY AND SURFACE WAVE PHENOMENA ON SURFACES OF COPPER SINGLE CRYSTALS by Rollins, Fred R., Lim, T. C., Farnell, G. W.

    Published in Applied physics letters (01-04-1968)
    “…The phase velocities of surface waves on low index surfaces of single-crystal copper have been determined by an ultrasonic reflection technique and found to be…”
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    Journal Article
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    Phonon-Phonon Interactions at Ultrasonic Frequencies by Rollins, Fred R.

    “…In this paper, some recent experiments are described that illustrate the nonlinear interaction of longitudinal and transverse elastic waves in isotropic…”
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    Journal Article
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    Resonant Interaction of Two Ultrasonic Waves in Solids by Rollins, Fred R.

    “…In a recent theoretical paper, Jones and Kobett [J. Acoust. Soc. Am. 35, 5 (1963)] have shown that two monochromatic elastic waves in a nonlinear solid…”
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    Journal Article
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    Right-Angle Reflector Technique for the Ultrasonic Examination of Material Properties by Rollins, Fred R., Levy, S. L.

    “…An ultrasonic goniometer is described that utilizes a single transducer and a reflector composed of two plane orthogonal surfaces. With the instrument immersed…”
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    Journal Article
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    Visualization of Traveling Ultrasonic Wave Packets by Rollins, Fred R.

    “…A strobe-type optical system has been used to observe visually traveling ultrasonic wave packets. Typical photographs are shown, and advantages of the…”
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    Journal Article
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    Phonon interactions at ultrasonic frequencies by Rollins, F.R.

    Published in Proceedings of the IEEE (01-01-1965)
    “…The interaction of ultrasonic beams in solid media has only recently been explored experimentally. The techniques developed for this purpose are reviewed and…”
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    Journal Article
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    Remarks on a Paper by Jones and Kobett by Waldow, Peter, Rollins, Fred R.

    “…It is proposed that the classical treatment that predicts the generation of a scattered wave of frequency (ω1 −ω2) as the result of the interaction of two…”
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    Journal Article
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