1–10 of 39 hits
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    Effect of distance on airplane noise

    Regier, Arthur A | NTRS | 1947
    Keywords: SOUND ABSORPTION

    VISUAL OBSERVATIONS OF NIGHTGLOW FROM MANNED SPACECRAFT

    Carpenter, M. S. / Dunkelman, L. / Okeefe, J. A., III | NTRS | 1962
    Keywords: ABSORPTION

    METHODS FOR INFRARED ANALYSIS OF ROCKET FLAMES IN SITU

    Penzias, G. J. / Tourin, R. H. | NTRS | 1962
    Keywords: ABSORPTION

    Possible materials needs for energy absorption in space-vehicle landings

    Marble, D. R. / Warner, R. W. | NTRS | 1964
    Keywords: ENERGY ABSORPTION

    Absorption of sound in air below 1000 cps.

    Harris, C. M. / Tempest, W. | NTRS | 1964
    Keywords: ATMOSPHERIC ABSORPTION

    RF transparent, energy absorbing, structural elements, phase II Final report, 5 Jun. 1963 - 16 Mar. 1964

    Lorsch, H. G. / Meyers, W. M. | NTRS | 1964
    Keywords: ENERGY ABSORPTION

    Carbon dioxide measuring systems for manned spacecraft.

    Bush, W. H. | NTRS | 1964
    Keywords: RADIATION ABSORPTION

    Method for estimating ratio of absorptance to emittance

    Hibbard, R. R. | NTRS | 1965
    Keywords: ABSORPTION