Accession Number : ADA950854

Title :   Two Problems Concerning the Measurement of Ultrasonic Attenuation. I. The Effect of the Three Layer System on Pulse Reception. II. The Reflection of an Elastic Wave at a Rough Surface,

Corporate Author : BROWN UNIV PROVIDENCE R I METALS RESEARCH LAB

Personal Author(s) : Evans,David H.

Report Date : MAY 1953

Pagination or Media Count : 74

Descriptors :   *Ultrasonic radiation, *Radiation attenuation, Elastic waves, Wave propagation, Piezoelectric crystals, Surfaces, Layers, Echoes, Plane waves, Reflection, Scattering, Measurement

Subject Categories : Acoustics

Distribution Statement : APPROVED FOR PUBLIC RELEASE