Accession Number : AD0276365

Title :   NEW EVIDENCE CONCERNING THE ORIGIN OF FATIGUE CRACKS AS A SURFACE PHENOMENON

Corporate Author : RAND CORP SANTA MONICA CALIF

Personal Author(s) : SHANLEY,F.R.

Report Date : MAY 1962

Pagination or Media Count : 1

Abstract : Recent results from studies of surface effects, particularly at ultra-high vacuum, are reviewed with respect to the origin and growth of fatigue cracks. These results appear to offer new evidence tending to substantiate an earlier theory of fatigue proposed by the author. (Author)

Descriptors :   *FATIGUE (MECHANICS), *FRACTURE (MECHANICS), CRYSTAL LATTICES, DEFORMATION, LOW PRESSURE, SURFACE PROPERTIES, SURFACES, THEORY

Distribution Statement : APPROVED FOR PUBLIC RELEASE