SECOND-ORDER STRAIN ACCUMULATION AT ULTRASONIC FREQUENCY.

Abstract

Permanent axial extension is produced by reversed cyclic straining in tension-compression at ultrasonic frequency and in torsion at mechanically induced (low) frequency. It is shown that in both ranges the axial extension is a quadratic function of the cyclic strain amplitude, which is characteristic of second-order effects that exist independently of the frequency of the cyclic strain. (Author)

Document Details

Document Type
Technical Report
Publication Date
May 01, 1967
Accession Number
AD0652362

Entities

People

  • Maria Ronay
  • Warren P. Mason

Organizations

  • Columbia University

Tags

DTIC Thesaurus Topics

  • Amplitude
  • Compression
  • Determinants (Mathematics)
  • Frequency
  • Ultrasonic Frequencies

Readers

  • Mechanical Engineering/Mechanics of Materials.
  • Radio communications and signal processing.