Application of ultrasonic methods to determine elastic anisotropy of polycrystalline copper processed by equal-channel angular pressing.

Abstract

Ultrasound resonance spectroscopy and pulse-echo techniques were employed to determine the elastic anisotropy in ultrafine-grained copper polycrystals processed by ECAP.

Keywords

• Application
• ultrasonic
• methods
• determine
• elastic
• anisotropy
• polycrystalline
• copper
• processed
• equal-channel
• angular
• pressing.