A numerical solution to the dynamic response of a compressible Blatz–Ko sphere with spherically symmetric eigenstrains

Hamed Sarsangi, Seyedemad Motaghian, Massood Mofid, Civil Engineering Department, Sharif University of Technology, College of Engineering, University of Tehran

Journal of Vibration and Control

Published online on April 07, 2026

Abstract

Journal of Vibration and Control, Ahead of Print.
This paper investigates nonlinear spherical wave propagation in a compressible Blatz–Ko ball with a spherically symmetric inclusion. First, the nonlinear dynamic equilibrium equations governing both the inclusion region and the surrounding matrix are ...