1. Circumferential Guided Waves in Elastic and Viscoelastic Multilayered Annuli Open Access Author: Van Velsor, Jason Kenneth Title: Circumferential Guided Waves in Elastic and Viscoelastic Multilayered Annuli Graduate Program: Engineering Science and Mechanics Keywords: pipe inspectionultrsoundcircumferential guided wavesdispersion curvesviscoelastic coatings File: Download Van_Velsor_Doctoral_Dissertation.pdf Committee Members: Joseph Lawrence Rose, Dissertation Advisor/Co-AdvisorJoseph Lawrence Rose, Committee Chair/Co-ChairBernhard R Tittmann, Committee MemberClifford Jesse Lissenden Iii, Committee MemberGhassan Chehab, Committee Member