1. Penetration power of ultrasonic guided waves for piping and well casing integrity analysis Open Access Author: Parayitham, Sashidhar K Title: Penetration power of ultrasonic guided waves for piping and well casing integrity analysis Graduate Program: Engineering Mechanics Keywords: well casingpipesguided wavesexcitation methods File: Download Sashi_Thesis_Merged_Revised.pdf Committee Members: Clifford Jesse Lissenden Iii, Thesis Advisor/Co-Advisor
2. Towards a Robust Characterization of Material Damage Evolution via Linear and Nonlinear Ultrasonic Guided Wave Features Open Access Author: Choi, Gloria W Title: Towards a Robust Characterization of Material Damage Evolution via Linear and Nonlinear Ultrasonic Guided Wave Features Graduate Program: Engineering Science and Mechanics Keywords: guided wavesnonlinear guided wavesfrequency domain finite elementcompositemetalspipesplatessemianalytical finite element methodnonlinear generation within finite width platesnonlinear guided wave generationthird harmonicsecond harmonichigher harmonicmutual interactionself interactionwave mixingCFRPkinkmarcellingout of plane ply wavinessfatiguecreep-fatigue ratchetingmicrostructureinhomogeneous damage File: Download GWC_Thesis_final.pdf Committee Members: Clifford Jesse Lissenden III, Dissertation Advisor/Co-AdvisorClifford Jesse Lissenden III, Committee Chair/Co-ChairJoseph Lawrence Rose, Committee MemberBernhard R Tittmann, Committee MemberParisa Shokouhi, Outside Member