1. Ultrasonic beam focusing and defect detection in anisotropic silicon Restricted (Penn State Only) Author: Katch, Lauren Title: Ultrasonic beam focusing and defect detection in anisotropic silicon Graduate Program: Engineering Science and Mechanics Keywords: ultrasoundanisotropydefectsbeam modelingbeam focusingacoustic hologramray tracingangular spectrum approachsilicon File: Login to Download Committee Members: Albert Segall, Program Head/ChairChristopher Kube, Major Field MemberAndrea Arguelles, Chair & Dissertation AdvisorJulianna Simon, Outside Unit & Field MemberClifford Lissenden, Major Field Member