1. Comprehensive study of external field and stress bias effect on piezoelectric properties and loss factors Open Access Author: Daneshpajooh, Hossein Title: Comprehensive study of external field and stress bias effect on piezoelectric properties and loss factors Graduate Program: Electrical Engineering (PHD) Keywords: Piezoelectric MaterialsLoss MechanismDC electric FieldCompressive StressPiezoelectric LossPhenomenologyDielectric LossLangevin TransducerUltrasonic Transducer File: Download Hossein-Daneshpajooh-Dissertation.pdf Committee Members: Suzanne Mohney, Major Field MemberWenwu Cao, Outside Unit & Field MemberMehdi Kiani, Major Field MemberKenji Uchino, Chair & Dissertation AdvisorKultegin Aydin, Program Head/Chair