1. Vibration Reduction of Sandwich Composites Via 3-D Manufactured Acoustic Metamaterial Cores Open Access Author: Yu, Tianliang Title: Vibration Reduction of Sandwich Composites Via 3-D Manufactured Acoustic Metamaterial Cores Graduate Program: Aerospace Engineering Keywords: Vibration reductionacoustic metamaterialsandwich panel3-D manufacture File: Download MS_Thesis_Tianliang_Yu_Final_version.pdf Committee Members: George A Lesieutre, Thesis Advisor/Co-Advisor