1. STRUCTURAL DAMAGE DETECTION VIA NONLINEAR SYSTEM IDENTIFICATION AND STRUCTURAL INTENSITY METHODS Open Access Author: Semperlotti, Fabio Title: STRUCTURAL DAMAGE DETECTION VIA NONLINEAR SYSTEM IDENTIFICATION AND STRUCTURAL INTENSITY METHODS Graduate Program: Aerospace Engineering Keywords: Structural Surface IntensityStructural Intensitymodel freebaseline freedamage localizationHHRSsubharmonicssuperharmonicshigher order harmonicsNonlinear Structural Surface IntensityNonlinear Structural Intensity File: Download THESIS_FS_finalrev_3_combined.pdf Committee Members: Edward C Smith, Dissertation Advisor/Co-AdvisorEdward C Smith, Committee Chair/Co-ChairKon Well Wang, Committee Chair/Co-ChairStephen Clarke Conlon, Committee MemberGeorge A Lesieutre, Committee MemberMartin Wesley Trethewey, Committee Member