HighAspect Current thermal_conductivity CastIron Fendb Solar polyvinyl acetate Electronics light_emission Optoelectonics Ptfe organic_polymer Ni81Fe19 Array PECurve Indium_tin_oxide Boundary PtfeMembrane Vacuum Au111 Optical Monisha Galfenol ThermalDetectors IIT-chennai oxide_layer SiliconeOxide IVSpectroscopy PMNPT Hydroxyapatite Barium_titanate plastics ring shape MfmAmplitude Polyvinylidene_fluoride