Subhajjit EvatecAG Wonseok light_emission strontiu_titanate Techcomp BloodCell heterojunctions PolyStylene molecule alkanes Memory Vortex DomainSwitching OpticalWaveguides PiezoelectricForceMicroscopy ThermalDetectors Mechanical PFM Chloroform Calcium Croatia University_of_Regensburg LiNbO3 Polyaniline Boron Sidewall Floppy Indent TiO2 piezoelectric force microscopy Polarization PetruPoni MLCC ito_film