Stiffness GalliumPhosphide PhthalocyaninePraseodymium Optoelectonics ScanningKelvinProbeMicroscopy Hole BFO PiezoelectricForceMicroscopy Molybdenum_disulfide Tungsten INSP SmallScan Molybdenum FailureAnlaysis Crystal VortexCore AIN VinylAlcohol Piezoresponse Sadowski ForceVolumeImage Biology GaN molecule PetruPoni TemperatureControllerStage ContactMode Defects Ferroelectric block_copolymer SolarCell MembraneFilter DLaTGS Indium_tin_oxide Electronics