FrequencyModulation EvatecAG Tungsten_disulfide Pvdf amplitude_modulation DIWafer MBE AtomicLayer organic_polymer BiFeO3 Protein Scratch Al2O3 TriGlycineSulphate FM-KPFM Praseodymium Yttria_stabilized_Zirconia Boron Nanofiber FFM gallium_nitride BariumTitanate Thermal LFM Chrome Optoelectonics Silver Polarization cannabis Memory piezoelectric force microscopy silicon_oxide Blood Dr.JurekSadowski Edwin