Dental self_assembly CBD Praseodymium PFM Sphere LDPE Electical&Electronics Electrode PtfeFilter Pvdf Chungnam_National_University solar_cell HighAspect Silver kelvin probe force microscopy Molybdenum_disulfide MembraneFilter KAIST Polypropylene Copolymer LFM biocompatible Wildtype Strontium DeflectionOptics PS_PVAC OpticalWaveguides Yeditepe Optical single_layer SmallScan Insulator Mechanical Formamidinium_lead_iodide