Butterfly SiWafer epitaxy Optic Mfm Metal PyroelectricDetector thermal_conductivity CopperFoil HexacontaneFilm Piezoresponse Wildtype PpLdpe Steps MoS2 Hexatriacontane FloppyDisk EvatecAG Electrical&Electronics PVA GaP Protein strontiu_titanate HOPG Heat Semiconductor MagneticPhase Magnetostrictive Water TiO2 piezoelectric force microscopy SAM NUS_Physics electrospinning CP-AFM