ForceVolume Sperm Mechinical piezoelectric force microscopy Indent SrO LiftMode Growth Wang lithography CeNSE_IISc Steps Iron Strontium FloppyDisk graphene_hybrid Fujian Friction MeltingPoint Insulator Conductive AFM thermoplastic_elastomers ForceMapping KevlarFiber mono_layer Cancer PECurve BoronNitride Hexatriacontane NTU Materials Polyethylene Magnetostrictive EFMAmplitude thermal_property