Bacterium ContactMode BTO Film MultiferroicMaterials Tapping molecule SrTiO3 SKPM atomic_layer Non-ContactMode LithiumNiobate LiquidImaging Polytetrafluoroethylene Indium_tin_oxide ItoGlass small_scan suspended_graphene CrAu Gold Korea mfm_amplitude Hafnium_dioxide Fujian MagneticForce bias_mode self_assembly ForceVolumeMapping LogAmplifier LiIonBattery KAIST Solar Tungsten thermoplastic_elastomers Silicon