fe_nd_b fluoroaalkane lift_mode Molybdenum_disulfide hydrocarbon Galfenol SrTiO3 Piezoelectric Cancer NeodymiumMagnets high_resolution dielectric trench Formamidinium_lead_iodide atomic_steps PDMS Polymer ForceVolumeMapping Gallium_Arsenide Bacterium Resistance Corrosion SingleLayer Butterfly ImideMonomer Hexylthiophene Composite CalciumHydroxyapatite thermal_property Anneal Magnetic Force Microscopy Patterns Filter Vac layers LFM