SoftSample flakes ForceMapping LithiumNiobate Bacterium solar_cell HexacontaneFilm SPMLabs Graphite FrictionalForce NeodymiumMagnets StainlessSteel PvdfBead Friction ContactModeDots Laser plastic Hysteresys ConductiveAFM Nanopattern lift_mode Tungsten Pinpoint PFM nanobar MembraneFilter Defects Mechanical AM_SKPM Foil Ca10(PO4)6(OH)2 Pore GlassTemp dielectric trench Collagen Galfenol