Nickel #EC Polyimide MBE Iron Global_Comm LifeScience hetero_structure LiNbO3 Calcite SetpointMode conductive Copolymer vertical_PFM TipBiasMode Ptfe FrequencyModulation CBD Tin disulfide SiliconCrystal Moire Kevlar Graphite TappingMode nanobar Vortex Writing DIWafer mechanical property Bismuth Etch Reading Vac MeltingPoint Pipette