GaN Mechanical&nanotechnology Sphere Dimethicone Battery #EC doped Electrode Flake FrictionalForceMicroscopy Gallium piezoelectric force microscopy Polytetrafluoroethylene NusEce NeodymiumMagnets Phase Materials pulsed_laser_deposition non_contact membrane UnivOfMaryland cannabidiol Iron AM-KPFM CeNSE_IISc Ferroelectric ElectroChemical Genetic mechanical_property Global_Comm block_copolymer phase_change TyphimuriumBiofilm amplitude_modulation mono_layer