MoS2 3-hexylthiophene epitaxy food molecular_self_assembly Steps FM-KPFM DIWafer SThM Zhi pulsed_laser_deposition Pipette molecules Wafer Alloy Biology lithography LFM PhaseTransition align Workfunction self_healing LiNbO3 Layer silicon_oxide SRAM Fluoride Multiferroic_materials Polyvinylidene_fluoride Adhesive Galfenol silicon_carbide frequency_modulation Corrosion NUS