LaAlO3 PinPointMode epitaxy Boron MeltingPoint Step chemical_compound Optoelectronic Composite Bmp Patterns SmallScan CalciumHydroxide Pvdf AtomicSteps TungstenThinFilmDeposition Calcite Implant NTU EFM layers BFO Melt HOPG ReflexLens Battery temp_control molecular_self_assembly nanobar MetalCompound mono_layer OpticalElement Roughness Adhesion CopperFoil