Array Steps aluminum_nitride Genetic SingleCrystal DomainSwitching molecular_self_assembly hetero_structure semifluorinated_alkanes Etch Materials GaN MESA structure DeflectionOptics LiquidImaging Hexylthiophene TyphimuriumBiofilm Graphene Polydimethylsiloxane Sapphire DataStorage Friction CastIron Vanadate NusEce Electronics PvdfBead DeoxyribonucleicAcid Gold ScanningKelvinProbeMicroscopy Galfenol GalliumPhosphide Chemical Vapor Deposition Optoelectronic medical