LifeScience Ecoli FailureAnalysis gallium_nitride Morphology MembraneFilter graphene_hybrid molecule University_of_Regensburg Nanopattern 2d_materials CrAu ConductiveAFM AAO molecules Growing Biology DomainSwitching MoirePattern Regensburg Deposition Adhesive PhthalocyaninePraseodymium CntFilm LiftMode Steps Semiconductor polyvinyl acetate Nanotechnology Vanadate Gallium_Arsenide VortexCore Jason Bacteria Magnetic Force Microscopy