TappingMode CaMnO3 Beads Hydroxyapatite LowDensityPolyethylene nanobar MoirePattern SmallScan contact ThinFilm Copolymer Optic fe_nd_b doped Ptfe light_emission PhaseTransition GlassTemperature #Materials Polyvinylidene_fluoride Steps NUS_NNI_Nanocore PVAC BloodCell HOPG TransitionMetal Permalloy ForceVolumeMapping align LateralForceMicroscopy SKKU Regensburg LightEmission FM_SKPM atomic_steps