WS2 Thermal PatternedSapphireSubstrat Alloy mono_layer C60H122 LiquidCell hetero_structure Force-distance EPFL PolyvinylideneFluoride LateralPFM blended polymers plastics polymeric_arrays Sulfur CrystalGrowing cannabinoid Resistance CeNSE_IISc University_of_Regensburg HexagonalBN Sidewall Mapping Au111 epitaxy non_contact SKKU Roughness StrontiuTitanate contact Oxide Dimethicone semifluorinated_alkane CastIron