Kevlar FAPbI3 InLiquid Fujian KPFM Mfm Molybdenum_disulfide Solar PetruPoni AdhesionForce VerticalPFM InorganicCompound Heat solar_cell Electrical&Electronics HexagonalBN AM-KPFM TransitionMetal ContactModeDots block_copolymer MagneticPhase Biofilm atomic_steps Transparent Collagen DeoxyribonucleicAcid Polyethylene Polytetrafluoroethylene Conducting Ni-FeAlloy Nanopattern Hexylthiophene PDMS CuSubstrate ring shape