ForceDistanceSpectroscopy temp_control fifber frequency_modulation Nanopattern PetruPoni_Institute Biology NUS Trench Protein Melt Celebration plastics Sphere Ecoli Litho Fendb ThinFilm Modulus DiffractiveOpticalElements Techcomp Semiconductor Ram mechanical property AlkaneFilm Bacterium strontiu_titanate self_healing rubber Copper Led SicMosfet ReflexLens Fet Pinpoint