P3HT SFAs YszSubstrate AnodizedAluminumOxide Collagen #EC flakes LiBattery I-VSpectroscopy ThinFilm PANI AEAPDES Sphere WS2 IcelandSpar nanomechanical high_resolution Composition Copper C36H74 Conducting multi_layer UnivCollegeLondon TriGlycineSulphate aluminum_nitride VerticalPFM NUS_NNI_Nanocore Kevlar Mechanical Chromium MESA structure Strontium Moire Mechinical cooling