Mechanical&nanotechnology Wildtype NCM solar_cell DataStorage silicon_oxide Piranha Hysteresys NUS_NNI_Nanocore Molybdenum_disulfide PpLdpe Singapore Silicon nanobar Conductivity Epoxy BFO FrictionalForce Annealing ConductiveAFM MetalCompound Polyurethane Vac LowDensityPolyethylene mono_layer Ni-FeAlloy Chromium align Mechinical Stiffness Trench MagneticForce Cross-section SiliconCrystal conductive