fluoroaalkane NUS Scanning_Thermal_Microscopy Gong Chromium PolyimideFilm Water TPU Moire LiBattery CVD LiftMode SFAs FM_KPFM ring shape CeNSE_IISc temperature_control Chrome PECurve LMF Conductance Flake Optoelectonics amplitude_modulation Pattern Mechanical&nanotechnology flakes Cross-section MultiLayerCeramicCapacitor Silver Regensburg TCS LFM Sidewall semifluorinated_alkanes