Wafer CrAu TempControl AEAPDES Polytetrafluoroethylene alkanes India AM_SKPM PANI EFM plastics DLaTGS EvatecAG TyphimuriumBiofilm StyreneBeads KAIST ThermalProperties SoftSample norganic GaAs Conduct ScratchMode Grain Deposition Optoelectronic cannabidiol UTEM ScanningTunnelingMicroscopy Reduction Growing STM Temasek_Lab BiasMode bias_mode KelvinProbeForceMicroscopy