Annealing Trench Thermoplastic_polyurethane blended polymers Fe_film Force-distance Domain Terrace Topography electrospinning Subhajjit ConductiveAFM Solar Au111 HafniumDioxide pulsed_laser_deposition polymeric_arrays GaP Tapping Boundary Iron LiquidCell multi_layer INSPParis LiftHeight fluoroaalkane Mfm Global_Comm Metal-organicComplex SetpointMode AM_KPFM strontiu_titanate STM Optical KAIST