Temasek_Lab CntFilm 2-vinylpyridine dielectric trench INSP EFMAmplitude Perovskite fifber Solar piezoelectric force microscopy PFM ForceVolumeMapping self-assembled_monolayer LateralForceMicroscopy Forevision self_assembly VortexCore PinpointNanomechanicalMode OpticalModulator PvdfBead Led Iron OxideLayer Etch PUR LateralForce MBE Domain NeodymiumMagnets cooling tip_bias_mode VinylAlcohol AM_KPFM FAPbI3 Growing