Solar Ananth PinPointMode Resistance NtuEee C_AFM Nanotechnology Monisha CP-AFM PinpointPFM LMF ContactModeDots Heating Growth Tin disulfide IMT_Bucharest Mechanical lithography Moire domain_switching Device MESA structure Polyvinylidene_fluoride Ceramic TappingMode molecules Fe_film Al2O3 atomic_layer Led Croatia Mechinical hydrocarbon NCM food