Ecoli LiftMode ito_film Forevision ring shape domain_switching FrictionForce FrictionalForce molecules C60H122 Defect Worcester_Polytechnic_Institute DeflectionOptics Electrical&Electronics IISCBangalore CuParticle Tin disulfide Annealing phase_change contact Dopped Mechinical GalliumPhosphide Sic Aggregated_molecules EPFL Annealed Melt Sidewall ForceVolumeMapping SPMLabs ElectroDeposition Molybdenum_disulfide nanomechanical NUS