Epoxy HydroGel Indent Tin disulfide Sulfur ForceVolume sputter Composite Transparent TemperatureControl Inorganic PVAP3HT molecular_self_assembly Molybdenum_disulfide SAM thermoplastic_elastomers IVSpectroscopy nanomechanical Annealing Stiffness phase_change thermal_conductivity KAIST LightEmission Polarization MultiferroicMaterials Monisha SKPM FrictionalForceMicroscopy ContactMode BiVO4 MetalCompound CuFoil Tungsten_disulfide food