MESA structure China Metal CHRYSALIS_INC Pattern Roughness cannabidiol mfm_amplitude Dimethicone Chromium Worcester_Polytechnic_Institute MechanicalProperties Thermal MagneticForceMicroscopy oxide_layer Optoelectronic TipBiasMode NUS Polydimethylsiloxane mechanical_property Wildtype FFM TemperatureControl Stiffness NTU semifluorinated_alkanes Mapping Solar lithography CeramicCapacitor Temasek_Lab I-VSpectroscopy Hexylthiophene Grain Switching