PolymerPatterns Bio Polyurethane MoS2 Monisha BFO SmalScan HiVacuum SingleCrystal Flake Battery IIT-chennai Scratch Permalloy UnivOfMaryland rubber H-BN thermoplastic_elastomers Cancer INSP temperature_control CP-AFM strontiu_titanate Styrene C36H74 Aluminium_Oxide polymeric_arrays molecular_self_assembly PANI Electronics membrane NUS TungstenThinFilmDeposition Etch non_contact