BFO OpticalElement PtfeFilter cannabidiol Nanopattern small_scan HexagonalBN Neodymium Thermoplastic_polyurethane Layer Battery Ucl Display Switching Deposition Composition Optical DomainSwitching Indium_tin_oxide self-assembled_monolayer Conducting STM FrequencyModulation block_copolymer SurfaceOxidation Vortex STO Reading KPFM Polarization CastIron CuFoil Cell PrCurve Monisha