Hexylthiophene LDPE H-BN NUS_Physics temperature_control MBE Blend ring shape Sperm Floppy Vortex CeramicCapacitor PS_PVAC #Materials BiFeO3 NCM Temasek_Lab semifluorinated alkane light_emitting Heat atomic_layer Pipette Edwin EPFL thermoplastic_elastomers Forevision OpticalElement InsulatorFilm 2d_materials plastic Morphology BTO Global_Comm Electronics heterojunctions