ReflexLens EPFL FastScan Growth PetruPoni food Growing Display PANI Hair block_copolymer plastics Hafnia P3HT Tungsten_disulfide Cell H-BN TransitionMetal chemical_compound temp_control PhaseTransition Piezo Sio2 LightEmiting LiBattery Global_Comm SFAs LiftHeight Singapore Switching NeodymiumMagnets Solution ThermalProperties Stiffness AAO