PvdfBead light_emission self-assembly StainlessSteel Gold block_copolymer PS_LDPE light_emitting Cancer Hysteresys domain_switching mechanical_property CaMnO3 F14H20 PvdfFilm Sio2 HfO2 StrontiumTitanate BismuthVanadate FrictionalForce Hair Scratch membrane CarbonNanotube Austenite Defects BTO GaAs gallium_nitride ForceVolumeImage SiliconOxide RedBloodCell SThM fe_nd_b CalciumHydroxide