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In this paper,different concentrations of bis-β-diketonate complex Eu2(PBT)3(NO3)3(PBT=1,1-(pyridine-2,6-diyl)bis(4,4,4-trifluoro-1,3-dione) were doped into the polymethylmethacrylate(PMMA) and polyvinylpyrrolidone(PVP),respectively,forming two series of red Eu/PMMA and Eu/PVP luminescent composite nanofibers by electrospinning.