2 Fluorescence decay of polyvinylcarbzole and the mix-ture of polyvinylcarbzole and tris(8-hydroquinoli-nolato)aluminum at a detecting wavelength 460nm.(a)polyvinylcarbzole;

• 标题：图2 460nm处荧光衰减曲线,(a)聚乙烯基咔唑;