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. 2014 May 6;2014:742935. doi: 10.1155/2014/742935

Figure 4.

Figure 4

The fluorescence and second-order scattering spectra. (1) Silver nanoparticles-Tb(III)-PFLX (without filter), (2) silver nanoparticles-Tb(III)-PFLX (with filter), (3) Tb(III)-PFLX (without filter), and (4) Tb(III)-PFLX (with filter); λ ex = 273 nm. Conditions: silver nanoparticles, 5.0 × 10−6 M; Tb(III), 2.0 × 10−4 M; PFLX, 1.0 × 10−6 M.