Fig. 3From: Lanthanide-Functionalized Hydrophilic Magnetic Hybrid Nanoparticles: Assembly, Magnetic Behaviour, and Photophysical PropertiesUV-vis absorption spectra of the samples. a Eu(DBM)3Lp complex. b Fe3O4@SiO2. c Fe3O4@SiO2-[Eu(DBM)3Lp]. d Fe3O4@SiO2-[Eu(DBM)3Lp]@PEIBack to article page