“…In order to solve these problems, organic ligands of RE complexes play a significant role in boosting the chemical affinity between the added complexes and macromolecules, and especially the organic compounds possessing multifunctional groups which could be potential hydrogen-bonding acceptors or donors are primarily selected as ligands for RE complexes [21][22][23]. Conjugated acids were usually used as the first ligand as a result of their strong coordination ability with RE ions and the potential hydrogen-bonding acceptors from carbonyl groups, e.g., salicylic acid [13], phthalic acid [24], benzoic acid and its derivatives [25], and acrylic acid [26]. It is worthwhile pointing out that the molecular structure of polymer matrices is another significant factor for promoting the chemical affinity between the added RE complexes and polymer chains.…”
Dysprosium (Dy) ternary complex was prepared using 5-sulfosalicylic acid (SSA) as the first ligand and 1,10-phenanthroline (Phen) as the second ligand, denoted as Dy(SSA)3Phen. The complex was blended with tri-cellulose acetate (TCA) via a cosolvent method to obtain polymer luminescent materials. The composition and structure of the rare-earth complex were characterized by means of elemental analysis, infrared (IR) spectra, and thermogravimetric analysis (TGA). The fluorescence spectra displayed this pure Dy(SSA)3Phen complex, and the TCA/Dy(SSA)3Phen composites all emit blue light. The (90/10) composite possesses fine luminescent properties with quantum yield of 33.5% and thermal stability for potential usage as blue fluorescent materials.
“…In order to solve these problems, organic ligands of RE complexes play a significant role in boosting the chemical affinity between the added complexes and macromolecules, and especially the organic compounds possessing multifunctional groups which could be potential hydrogen-bonding acceptors or donors are primarily selected as ligands for RE complexes [21][22][23]. Conjugated acids were usually used as the first ligand as a result of their strong coordination ability with RE ions and the potential hydrogen-bonding acceptors from carbonyl groups, e.g., salicylic acid [13], phthalic acid [24], benzoic acid and its derivatives [25], and acrylic acid [26]. It is worthwhile pointing out that the molecular structure of polymer matrices is another significant factor for promoting the chemical affinity between the added RE complexes and polymer chains.…”
Dysprosium (Dy) ternary complex was prepared using 5-sulfosalicylic acid (SSA) as the first ligand and 1,10-phenanthroline (Phen) as the second ligand, denoted as Dy(SSA)3Phen. The complex was blended with tri-cellulose acetate (TCA) via a cosolvent method to obtain polymer luminescent materials. The composition and structure of the rare-earth complex were characterized by means of elemental analysis, infrared (IR) spectra, and thermogravimetric analysis (TGA). The fluorescence spectra displayed this pure Dy(SSA)3Phen complex, and the TCA/Dy(SSA)3Phen composites all emit blue light. The (90/10) composite possesses fine luminescent properties with quantum yield of 33.5% and thermal stability for potential usage as blue fluorescent materials.
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