Thermodynamic approach of lanthanide-based coordination polymers syntheses
Résumé
Syntheses
of core-shell particles : A problem of solution chemistry 1 ligand, 12 lanthanides ,1 structure : are there any differences on the obtained coordination polymers? 2 Ln 3+ + 3 bdc 2- [Ln 2 (bdc) 3 (H 2 O) 4 ] ∞ 1,4-benzene-dicarboxylic acid or terephthalic acid →Isostructural compounds for Ln = La-Er plus Y →Yield ≈ 100% ⇆ K S1 Redissolution des coeurs ⇆ K S2 > K S1 ⇆ K S2 >> K S1 ⇆ K S2 << K S1 K S1 = K S2 Injection 2 ème terre rare Crystallisation of the cores Resolubilisation of the cores Core-shell + isolated cores Core-shell Reversed core-shell Molecular alloy Injection of the second lanthanide