New Ln-MOFs based on mixed organic ligands: synthesis, structure and efficient luminescence sensing of the Hg<sup>2+</sup> ions in aqueous solutions
Shu‐Ju Wang, Qian Li, Guan-Lin Xiu, Li-Xin You, Fu Ding, Rik Van Deun, Ileana Drăguţan, Valerian Drăguţan, Ya‐Guang Sun
Abstract
Four Ln-MOFs (Ln = Ce, Pr, Eu and Tb) based on thiobis(4-methylene-benzoic acid) and 1,10-phenanthroline were synthesized. The Eu-MOF selectively acts as an excellent luminescence probe for the detection of Hg 2+ ions in waters.
Topics & Concepts
LuminescenceLanthanideAqueous solutionChemistryBenzoic acidCarboxylateMetal-organic frameworkPhenanthrolineThermogravimetric analysisPowder diffractionQuenching (fluorescence)Ligand (biochemistry)Inorganic chemistryIonCrystallographyMaterials sciencePhysical chemistryFluorescenceStereochemistryOrganic chemistryAdsorptionBiochemistryReceptorOptoelectronicsPhysicsQuantum mechanicsMetal-Organic Frameworks: Synthesis and ApplicationsLanthanide and Transition Metal ComplexesMagnetism in coordination complexes