Tetranuclear Cr–Ln ferrocenecarboxylate complexes with a defect-dicubane structure: synthesis, magnetism, and thermolysis
Pavel S. Koroteev, Zhanna V. Dobrokhotova, Andrey B. Ilyukhin, Ekaterina V. Belova, A. D. Yapryntsev, Mathieu Rouzières, Rodolphe Clérac, Nikolay N. Efimov
Abstract
New Cr–Fe–Ln complexes with ferrocenecarboxylate and triethanolamine ligands are obtained. Tb, Dy and Ho complexes are SMMs, and Dy one has the anisotropy barrier of 75 K. Thermolysis of complexes leads to Cr 0.75 Fe 1.25 O 3 and LnCr 0.25 Fe 0.75 O 3 phases.
Topics & Concepts
Thermal decompositionTriethanolamineMagnetismCrystallographyLanthanideDecompositionChemistryMaterials scienceCondensed matter physicsAnalytical Chemistry (journal)Organic chemistryPhysicsIonMagnetism in coordination complexesOrganometallic Complex Synthesis and CatalysisLanthanide and Transition Metal Complexes