Solid‐State Near‐Infrared Circularly Polarized Luminescence from Chiral Yb<sup>III</sup>‐Single‐Molecule Magnet
Bertrand Lefeuvre, Carlo Andrea Mattei, Jessica Flores González, Frédéric Gendron, Vincent Dorcet, François Riobé, Claudia Lalli, Boris Le Guennic, Olivier Cador, Olivier Maury, Stéphan Guy, Amina Bensalah‐Ledoux, Bruno Baguenard, Fabrice Pointillart
Abstract
Abstract A field‐induced chiral Yb III Single‐Molecule Magnet (SMM) displayed an unprecedented near‐infrared circularly polarized luminescence (NIR‐CPL) in the solid‐state. The bridging bis(1,10‐phenantro[5,6b])tetrathiafulvalene triad ( L ) allowed an efficient sensitization of the NIR 2 F 5/2 → 2 F 7/2 emission while the NIR‐CPL is associated to the f ‐ f transitions of the Yb III ion bearing chiral β‐diketonate derived‐camphorate ancillary ligands.
Topics & Concepts
LuminescenceMoleculeInfraredCircular polarizationSolid-stateMaterials scienceTriad (sociology)IonSingle-molecule magnetNear-infrared spectroscopyCrystallographyChemistryOptoelectronicsPhysical chemistryMagnetic fieldPhysicsOpticsMagnetizationOrganic chemistryPsychoanalysisQuantum mechanicsPsychologyMagnetism in coordination complexesLanthanide and Transition Metal ComplexesAdvanced NMR Techniques and Applications