Enhancing Magnetic Hysteresis in Single-Molecule Magnets by Ligand Functionalization
Sign Up to like & getrecommendations! Published in 2020 at "Chem"
DOI: 10.1016/j.chempr.2020.04.024
Abstract: Summary Design criteria for dysprosium(III) single-molecule magnets (SMMs) with large thermal energy barriers to magnetic reversal have been established and proven, and the challenge to enhance performance is in understanding and controlling electron-vibration coupling that… read more here.
Keywords: single molecule; magnetic hysteresis; hysteresis; enhancing magnetic ... See more keywords
Deciphering the Role of Symmetry and Ligand Field in Designing Three-Coordinate Uranium and Plutonium Single-Molecule Magnets.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.1c02646
Abstract: Actinide single-molecule magnets (SMMs) have gained paramount interest in molecular magnetism as they offer a larger barrier height of magnetization (Ueff) reversal compared to the lanthanide analogue, thanks to their greater metal-ligand covalency. However, the… read more here.
Keywords: single molecule; three coordinate; molecule magnets; geometry ... See more keywords
Using N-Heterocyclic Carbenes as Weak Equatorial Ligands to Design Single-Molecule Magnets: Zero-Field Slow Relaxation in Two Octahedral Dysprosium(III) Complexes.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.1c03429
Abstract: We report the synthesis, structures, and magnetic investigations of two new octahedral dysprosium complexes, based on the original N-heterocyclic carbene (NHC) tridentate bis(phenoxide) ligand, of the respective formulas mer-[DyL(THF)2Cl] (1) and mer-[DyL(THF)3][BPh4] (2), where L… read more here.
Keywords: single molecule; molecule magnets; octahedral dysprosium; slow relaxation ... See more keywords
Impact of Ligand Substituents on the Magnetization Dynamics of Mononuclear DyIII Single-Molecule Magnets.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c01299
Abstract: Two mononuclear DyIII single-molecule magnets with different ligand substituents located far from the coordinating atoms, [Dy(L-NO2)(NO3)] (1) and [Dy(L-Me)(NO3)] (2), and their diamagnetic-ion diluted analogues, 1' and 2', were structurally and magnetically characterized. 1 and… read more here.
Keywords: mononuclear dyiii; single molecule; ligand substituents; molecule magnets ... See more keywords
Side-Group Effect on the Slow Relaxations of {Dy2} Single-Molecule Magnets with Confined N2O6 Donors.
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.2c01865
Abstract: Deep insights into and substantial enhancement of the effective anisotropy energy barrier for magnetization reversal (Ueff) are vitally important for the technological applications of dysprosium(III)-based single-molecule magnets (Dy-SMMs). To fully refine the ligand-field effect on… read more here.
Keywords: single molecule; molecule magnets; effect; side group ... See more keywords
Low-Coordinate Erbium(III) Single-Molecule Magnets with Photochromic Behavior
Sign Up to like & getrecommendations! Published in 2022 at "Inorganic Chemistry"
DOI: 10.1021/acs.inorgchem.2c01999
Abstract: The structures and magnetic properties of photoresponsive magnets can be controlled or fine-tuned by visible light irradiation, which makes them appealing as candidates for ternary memory devices: photochromic and photomagnetic at the same time. One… read more here.
Keywords: low coordinate; single molecule; molecule magnets; erbium iii ... See more keywords
Cyanometallate-Bridged Didysprosium Single-Molecule Magnets Constructed with Single-Ion Magnet Building Block.
Sign Up to like & getrecommendations! Published in 2019 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.9b02948
Abstract: The combination of magnetic interaction with high magnetic anisotropy provides a promising way for modulating/fine-tuning molecular magnetic behaviors. Here, we show the building block approach for the synthesis of a family of dilanthanide single-molecule magnets… read more here.
Keywords: molecule magnets; single molecule; building block;
Ab Initio Prediction of High-Temperature Magnetic Relaxation Rates in Single-Molecule Magnets.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.1c01410
Abstract: Organometallic molecules based on [Dy(CpR)2]+ cations (where CpR is a substituted cyclopentadienyl anion) have emerged as clear front-runners in the search for high-temperature single-molecule magnets. Within this family of structurally similar molecules, significant variations in… read more here.
Keywords: single molecule; relaxation; molecule magnets; high temperature ... See more keywords
Unraveling the Contributions to Spin–Lattice Relaxation in Kramers Single-Molecule Magnets
Sign Up to like & getrecommendations! Published in 2022 at "Journal of the American Chemical Society"
DOI: 10.1021/jacs.2c08876
Abstract: The study of how spin interacts with lattice vibrations and relaxes to equilibrium provides unique insights into its chemical environment and the relation between electronic structure and molecular composition. Despite its importance for several disciplines,… read more here.
Keywords: single molecule; spin relaxation; molecule magnets; relaxation ... See more keywords
Two {Dy2} single-molecule magnets formed via an in situ reaction by capturing CO2 from atmosphere under ambient conditions.
Sign Up to like & getrecommendations! Published in 2017 at "Dalton transactions"
DOI: 10.1039/c6dt04751c
Abstract: Under ambient conditions, CO2 was captured from atmosphere and reduced for sequestering CO2 into two {Dy2} single-molecule magnets through an in situ organic ligand reaction of hydrazine. A reasonable reaction mechanism is proposed, which provides… read more here.
Keywords: single molecule; molecule magnets; ambient conditions; co2 ... See more keywords
Construction of lanthanide single-molecule magnets with the “magnetic motif” [Dy(MQ)4]−
Sign Up to like & getrecommendations! Published in 2017 at "Inorganic chemistry frontiers"
DOI: 10.1039/c7qi00393e
Abstract: A dinuclear complex (HNEt3)[Dy2(MQ)4(NO3)3]·EtOH·H2O (HMQ = 2-methyl-8-hydroxyquinoline) was prepared and proved to have no observable single-molecule magnet (SMM) behaviour. With increasing NEt3 in the reaction, two coordinated NO3− units in the {(NO3)3} pocket were replaced… read more here.
Keywords: single molecule; construction lanthanide; molecule magnets; lanthanide single ... See more keywords