Articles with "molecule magnet" as a keyword



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A Single-Molecule Magnet Tetranuclear [Mn3IIIMnIVO3Cl] Complex with Bis(diisopropylphosphinyl)imide Ligands

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Published in 2018 at "Journal of Cluster Science"

DOI: 10.1007/s10876-018-1442-y

Abstract: Treatment of Mn(OAc)2·4H2O with 3 equiv. HN(iPr2PO)2 in the presence of nBu4NCl in acetonitrile resulted in isolation of a tetranuclear {Mn3IIIMnIV} complex [Mn4(μ3-O)3(μ3-Cl)(μ-OAc)3{N(iPr2PO)2}3]·0.5C6H14 (1·0.5C6H14), and a dinuclear {MnIIMnIII} complex [Mn2{N(iPr2PO)2}{μ2,η3-(iPrPO2)NH(iPr2PO)}2{η2-(iPrPO2)NH(iPr2PO)}2]·0.25AcOH (2·0.25AcOH) with bis(diisopropylphosphinyl)imide ligands. The… read more here.

Keywords: diisopropylphosphinyl imide; molecule; bis diisopropylphosphinyl; single molecule ... See more keywords
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Tetrametallic Ln(III) (Ln = Gd, Dy) phosphonate clusters: Spin cooler and single-molecule magnet

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Published in 2018 at "Inorganica Chimica Acta"

DOI: 10.1016/j.ica.2018.07.040

Abstract: Abstract We report herein convenient access to tetranuclear clusters of [Ln4(RPO3)2(RPO3H)(tBuCO2)7(tBuCO2H)3(H2O)3]·solvent Ln4 (Ln = Gd, Dy), from dinuclear lanthanide precursors [Ln2(O2CtBu)6(HO2CtBu)6] and a bulky phosphonate ligand (9-methyl-9H-fluoren-9-yl)phosphonic acid (RPO3H2). In the structures of Ln4, four Ln(III) ions… read more here.

Keywords: tetrametallic iii; single molecule; phosphonate; molecule magnet ... See more keywords
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Spin transport properties of single molecule magnet Mn(dmit)2 devices with phosphorene electrodes

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Published in 2020 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2019.166145

Abstract: Abstract Multiple-effect molecular devices have been constructed by single molecule magnet Mn(dmit)2 and phosphorene electrodes. First-principle quantum transport calculations show that the devices present excellent spin-filtering, spin-switching and negative differential resistance effects, which can be… read more here.

Keywords: spin transport; phosphorene electrodes; magnet dmit; single molecule ... See more keywords
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A cubane-type nickel single-molecule magnet with exchange-biased quantum tunneling of magnetization

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Published in 2020 at "Mendeleev Communications"

DOI: 10.1016/j.mencom.2020.03.012

Abstract: Low temperature magnetization measurements were performed on single crystals of the pyridyl-alcohol-supported [Ni(μ3-Cl)Cl(HL·S)]4 coordination cluster and they revealed open hysteresis loops up to 30 mK at a sweep rate of 0.07 T s−1. The studied… read more here.

Keywords: molecule; single molecule; cubane type; molecule magnet ... See more keywords
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Crystal structure and single-molecule magnet behavior of a novel tetranuclear Dy(III)-based cluster

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Published in 2021 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2020.129373

Abstract: Abstract By using a polydentate Schiff base ligand (H3L), in this paper, a new Dy(III)-based cluster, namely [Dy4(HL)4(CH3O)4]·4CH3OH (1), was successfully obtained and further characterized by single-crystal X-ray diffraction. The crystal  structure measurement suggests that… read more here.

Keywords: single molecule; iii based; molecule magnet; structure ... See more keywords
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The Zn2Dy2 single-molecule magnet constructed by salen-type ligand and hydroximic acid

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Published in 2021 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2021.131231

Abstract: Abstract Four Zn/Dy heteronuclear SMMs constructed from hexadentate compartment Schiff base Zn-precursor and lanthanide ions were structurally and magnetically characterized, in which two [Zn-Dy] moieties are bridged by series of hydroxamic acid and resulting in… read more here.

Keywords: single molecule; molecule magnet; magnet constructed; constructed salen ... See more keywords
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Dipyridyl-Decorated Nitronyl Nitroxide-DyIII Single-Molecule Magnet with a Record Energy Barrier of 146 K.

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Published in 2021 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.1c00809

Abstract: A nitronyl nitroxide biradical with a capping N-donor group was discovered to improve single-molecule-magnet behavior of the Dy-biradical cluster, generating a magnetic reversal barrier of 146 K. As far as we know, the effective energy… read more here.

Keywords: nitronyl nitroxide; energy barrier; barrier; single molecule ... See more keywords
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Importance of an Axial LnIII–F Bond across the Lanthanide Series and Single-Molecule Magnet Behavior in the Ce and Nd Analogues

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Published in 2022 at "Inorganic Chemistry"

DOI: 10.1021/acs.inorgchem.2c00556

Abstract: The recently reported compound [DyIIILF](CF3SO3)2·H2O (L = 1,4,7,10-tetrakis(2-pyridylmethyl)-1,4,7,10-tetraaza-cyclododecane) displays a strong axial magnetic anisotropy, due to the short axial Dy–F bond, and single-molecule magnet (SMM) behavior. Following our earlier [DyIIILF]2+ work, herein we report the… read more here.

Keywords: single molecule; behavior; series; molecule magnet ... See more keywords
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Multifunctional Dinuclear Dy-Based Coordination Complex Showing Visible Photoluminescence, Single-Molecule Magnet Behavior, and Proton Conduction.

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Published in 2022 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c02822

Abstract: A new Dy-based complex, [Dy2(phen)4(PAA)4](ClO4)2 (1), was obtained by using 4-hydroxyphenyl acetate (HPAA) as a ligand and 1,10-phenanthroline as an auxiliary ligand. Complex 1 shows a dinuclear structure and a 2D supramolecular layer constructed by… read more here.

Keywords: single molecule; behavior proton; proton conduction; complex showing ... See more keywords
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Synergy of Magnetic Anisotropy and Ferromagnetic Interaction Triggering a Dimeric Cr(II) Zero-Field Single-Molecule Magnet.

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Published in 2023 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.2c04359

Abstract: A novel CrII-dimeric complex, [CrIIN(SiiPr3)2(μ-Cl)(THF)]2 (1), has been successfully constructed using a bulky silyl-amide ligand. Single-crystal structure analysis reveals that complex 1 exhibits a binuclear motif, with a Cr2Cl2 rhombus core, where two equivalent tetra-coordinate… read more here.

Keywords: single molecule; magnetic anisotropy; zero field; field ... See more keywords
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Magnetic Interaction Affecting the Zero-Field Single-Molecule Magnet Behaviors in Isomorphic {NiII2DyIII2} and {CoII2DyIII2} Tetranuclear Complexes.

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Published in 2017 at "Inorganic chemistry"

DOI: 10.1021/acs.inorgchem.7b01840

Abstract: Great interest is being shown in investigating magnetic interactions that efficiently influence lanthanide single-molecule magnet behavior. A series of heterometallic complexes [M2Ln2(Hhms)2(CH3COO)6(CH3OH)2(H2O)2]·(NO3)2 (M = NiII, Ln = DyIII (1), GdIII (2), and YIII (3); M… read more here.

Keywords: single molecule; field; zero field; coii2dyiii2 ... See more keywords