Pentagonal Bipyramidal Ln(III) Complexes Containing an Axial Phosphine Oxide Ligand: Field-induced Single-ion Magnetism Behavior of the Dy(III) Analogues.
Sign Up to like & getrecommendations! Published in 2020 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.0c00751
Abstract: A series of neutral homologous complexes [(L)Ln(Cy3PO)Cl] {where Ln = Gd (1), Tb (2), Dy (3), and Er (5)} and [(L)Dy(Ph3PO)Cl] (4) [H2L = 2,6-diacetylpyridine bis-benzoylhydrazone] were isolated. In these complexes, the central lanthanide ion… read more here.
Keywords: iii; phosphine oxide; field induced; iii analogues ... See more keywords
Influence of the Coordination Environment on Easy-Plane Magnetic Anisotropy of Pentagonal Bipyramidal Cobalt(II) Complexes.
Sign Up to like & getrecommendations! Published in 2018 at "Inorganic chemistry"
DOI: 10.1021/acs.inorgchem.8b01162
Abstract: A rational approach of modulating the easy-plane magnetic anisotropy of mononuclear pentagonal bipyramidal CoII single molecule magnets (SMMs) has been revealed in this paper. A class of three new pentagonal-bipyramidal complexes with formulas [Co(H2daps)(MeOH)2] (1),… read more here.
Keywords: easy plane; magnetic anisotropy; plane magnetic; pentagonal bipyramidal ... See more keywords
Two-dimensional frameworks formed by pentagonal bipyramidal cobalt(ii) ions and hexacyanometallates: antiferromagnetic ordering, metamagnetism and slow magnetic relaxation.
Sign Up to like & getrecommendations! Published in 2017 at "Dalton transactions"
DOI: 10.1039/c7dt01893b
Abstract: We herein report the syntheses, structures, and magnetic properties of two isostructural two-dimensional (2D) coordination polymers based on a pentagonal bipyramidal CoII unit [Co(TODA)]2+ and two hexacyanometallates, namely [MIII(CN)6]2[CoII(TODA)]3·9H2O (M = Cr (1), Co (2),… read more here.
Keywords: slow magnetic; two dimensional; antiferromagnetic ordering; magnetic relaxation ... See more keywords
A new air- and moisture-stable pentagonal-bipyramidal DyIII single-ion magnet based on the HMPA ligand.
Sign Up to like & getrecommendations! Published in 2019 at "Dalton transactions"
DOI: 10.1039/c8dt03565b
Abstract: Based on the HMPA ligand, a new air- and moisture-stable pentagonal-bipyramidal DyIII single-ion magnet [Dy(HMPA)2(H2O)5]2·Br6·2HMPA·2H2O (1) was prepared and characterized. Single-crystal X-ray tests showed the two crystallographically independent DyIII ions located in a pentagonal-bipyramidal coordination… read more here.
Keywords: bipyramidal; based hmpa; dyiii; hmpa ligand ... See more keywords
Excess axial electrostatic repulsion as a criterion for pentagonal bipyramidal DyIII single-ion magnets with high Ueff and TB
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Materials Chemistry C"
DOI: 10.1039/c8tc00353j
Abstract: In this work, a large excess of electrostatic repulsion, arising from the axial ligands, over that from the equatorial ligands is taken as the design strategy for high performance pentagonal bipyramidal (PBP) DyIII single-ion magnets… read more here.
Keywords: strategy; dyiii; ion; repulsion ... See more keywords
A ferromagnetic Ni(ii)–Cr(iii) single-chain magnet based on pentagonal bipyramidal building units
Sign Up to like & getrecommendations! Published in 2020 at "Inorganic chemistry frontiers"
DOI: 10.1039/c9qi01489f
Abstract: A Ni(II) complex harnessed in a pentagonal bipyramidal environment by a rigid N5-macrocyclic ligand (i.e. 1,3,10,12-tetramethyl-1,2,11,12-tetraaza[3](2,6)-pyridino[3](2,9)-1,10-phenanthrolinophane-2,10-diene) is shown to exhibit axial anisotropy with a ZFS D parameter in the order of −10 to −15 cm−1,… read more here.
Keywords: chain; ferromagnetic iii; iii single; pentagonal bipyramidal ... See more keywords
High magnetization reversal barriers in luminescent dysprosium octahedral and pentagonal bipyramidal single-molecule magnets based on fluorinated alkoxide ligands.
Sign Up to like & getrecommendations! Published in 2021 at "Dalton transactions"
DOI: 10.1039/d1dt01319j
Abstract: We report the synthesis and structures of three luminescent dysprosium(iii) complexes based on fluorinated alkoxide ligands of formulas [Dy(L1)2(THF)4][BPh4]·0.5THF (1), [Dy(L2)2(THF)5][BPh4]·2.5THF (2) and [Dy(L3)2(THF)5][BPh4]·2THF (3) (L1 = (CF3)3CO-, L2 = C6F5C6F4O-, L3 = C6F5C(CH3)O-). Despite… read more here.
Keywords: fluorinated alkoxide; single molecule; alkoxide ligands; based fluorinated ... See more keywords
Magnetic anisotropy of transition metal and lanthanide ions in pentagonal bipyramidal geometry.
Sign Up to like & getrecommendations! Published in 2022 at "Chemical Society reviews"
DOI: 10.1039/d2cs00028h
Abstract: The magnetic anisotropy associated with a pentagonal bipyramidal (PBP) coordination sphere is examined on the basis of experimental and theoretical investigations. The origin and the characteristics of this anisotropy are discussed in relation to the… read more here.
Keywords: lanthanide ions; magnetic anisotropy; geometry; metal ... See more keywords
Modulation of the magnetic dynamics of pentagonal-bipyramidal Co(II) complexes by fine-tuning the coordination microenvironment.
Sign Up to like & getrecommendations! Published in 2022 at "Dalton transactions"
DOI: 10.1039/d2dt02345h
Abstract: Four air-stable mononuclear Co(II) complexes, with the formulas [Co(dapbh)(H2O)(CH3OH)] (1), [Co(Hdapbh)(N3)(CH3OH)]·(CH3OH) (2), [Co(H2aapbh)(CH3OH)2]·(NO3)2 (3) and [Co(H2bapbh)(H2O)(NO3)]·(NO3) (4), have been synthesized and structurally characterized by single crystal X-ray diffraction. In all of the complexes, the Co(II)… read more here.
Keywords: magnetic dynamics; dynamics pentagonal; pentagonal bipyramidal; ch3oh ... See more keywords
Effects of strong coordination bonds at the axial or equatorial positions on magnetic relaxation for pentagonal bipyramidal dysprosium(III) single-ion magnets.
Sign Up to like & getrecommendations! Published in 2022 at "Dalton transactions"
DOI: 10.1039/d2dt02402k
Abstract: Three pentagonal bipyramidal mononuclear Dy(III) complexes based on amino-substituted nitrophenol and tetradentate amide ligands of formulas [Dy(Hbpen)(OPhNO2NH2Cl)Cl2] (1), [Dy(Hbpen)(OPhNO2NH2)Cl2] (2) and [Dy(Hbpen)(OPhNO2NH2Cl)3] (3) (Hbpen = N,N'-bis(2-pyridylmethyl)-ethylenediamine, OPhNO2NH2Cl = 2-amino-6-chloro-4-nitrophenol, and OPhNO2NH2 = 2-amino-4-nitrophenol) were isolated.… read more here.
Keywords: ion magnets; coordination; equatorial positions; single ion ... See more keywords
Effective tuning of magnetic anisotropy in distorted pentagonal bipyramidal Ni(II) complexes via substitution of axial coligands.
Sign Up to like & getrecommendations! Published in 2022 at "Dalton transactions"
DOI: 10.1039/d2dt02867k
Abstract: A series of Ni(II) complexes with pyridine-based macrocyclic ligand L (3,12,18-triaza-6,9-dioxabicyclo[12.3.1]octadeca-1(18),14,16-triene) with general formula [Ni(L)(X)2]0/2+ (X = Br- (1), I- (2), CH3CN (3), NCS- (4), imidazole (5)) was prepared and thoroughly investigated. X-ray molecular structures… read more here.
Keywords: magnetic anisotropy; pentagonal bipyramidal; bipyramidal complexes; axial coligands ... See more keywords