Regulating the slow magnetic relaxation behavior of two different shapes Dy 4 clusters with in situ formed penta‐ and heptadentate Schiff base ligands

2020 ◽  
Vol 34 (9) ◽  
Author(s):  
Zhong‐Hong Zhu ◽  
Hai‐Ling Wang ◽  
Xiao‐Xiao Fu ◽  
Hua‐Hong Zou ◽  
Fu‐Pei Liang
Keyword(s):  
Schiff Base ◽  
Magnetic Relaxation ◽  
Relaxation Behavior ◽  
Schiff Base Ligands ◽  
Slow Magnetic Relaxation ◽  
Different Shapes

Four mononuclear dysprosium complexes with neutral Schiff-base ligands: syntheses, crystal structures and slow magnetic relaxation behavior

2022 ◽  
Author(s):  
Hui Yang ◽  
Shan-Shan Liu ◽  
Yin-Shan Meng ◽  
Yi-Quan Zhang ◽  
Lin Pu ◽  
...  
Keyword(s):  
Schiff Base ◽  
Crystal Structures ◽  
Magnetic Relaxation ◽  
Relaxation Behavior ◽  
Schiff Base Ligands ◽  
Slow Magnetic Relaxation

Four mononuclear 9-coordinate Dy-based complexes, [Dy(HL1)2(NO3)3(CH3OH)] (1Dy), [Dy(HL2)2(NO3)3(H2O)] (2Dy), [Dy(HL3)3(NO3)3]·CH3CN (3Dy), [Dy(HL4)3(NO3)3] (4Dy), have been constructed by neutral Schiff-base ligands (1-[N-(4-R)aminomethylidene-2(1H)-naphthalenone, R=-Cl (HL1), -NO2 (HL2), -OCH3 (HL3), -I (HL4) )....

scholarly journals Structure and magnetism of two chair-shaped hexanuclear dysprosium(iii) complexes exhibiting slow magnetic relaxation

RSC Advances ◽  
2018 ◽  
Vol 8 (2) ◽  
pp. 767-774 ◽  
Author(s):  
Zi-Yuan Liu ◽  
Hua-Hong Zou ◽  
Rong Wang ◽  
Man-Sheng Chen ◽  
Fu-Pei Liang
Keyword(s):  
Schiff Base ◽  
Low Temperature ◽  
Magnetic Relaxation ◽  
Building Blocks ◽  
Relaxation Behavior ◽  
Schiff Base Ligands ◽  
Slow Magnetic Relaxation

We report two novel chair-shaped hexanuclear DyIII complexes with different polyhydroxy Schiff-base ligands. Both complexes are constructed with Dy3 triangular motifs as building blocks and exhibit slow magnetic relaxation behavior at low temperature.

The near-infrared luminescence and magnetism of dinuclear complexes with different local symmetries constructed from a β-diketonate co-ligand and bis-Schiff base ligand

2020 ◽  
Vol 44 (6) ◽  
pp. 2561-2570 ◽  
Author(s):  
Huan-Huan Chen ◽  
Dong-Fang Wu ◽  
Yao-Yao Duan ◽  
Ling Li ◽  
Yun-Juan Wang ◽  
...  
Keyword(s):  
Schiff Base ◽  
Schiff Base Ligand ◽  
Magnetic Relaxation ◽  
Near Infrared ◽  
Relaxation Behavior ◽  
Dinuclear Complexes ◽  
Infrared Luminescence ◽  
Slow Magnetic Relaxation ◽  
Local Symmetries

A DyIII-complex based on a β-diketonate co-ligand and bi-Schiff base ligand displays slow magnetic relaxation behavior.

Bulky Schiff-base ligand supported Co(ii) single-ion magnets with zero-field slow magnetic relaxation

2020 ◽  
Vol 49 (18) ◽  
pp. 5798-5802 ◽  
Author(s):  
Guo Peng ◽  
Yue Chen ◽  
Bo Li ◽  
Yi-Quan Zhang ◽  
Xiao-Ming Ren
Keyword(s):  
Schiff Base ◽  
Magnetic Relaxation ◽  
Magnetic Hysteresis ◽  
Hysteresis Loops ◽  
Static Field ◽  
Zero Field ◽  
Coordination Geometry ◽  
Schiff Base Ligands ◽  
Slow Magnetic Relaxation ◽  
Magnetic Hysteresis Loops

Two mononuclear Co(ii) complexes with tetrahedral coordination geometry have been constructed from different bulky Schiff-base ligands, and they show slow magnetic relaxation without a static field and magnetic hysteresis loops at 2 K.

Syntheses, crystal structures and magnetic properties of two mixed-valence Co(iii)Co(ii) compounds derived from Schiff base ligands: field-supported single-ion-magnet behavior with easy-plane anisotropy

2017 ◽  
Vol 46 (38) ◽  
pp. 13135-13144 ◽  
Author(s):  
Shuvankar Mandal ◽  
Suraj Mondal ◽  
Cyril Rajnák ◽  
Ján Titiš ◽  
Roman Boča ◽  
...  
Keyword(s):  
Magnetic Properties ◽  
Schiff Base ◽  
Crystal Structures ◽  
Magnetic Relaxation ◽  
Mixed Valence ◽  
Easy Plane ◽  
Schiff Base Ligands ◽  
Plane Anisotropy ◽  
Amino Phenol ◽  
Slow Magnetic Relaxation

Positive D values and slow magnetic relaxation with two relaxation channels have been observed in two CoIIICoII compounds derived from imino-amino-phenol ligands.

Dinuclear Ln(iii) complexes constructed from an 8-hydroxyquinoline Schiff base derivative with different terminal groups show differing slow magnetic relaxation

2017 ◽  
Vol 41 (14) ◽  
pp. 6251-6261 ◽  
Author(s):  
Yi-Xin Chang ◽  
Wen-Min Wang ◽  
Ru-Xia Zhang ◽  
Hai-Yun Shen ◽  
Xiao-Pu Zhou ◽  
...  
Keyword(s):  
Schiff Base ◽  
Magnetic Relaxation ◽  
Relaxation Behavior ◽  
Base Derivative ◽  
Slow Magnetic Relaxation

Two series of Ln2 complexes display substituent-dependent magnetic relaxation behavior.

A new family of dinuclear lanthanide complexes constructed from an 8-hydroxyquinoline Schiff base and β-diketone: magnetic properties and near-infrared luminescence

2019 ◽  
Vol 48 (4) ◽  
pp. 1392-1403 ◽  
Author(s):  
Dong-Fang Wu ◽  
Zhen Liu ◽  
Peng Ren ◽  
Xiao-He Liu ◽  
Ning Wang ◽  
...  
Keyword(s):  
Magnetic Properties ◽  
Schiff Base ◽  
Magnetocaloric Effect ◽  
Magnetic Relaxation ◽  
Lanthanide Complexes ◽  
Near Infrared ◽  
Relaxation Behavior ◽  
New Family ◽  
Infrared Luminescence ◽  
Slow Magnetic Relaxation

Gd/Dy complexes based on 8-hydroxiquinoline derivatives display a magnetocaloric effect and slow magnetic relaxation behavior.

Magnetocaloric effect and slow magnetic relaxation in two dense (3,12)-connected lanthanide complexes

2014 ◽  
Vol 1 (7) ◽  
pp. 549-552 ◽  
Author(s):  
Song-De Han ◽  
Xiao-Hong Miao ◽  
Sui-Jun Liu ◽  
Xian-He Bu
Keyword(s):  
Magnetocaloric Effect ◽  
Magnetic Relaxation ◽  
Lanthanide Complexes ◽  
Relaxation Behavior ◽  
Slow Magnetic Relaxation

We report two (3,12)-connected complexes with distorted cubic [Ln4O4] (Ln = Gd (1), Dy (2)) units as nodes bridged by in situ generated sulfate. 1 features a large magnetocaloric effect with −ΔSmaxm = 51.29 J kg−1 K−1, and 2 displays slow magnetic relaxation behavior.

Cu(ii)–Dy(iii) and Co(iii)–Dy(iii) based single molecule magnets with multiple slow magnetic relaxation processes in the Cu(ii)–Dy(iii) complex

2015 ◽  
Vol 44 (29) ◽  
pp. 13242-13249 ◽  
Author(s):  
Malay Dolai ◽  
Mahammad Ali ◽  
Ján Titiš ◽  
Roman Boča
Keyword(s):  
Schiff Base ◽  
Single Molecule ◽  
Schiff Base Ligand ◽  
Magnetic Relaxation ◽  
Magnetic Behaviour ◽  
Dinuclear Complexes ◽  
Relaxation Processes ◽  
Single Molecule Magnets ◽  
Slow Magnetic Relaxation

Two CuII–DyIII and CoIII–DyIII dinuclear complexes of a Schiff base ligand (H3L) exhibit single-molecule magnetic behaviour with multiple slow magnetic relaxation processes for the former.

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