Slow magnetic relaxation in O–Se–O bridged manganese(iii) Schiff base complexes

2020 ◽  
Vol 44 (6) ◽  
pp. 2408-2413 ◽  
Author(s):  
Shao-Liang Zhang ◽  
Shan-Shan Li ◽  
Su-Yuan Zeng ◽  
Yang Shi ◽  
Da-Qi Wang ◽  
...  
Keyword(s):  
Schiff Base ◽  
Building Block ◽  
Magnetic Relaxation ◽  
Schiff Base Complexes ◽  
Chain Complexes ◽  
Slow Magnetic Relaxation

Two new chain complexes consisting of a Mn(salen) building block bridged by O–Se–O units, [Mn2(salen)2(L)](ClO4) (1) and {[Mn(salen)]2(L)2}·Y (2) (salen = N,N′-bis(salicylidene)-ethylenediamine, L = 3,4,5-trifluorobenzeneseleninic acid, Y = salicylaldehyde) have been synthesized and characterized structurally and magnetically.

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.

Construction of a family of Ln3 clusters using multidentate Schiff base and β-diketonate ligands: fluorescence properties, magnetocaloric effect and slow magnetic relaxation

2020 ◽  
Vol 44 (22) ◽  
pp. 9230-9237 ◽  
Author(s):  
Wen-Min Wang ◽  
Yu Gao ◽  
Rong-Xin Yue ◽  
Na Qiao ◽  
Dan-Tong Wang ◽  
...  
Keyword(s):  
Schiff Base ◽  
Solid State ◽  
Magnetocaloric Effect ◽  
Magnetic Relaxation ◽  
Magnetic Refrigeration ◽  
Fluorescence Properties ◽  
Slow Magnetic Relaxation ◽  
Solid State Fluorescence

Seven μ-Oacylhydrazone-bridged Ln3 clusters were synthesized. Cluster 3 displayed magnetic refrigeration properties, whereas cluster 5 showed slow magnetic relaxation. The solid-state fluorescence properties of 2, 4 and 5 were also studied.

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.

A lanthanide(iii) dodecanuclear structure with a acylhydrazone Schiff-base ligand: slow magnetic relaxation and magnetocaloric effects

CrystEngComm ◽  
2020 ◽  
Vol 22 (44) ◽  
pp. 7623-7627
Author(s):  
Wei Wang ◽  
Jing Zhang ◽  
Ji-Hai Zhao ◽  
Yuan-Chun He ◽  
Meng-Ting Li ◽  
...  
Keyword(s):  
Schiff Base ◽  
Schiff Base Ligand ◽  
Magnetic Relaxation ◽  
Synthesis Process ◽  
Magnetic Dynamics ◽  
Slow Magnetic Relaxation ◽  
New Type

In the complex synthesis process, the design of new type structures of lanthanide clusters with high nuclearity provides an opportunity to understand the nature of magnetic dynamics.

Homochiral mononuclear Dy-Schiff base complexes showing field-induced double magnetic relaxation processes

2016 ◽  
Vol 45 (2) ◽  
pp. 690-695 ◽  
Author(s):  
Min Ren ◽  
Zhong-Li Xu ◽  
Ting-Ting Wang ◽  
Song-Song Bao ◽  
Ze-Hua Zheng ◽  
...  
Keyword(s):  
Schiff Base ◽  
Magnetic Relaxation ◽  
Schiff Base Complexes ◽  
Relaxation Processes ◽  
Mononuclear Complexes

Homochiral mononuclear complexes (Et3NH)[Dy((R,R)/(S,S)-3-NO2salcy)2] (1R/1S), where 3-NO2salcyH2 is N,N′-(1,2-cyclohexanediylethylene)bis(3-nitrosalicylideneiminato), are reported, and their optical and magnetic behaviors are studied.

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) )....

Slow magnetic relaxation in mononuclear complexes of Tb, Dy, Ho and Er with the pentadentate (N3O2) Schiff-base dapsc ligand

2018 ◽  
Vol 42 (18) ◽  
pp. 14883-14893 ◽  
Author(s):  
Valentina D. Sasnovskaya ◽  
Vyacheslav A. Kopotkov ◽  
Anna V. Kazakova ◽  
Artem D. Talantsev ◽  
Roman B. Morgunov ◽  
...  
Keyword(s):  
Schiff Base ◽  
Magnetic Relaxation ◽  
Mononuclear Complexes ◽  
Slow Magnetic Relaxation

AC measurements revealed field-induced single-ion magnet behavior of Dy and Er Kramers ion complexes. The properties of complexes were rationalized by superposition CF model.

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.

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