Boosting axiality in stable high-coordinate Dy(iii) single-molecule magnets

被引：59

作者：

Canaj, Angelos B. ^{[1
]}

Singh, Mukesh Kumar ^{[2
]}

Marti, Emma Regincos ^{[1
]}

Damjanovic, Marko ^{[3
,4
]}

Wilson, Claire ^{[1
]}

Cespedes, Oscar ^{[5
]}

Wernsdorfer, Wolfgang ^{[3
,4
]}

Rajaraman, Gopalan ^{[2
]}

Murrie, Mark ^{[1
]}

机构：

[1] Univ Glasgow, Sch Chem, WestCHEM, Univ Ave, Glasgow G12 8QQ, Lanark, Scotland

[2] Indian Inst Technol, Dept Chem, Bombay 400076, Maharashtra, India

[3] Karlsruhe Inst Technol, Phys Inst PHI, Wolfgang Gaede Str 1, D-76131 Karlsruhe, Germany

[4] Karlsruhe Inst Technol, Inst Nanotechnol INT, Hermann von Helmholz Pl 1, D-76344 Eggenstein Leopoldshafen, Germany

[5] Univ Leeds, Sch Phys & Astron, Leeds LS2 9JT, W Yorkshire, England

来源：

CHEMICAL COMMUNICATIONS | 2019年 / 55卷 / 42期

基金：

英国工程与自然科学研究理事会;

关键词：

LANTHANIDE COMPLEXES; FLUORIDE BINDING; ION MAGNETS; ANISOTROPY; DESIGN;

D O I：

10.1039/c9cc00965e

中图分类号：

O6 [化学];

学科分类号：

0703 ;

摘要：

A new nine- coordinate, air- stable Dy( III) single- ion magnet has been successfully isolated. Our in silico studies demonstrate that through carefully modulating the ligand electronics, the axiality can be boosted to generate Ucal barriers of over 600 K.

引用

页码：5950 / 5953

页数：4

共 50 条

[1] Low-coordinate mononuclear lanthanide complexes as molecular nanomagnets [J].

Bar, Arun Kumar ;

Kalita, Pankaj ;

Singh, Mukesh Kumar ;

Rajaraman, Gopalan ;

Chandrasekhar, Vadapalli .

COORDINATION CHEMISTRY REVIEWS, 2018, 367 :163-216

[2] Fluoride Binding and Crystal-Field Analysis of Lanthanide Complexes of Tetrapicolyl-Appended Cyclen [J].

Blackburn, Octavia A. ;

Kenwright, Alan M. ;

Jupp, Andrew R. ;

Goicoechea, Jose M. ;

Beer, Paul D. ;

Faulkner, Stephen .

CHEMISTRY-A EUROPEAN JOURNAL, 2016, 22 (26) :8929-8936

[3] Axial fluoride binding by lanthanide DTMA complexes alters the local crystal field, resulting in dramatic spectroscopic changes [J].

Blackburn, Octavia A. ;

Kenwright, Alan M. ;

Beer, Paul D. ;

Faulkner, Stephen .

DALTON TRANSACTIONS, 2015, 44 (45) :19509-19517

[4] Spectroscopic and Crystal Field Consequences of Fluoride Binding by [YbDTMA]3+ in Aqueous Solution [J].

Blackburn, Octavia A. ;

Chilton, Nicholas F. ;

Keller, Katharina ;

Tait, Claudia E. ;

Myers, William K. ;

McInnes, Eric J. L. ;

Kenwright, Alan M. ;

Beer, Paul D. ;

Timmel, Christiane R. ;

Faulkner, Stephen .

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2015, 54 (37) :10783-10786

[5] Chemical and in silico tuning of the magnetisation reversal barrier in pentagonal bipyramidal Dy(iii) single-ion magnets [J].

Canaj, Angelos B. ;

Singh, Mukesh Kumar ;

Wilson, Claire ;

Rajaraman, Gopalan ;

Murrie, Mark .

CHEMICAL COMMUNICATIONS, 2018, 54 (59) :8273-8276

[6] Symmetry-Supported Magnetic Blocking at 20 K in Pentagonal Bipyramidal Dy(III) Single-Ion Magnets [J].

Chen, Yan-Cong ;

Liu, Jun-Liang ;

Ungur, Liviu ;

Liu, Jiang ;

Li, Quan-Wen ;

Wang, Long-Fei ;

Ni, Zhao-Ping ;

Chibotaru, Liviu F. ;

Chen, Xiao-Ming ;

Tong, Ming-Liang .

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2016, 138 (08) :2829-2837

[7] Cyclopentadienyl Ligands in Lanthanide Single-Molecule Magnets: One Ring To Rule Them All? [J].

Day, Benjamin M. ;

Guo, Fu-Sheng ;

Layfield, Richard A. .

ACCOUNTS OF CHEMICAL RESEARCH, 2018, 51 (08) :1880-1889

[8] Giant coercivity and high magnetic blocking temperatures for N23- radical-bridged dilanthanide complexes upon ligand dissociation [J].

Demir, Selvan ;

Gonzalez, Miguel I. ;

Darago, Lucy E. ;

Evans, William J. ;

Long, Jeffrey R. .

NATURE COMMUNICATIONS, 2017, 8

[9] Lanthanide(III)-Based Single-Ion Magnets [J].

Dey, Atanu ;

Kalita, Pankaj ;

Chandrasekhar, Vadapalli .

ACS OMEGA, 2018, 3 (08) :9462-9475

[10] Field- and temperature-dependent quantum tunnelling of the magnetisation in a large barrier single-molecule magnet [J].

Ding, You-Song ;

Yu, Ke-Xin ;

Reta, Daniel ;

Ortu, Fabrizio ;

Winpenny, Richard E. P. ;

Zheng, Yan-Zhen ;

Chilton, Nicholas F. .

NATURE COMMUNICATIONS, 2018, 9

← 1 2 3 4 5 →