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Coupling Dy 3 Triangles Enhances Their Slow Magnetic Relaxation
Author(s) -
Hewitt Ian J.,
Tang Jinkui,
Madhu N. T.,
Anson Christopher E.,
Lan Yanhua,
Luzon Javier,
Etienne Mael,
Sessoli Roberta,
Powell Annie K.
Publication year - 2010
Publication title -
angewandte chemie international edition
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 1433-7851
DOI - 10.1002/anie.201002691
Subject(s) - coupling (piping) , relaxation (psychology) , materials science , magnetic relaxation , inductive coupling , nuclear magnetic resonance , crystallography , condensed matter physics , chemistry , physics , magnetization , magnetic field , metallurgy , medicine , quantum mechanics
Two's company : Coupling two Dy 3 triangles to give Dy 6 (see picture; Dy blue, Cl green, O red) leads to a dramatic enhancement of the barrier height to magnetization reversal. The enhancement has been rationalized by single‐crystal magnetometry measurements and ab initio calculations.