Single-molecule magnetism in cyclopentadienyl-dysprosium chlorides.

Single-molecule magnetism in cyclopentadienyl-dysprosium chlorides.

Chemical communications (Cambridge, England) (2011-09-20)

Scott A Sulway, Richard A Layfield, Floriana Tuna, Wolfgang Wernsdorfer, Richard E P Winpenny

PMID21927726

ABSTRACT

[Cp(2)Dy(thf)(μ-Cl)](2) (2) was synthesized from [Cp(2)Dy(μ-Cl)](n), which crystalizes as two polymorphs, with n = 2 (1a) or ∞ (1b). All three compounds show slow relaxation of magnetization, and in 2 the quantum tunnelling was found to be exchange-biased.

MATERIALS

Product Number

Brand

Product Description

263028

Sigma-Aldrich

Dysprosium, chips, 99.9% trace rare earth metals basis

261076

Sigma-Aldrich

Dysprosium, ingot, 99.9% trace rare earth metals basis