Layered transition metal molecular magnets studied with implanted muons

• Published in: Synthetic metals Vol. 103; no. 1; pp. 2325 - 2326
• Main Authors: Jestädt, Th, Kurmoo, M., Blundell, S.J., Lovett, B.W., Pratt, F.L., Hayes, W.
• Format: Journal Article Conference Proceeding
• Language: English
• Published: Lausanne Elsevier B.V 01-06-1999; Amsterdam Elsevier Science; New York, NY
• Subjects: Condensed matter: electronic structure, electrical, magnetic, and optical properties; Exact sciences and technology; layered materials; Magnetic phase boundaries (including magnetic transitions, metamagnetism, etc.); Magnetic properties and materials; Magnetically ordered materials: other intrinsic properties; Molecular magnets; Muon spin rotation; Physics; Studies of specific magnetic materials; layered materials; Muon spin rotation; molecular magnets; Muon spin relaxation; Nickel complexes; Iron loss; Molecular magnet; Spin polarization; Experimental study; Magnetic transitions; Cobalt complexes
• ISSN: 0379-6779; 1879-3290
• DOI: 10.1016/S0379-6779(98)00642-0

We have carried out magnetic measurements on the layered magnets Ni
2(OH)
3(N(CN)
2) (
NiAM), Co
5(OH)
8(N(CN)
2)
2·6H
2O (
CoAM), Co
5(OH)
8(C
12H
25SO
4)
2·2NH
3 (
CoDOS), and Co
5(OH)
8(C
7H
15CO
2)
2·4H
2O (
CoCAP), using various experimental methods, including muon spin relaxation (μSR). We find phase transitions at temperatures T
m
in all the samples, characterized by a change in the magnetic susceptibilty and loss of initial muon spin polarization.