mu(+)-SR studies of the weak ferromagnets CoCO3 and NiCO3

We present the results of zero-held mu(+)-SR measurements on CoCO3 and NiCO3. Both compounds are rhombohedral antiferromagnets which exhibit a spontaneous weak magnetisation below 22.2 and 17.2 K, respectively. This arises due to an anisotropic superexchange (Dzyaloshinsky-Moriya) interaction. We ha...

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Bibliographic Details
Main Authors: Lancaster, T, Blundell, S, Pratt, F, Kurmoo, M
Format: Conference item
Published: 2003