Synthesis, crystal structure and magnetic properties of a new copper oxo-antimony sulphate CuSb6O8(SO4)2
Keyword(s):
The crystal structure of the new compound CuSb6O8(SO4)2 is made up of charge neutral layers with long antimony oxygen distances present in between the layers. CuSb6O8(SO4)2 constitutes a linear chain S = 1/2 Heisenberg antiferromagnet (J ∼ 2.8 K) which undergoes long-range antiferromagnetic ordering at 0.69 K.
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