Theoretical Study of Substitution of Si for Ge in Mn5Ge3 |
B. Siberchicot, R. Henrion CEA/CEL-V, 94195 Villeneuve-St-Georges, CEDEX, France and J. Toboła Faculty of Physics and Nuclear Techniques, AGH, Al. Mickiewicza 30, 30-059 Kraków, Poland |
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The substitution of silicon for germanium in Mn5Ge3 leads to a decrease in the magnetization for x < 0.7 and then to phase transition toward a non-collinear antiferromagnetic order for Mn5Si3. The magnetic properties of Mn5Ge3 and Mn5(Ge0.5Si0.5)3 are analyzed by means of band structure calculations. |
DOI: 10.12693/APhysPolA.91.467 PACS numbers: 71.20.Be, 75.10.Lp, 75.50.Cc |