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Structural and magn...
Structural and magnetic characterization of Mn3IrGe and Mn3Ir(Si1-xGex) : experiments and theory
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- Eriksson, Therese (author)
- Uppsala universitet,Oorganisk kemi
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- Bergqvist, Lars (author)
- Uppsala universitet,Teoretisk magnetism,Department of Physics, Uppsala University
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- Nordblad, Per (author)
- Uppsala universitet,Institutionen för materialvetenskap
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- Eriksson, Olle (author)
- Uppsala universitet,Teoretisk magnetism
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- Andersson, Yvonne (author)
- Uppsala universitet,Oorganisk kemi
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(creator_code:org_t)
- Elsevier BV, 2004
- 2004
- English.
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In: Journal of Solid State Chemistry. - : Elsevier BV. - 0022-4596 .- 1095-726X. ; 177:11, s. 4058-4066
- Related links:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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https://urn.kb.se/re...
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Abstract
Subject headings
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- The Structural and magnetic propertiesof a new ternary Ir-Mn-Ge phase, Mn3IrGe, as well as the solid solution Mn3Ir(Si1_xGex), O ordering is found below a critical temperature of about 225 K. The magnetic structure is noncollinear, as a result of frustrated magnetic interactions on a triangular network of Mn atoms, on which the moments rotate 120° around the triangle axes. The magnitude of the magnetic moment at 10 K is 3.39(4) µB for Mn3IrGe. The theoretical calculations reproduce with very good accuracy the magnitudes as well as the directions of the experimentally observed magnetic moments.
Subject headings
- NATURVETENSKAP -- Kemi -- Oorganisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Inorganic Chemistry (hsv//eng)
- TEKNIK OCH TEKNOLOGIER -- Materialteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Materials Engineering (hsv//eng)
- NATURVETENSKAP -- Fysik -- Den kondenserade materiens fysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Condensed Matter Physics (hsv//eng)
Keyword
- Manganese-iridium germanide
- Manganese-indium silicide
- Neutron diffraction
- Rietveld method
- Magnetic structure
- Crystal structure
- First principles calculations
- Susceptibility measurements
- Magnetic frustration
Publication and Content Type
- ref (subject category)
- art (subject category)
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