Electronic structure and excited-state properties of Co₂TiSn and Co₂ZrSn from ab initio calculations

The electronic structure, magnetism as well as the excited-state properties such as the optical and x-ray magnetic circular dichroism (XMCD) spectra of the Heusler alloys Co₂TiSn and Co₂ZrSn were investigated theoretically from first principles using the fully relativistic Dirac LMTO band structu...

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Бібліографічні деталі
Дата:2005
Автори: Bekenov, L.V., Antonov, V.N., Shpak, A.P., Yaresko, A.N.
Формат: Стаття
Мова:English
Опубліковано: Інститут фізики конденсованих систем НАН України 2005
Назва видання:Condensed Matter Physics
Онлайн доступ:http://dspace.nbuv.gov.ua/handle/123456789/119751
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Назва журналу:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Цитувати:Electronic structure and excited-state properties of Co₂TiSn and Co₂ZrSn from ab initio calculations / L.V. Bekenov, V.N. Antonov, A.P. Shpak, A.N. Yaresko // Condensed Matter Physics. — 2005. — Т. 8, № 3(43). — С. 565–577. — Бібліогр.: 38 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
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Резюме:The electronic structure, magnetism as well as the excited-state properties such as the optical and x-ray magnetic circular dichroism (XMCD) spectra of the Heusler alloys Co₂TiSn and Co₂ZrSn were investigated theoretically from first principles using the fully relativistic Dirac LMTO band structure method. The origin of the XMCD spectra at the Co L₂,₃ edges in the compounds is examined. Densities of valence states, orbital and spin magnetic moments as well as optical spectra are analyzed and discussed. The calculated results are compared with the available experimental data.