journal article·2009-05

Highly spin-polarized Co2MnGa0.5Sn0.5 Heusler compound

B.S.D.Ch.S. Varaprasad, A. Rajanikanth, Y.K. Takahashi, K. Hono

Acta Materialia· Volume 57· Issue 9
Publisher page

Abstract

Abstract Point contact Andreev reflection measurements of Co2MnSn1−xGax alloys showed that the spin polarization of L21 ordered quaternary Co2MnSn0.5Ga0.5 compound increased to 0.72 compared to 0.6 for Co2MnSn and Co2MnGa ternary alloys. The L21 Co2MnSn0.5Ga0.5 phase was found to be an intermetallic compound, in which the L21 structure was stable up to the melting temperature. The increase in spin polarization was attributed to the high degree of L21 order as well as an increase in the spin-up density of states near the Fermi level.
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Research context

OpenAlex topics: Heusler alloys: electronic and magnetic properties · MXene and MAX Phase Materials · Intermetallics and Advanced Alloy Properties

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

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