@article{b1bd4f156b0c4991b6866e84d1235c92,
title = "Highly spin-polarized Co2MnGa0.5Sn0.5 Heusler compound",
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.",
keywords = "Ferromagnet, Half-metal, Heusler alloy, Spin polarization",
author = "Varaprasad, {B. S.D.Ch S.} and A. Rajanikanth and Takahashi, {Y. K.} and K. Hono",
note = "Funding Information: B.S.D.Ch.S.V. and A.R. acknowledge the National Institute for Materials Science (NIMS) for the provision of a NIMS junior research assistantship and the ICYS fellowship, respectively. This work was in part supported by the Grant-in-Aid for Scientific Research on Priority Area on “Creation and Control of Spin Current” 19048029, PREST-JST, and the World Premier International Research Center (WPI) Initiative on Materials Nanoarchitronics, MEXT, Japan.",
year = "2009",
month = may,
doi = "10.1016/j.actamat.2009.02.024",
language = "English",
volume = "57",
pages = "2702--2709",
journal = "Acta Materialia",
issn = "1359-6454",
publisher = "Elsevier Limited",
number = "9",
}