Effect of Rare Earth on Microstructure of Eutectic A1-2 % Fe Alloy

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Effect of La-rich rare earth on eutectic microstructure in A1-2%Fe alloy was studied. When the addition of RE is small, a-A1 phase is in the form of cellular dendrite. With the increase of the addition of RE, the nucleation and growth of a-A1 dendrite are
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