Characterization of Mechanically Alloyed Nanocrystalline Fe(Al): Crystallite Size and Dislocation Density

<table>Milling time dependence of the mean crystallite size (a), <svg height="14.6" id="M31" style="vertical-align:-2.67102pt" version="1.1" viewbox="0 0 24.975 14.6" width="24.975" xmlns="http://www.w3.org/2000/svg">
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<tspan style="font-size: 12.50px; " x="0" y="0">⟨</tspan>
<tspan style="font-size: 12.50px; " x="5.0012002" y="0">𝐷</tspan>
<tspan style="font-size: 12.50px; " x="14.87857" y="0">⟩</tspan>
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</g>
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</svg>, and the Lattice strain (b), <svg height="20.387501" id="M32" style="vertical-align:-2.67102pt" version="1.1" viewbox="0 0 40.887501 20.387501" width="40.887501" xmlns="http://www.w3.org/2000/svg">
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<g transform="translate(72,-55.69)">
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<tspan style="font-size: 12.50px; " x="0" y="0">⟨</tspan>
<tspan style="font-size: 12.50px; " x="5.0012002" y="0">𝜀</tspan>
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<text transform="matrix(1,0,0,-1,-60.9,63.4)">
<tspan style="font-size: 8.75px; " x="0" y="0">2</tspan>
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<text transform="matrix(1,0,0,-1,-56.02,58.4)">
<tspan style="font-size: 12.50px; " x="0" y="0">⟩</tspan>
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<text transform="matrix(1,0,0,-1,-51.02,66.03)">
<tspan style="font-size: 8.75px; " x="0" y="0">1</tspan>
<tspan style="font-size: 8.75px; " x="4.3759999" y="0">/</tspan>
<tspan style="font-size: 8.75px; " x="6.8090558" y="0">2</tspan>
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</svg>, for the mechanically alloyed Fe(Al) powders at room temperature.</table>

Journal of Nanomaterials

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Figure 5

Figure 5: Characterization of Mechanically Alloyed Nanocrystalline Fe(Al): Crystallite Size and Dislocation Density 