Evaluation of the Component Chemical Potentials in Analytical Models for Ordered Alloy Phases

<table>The integral molar Helmholtz energy, <svg height="14.325" id="M47" style="vertical-align:-3.20526pt" version="1.1" viewbox="0 0 18.174999 14.325" width="18.174999" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,14.325)">
<g transform="translate(72,-60.54)">
<text transform="matrix(1,0,0,-1,-71.95,63.79)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝐹</tspan>
</text>
<text transform="matrix(1,0,0,-1,-64.22,60.66)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑚</tspan>
</text>
</g>
</g>
</svg> and the component chemical potentials obtained from VCPs for <svg height="10.9125" id="M48" style="vertical-align:-0.17555pt" version="1.1" viewbox="0 0 35.125 10.9125" width="35.125" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,10.9125)">
<g transform="translate(72,-63.27)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑧</tspan>
<tspan style="font-size: 12.50px; " x="9.7023277" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="21.742718" y="0">8</tspan>
</text>
</g>
</g>
</svg>, n.n. <svg height="14.6" id="M49" style="vertical-align:-3.13504pt" version="1.1" viewbox="0 0 80.587502 14.6" width="80.587502" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,14.6)">
<g transform="translate(72,-60.32)">
<text transform="matrix(1,0,0,-1,-71.95,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝑊</tspan>
</text>
<text transform="matrix(1,0,0,-1,-60.5,60.37)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝐴</tspan>
<tspan style="font-size: 8.75px; " x="6.2751842" y="0">𝐵</tspan>
</text>
<text transform="matrix(1,0,0,-1,-43.81,63.5)">
<tspan style="font-size: 12.50px; " x="0" y="0">=</tspan>
<tspan style="font-size: 12.50px; " x="12.027886" y="0">−</tspan>
<tspan style="font-size: 12.50px; " x="20.592442" y="0">1</tspan>
<tspan style="font-size: 12.50px; " x="26.843941" y="0">.</tspan>
<tspan style="font-size: 12.50px; " x="29.96969" y="0">0</tspan>
</text>
</g>
</g>
</svg> in the Q-C n.n. pair approximation.</table>

Journal of Thermodynamics

fig1

Figure 1

Figure 1: Evaluation of the Component Chemical Potentials in Analytical Models for Ordered Alloy Phases 