forked from lijiext/lammps
12 lines
394 B
TeX
12 lines
394 B
TeX
\documentclass[12pt]{article}
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\begin{document}
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\begin{eqnarray*}
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E^{ZBL}_{ij} & = & \frac{1}{4\pi\epsilon_0} \frac{Z_i Z_j \,e^2}{r_{ij}} \phi(r_{ij}/a)+ S(r_{ij})\\
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a & = & \frac{0.46850}{Z_{i}^{0.23} + Z_{j}^{0.23}}\\
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\phi(x) & = & 0.18175e^{-3.19980x} + 0.50986e^{-0.94229x} + 0.28022e^{-0.40290x} + 0.02817e^{-0.20162x}\\
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\end{eqnarray*}
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\end{document}
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