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@ -18,7 +18,8 @@
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<P><B>Examples:</B>
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</P>
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<PRE>pair_style meam/spline
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pair_coeff * * Ti.meam.spline
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pair_coeff * * Ti.meam.spline Ti
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pair_coeff * * Ti.meam.spline Ti Ti Ti
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</PRE>
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<P><B>Description:</B>
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</P>
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@ -26,15 +27,11 @@ pair_coeff * * Ti.meam.spline
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using a variant of modified embedded-atom method (MEAM) potentials
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<A HREF = "#Lenosky">(Lenosky)</A>. The total energy E is given by
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</P>
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<CENTER><IMG SRC = "Eqs/pair_meam_spline_1.png">
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<CENTER><IMG SRC = "Eqs/pair_meam_spline.jpg">
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</CENTER>
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<P>with the density at atom i
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</P>
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<CENTER><IMG SRC = "Eqs/pair_meam_spline_2.png">
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</CENTER>
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<P>where theta_jik is the angle between atoms j, i, and k centered on
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atom i. The five functions Phi, U, rho, f, and g are represented by
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cubic splines.
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<P>where rho_i is the density at atom I, theta_jik is the angle between
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atoms J, I, and K centered on atom I. The five functions Phi, U, rho,
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f, and g are represented by cubic splines.
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</P>
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<P>The cutoffs and the coefficients for these spline functions are listed
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in a parameter file which is specified by the
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@ -15,7 +15,8 @@ pair_style meam/spline :pre
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[Examples:]
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pair_style meam/spline
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pair_coeff * * Ti.meam.spline :pre
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pair_coeff * * Ti.meam.spline Ti
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pair_coeff * * Ti.meam.spline Ti Ti Ti :pre
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[Description:]
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@ -23,15 +24,11 @@ The {meam/spline} style computes pairwise interactions for metals
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using a variant of modified embedded-atom method (MEAM) potentials
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"(Lenosky)"_#Lenosky. The total energy E is given by
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:c,image(Eqs/pair_meam_spline_1.png)
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:c,image(Eqs/pair_meam_spline.jpg)
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with the density at atom i
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:c,image(Eqs/pair_meam_spline_2.png)
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where theta_jik is the angle between atoms j, i, and k centered on
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atom i. The five functions Phi, U, rho, f, and g are represented by
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cubic splines.
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where rho_i is the density at atom I, theta_jik is the angle between
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atoms J, I, and K centered on atom I. The five functions Phi, U, rho,
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f, and g are represented by cubic splines.
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The cutoffs and the coefficients for these spline functions are listed
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in a parameter file which is specified by the
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