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pair_style hybrid/overlay sw zbl 1.1 1.8
pair_coeff * * Si.sw Si
pair_coeff * * zbl 14.0

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   pair_coeff * * SiC.sw Si Si Si C
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The following coefficients must be defined for each pair of atom types via the pair_coeff command as in the examples above, or in the LAMMPS data file.
Z_i (atomic number for first atom type, e.g. 13.0 for aluminum)
Z_j (ditto for second atom type)
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When used with hybrid/overlay and pairs are assigned to more than one sub-style, the mixing rule is not used and each pair of types interacting with the ZBL sub-style must be included in a pair_coeff command.
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pair_style   hybrid/overlay eam/cd zbl 1 2
pair_coeff   * * eam/cd FeCr.cdeam Fe Cr
pair_coeff   1 1 zbl 26
pair_coeff   2  2 zbl 24
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ningpingm: ½ð±Ò+100, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ÄãµÄ»Ø´ðÍêÃÀµØ½â¾öÁËÎÒµÄÎÊÌ⣡лл£¡ 2015-08-03 12:25:32
pair_style hybrid/overlay sw zbl 1.1 1.8
pair_coeff * * sw Si.sw Si (ÎҸоõÕâÐÐÓ¦¸ÃÌîÉÏsw£¬Â¥Ö÷Ô­¾ä×ÓÖеڶþÐÐûÓÐÉùÃ÷ÊÆµÄstyle)
pair_coeff * * zbl 14.0

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ben_ladeng: ½ð±Ò+1, ÐÁ¿àÁË 2015-08-04 06:06:51
As an example, imagine a file SiC.sw has Stillinger-Weber values for Si and C. If your LAMMPS simulation has 4 atoms types and you want the 1st 3 to be Si, and the 4th to be C, you would use the following pair_coeff command:

pair_coeff * * SiC.sw Si Si Si C

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