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Myprayert

木虫 (正式写手)

[求助] MS建模转化成data文件时出现错误

各位大佬,我用MS做了一个模型,是金属颗粒和PDMS分子的混合物,然后使用msi2lmp转化data文件时出现了错误,找不到一些键的信息,具体如下,求大佬指点


Forcefield: Class I
Forcefield file name: D:\Program Files\LAMMPS 64-bit 7Dec2018\frc_files\cvff.frc
Output is recentered around geometrical center
Output contains style flag hints
System translated by: 0 0 0
Reading car file: fe.car
Reading mdf file: fe.mdf

Building internal coordinate lists

Reading forcefield file

Get force field parameters for this system
Unable to find bond data for si oh
Unable to find angle data for si oh ho
Unable to find torsion data for c3 si oh ho
Unable to find torsion data for o si oh ho

Check parameters for internal consistency
Writing LAMMPS data file fe.data for Class I force field

Normal program termination
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ruibingqilin

铁虫 (小有名气)

你好,我刚接触lammps,按照例子在熟悉操作。从NIST官网上复制了一个势函数到text文件里,命名为Al99.eam.alloy,放在计算的文件夹里了,但运行后还是出现Cannot open EAM potential file Al99.eam.alloy 这个错误。请问应该怎么解决? 谢谢!
4楼2019-02-12 11:47:26
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dingweilu

新虫 (著名写手)

2楼2019-01-23 16:29:00
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暖心的海

铜虫 (初入文坛)

引用回帖:
2楼: Originally posted by dingweilu at 2019-01-23 16:29:00
没有的手动修改,

您好,我最近也遇到了这个问题,想请教您一下,缺失的一些项自己添加过程中有什么需要注意的吗
5楼2020-08-24 23:28:58
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