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kent1022

金虫 (著名写手)

[求助] what is the origin for the permanent dipole moments? 已有1人参与

计算了一双原子体系,审稿意见中:
Also for consideration by the authors - what is the origin for the permanent dipole moments? Since the species is charged, this quantity is not independent of origin.  The convention is the center of mass of the molecule.

其中的origin for the permanent dipole moments是指什么,在好几本书里没有找到。
请教虫友该问题怎样答复才稳妥
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ra2ghgzh

木虫 (正式写手)

学痴

【答案】应助回帖

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感谢参与,应助指数 +1
kent1022: 金币+30 2017-03-27 16:54:09
审稿人是说:既然物种不是中性的,那么它的电偶极矩就会随原点的位置发生改变,你可以说有电偶极矩也可以说没有,可以说它是1也可以说它是10,就看你怎么取原点了。那么你定义的原点到底是哪里呢?一般大家会把分子的质心取成原点,那么你是否也是这样呢?
然后你回复一下原点是哪哪哪就可以了。
我永远当不了老板
2楼2017-03-17 14:59:53
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