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单词 Pair Distribution Function
释义

Pair Distribution Function

英语百科

Pair distribution function

The pair distribution function (PDF) describes the distribution of distances between pairs of particles contained within a given volume. Mathematically, if a and b are two particles in a fluid, the PDF of b with respect to a, denoted by g_{ab}(\vec{r}) is the probability of finding the particle b at the distance \vec{r} from a, with a taken as the origin of coordinates.

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更新时间:2025/6/18 12:32:02