论文标题

超冷的液体如何从晶体借用结构

How a Supercooled Liquid Borrows Structure from the Crystal

论文作者

Pedersen, Ulf, Douglass, Ian, Harrowell, Peter

论文摘要

使用计算机模拟,我们确定了超冷的二元原子液体混合物的结构由公共邻居结构组成,类似于在平衡晶相中发现的结构,即laves结构。尽管晶体状结构的积累很大,但我们确定超冷液体代表了真正的亚稳态液体,并且液体可以借用晶体结构而不会破坏稳定。我们考虑此功能是否可能是强烈偏爱局部结构的所有液体实例的起源。

Using computer simulations, we establish that the structure of a supercooled binary atomic liquid mixture consists of common neighbour structures similar to those found in the equilibrium crystal phase, a Laves structure. Despite the large accumulation of crystal-like structure, we establish that the supercooled liquid represents a true metastable liquid and that liquid can borrow crystal structure without being destabilized. We consider whether this feature might be the origin of all instances of liquids of a strongly favoured local structure.

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