论文标题

熔融弗林纳克的结构

The Structure of Molten FLiNaK

论文作者

Frandsen, Benjamin A., Nickerson, Stella D., Clark, Austin D., Solano, Andrew, Baral, Raju, Williams, Johnny, Neuefeind, Jörg, Memmott, Matthew

论文摘要

熔融盐(LIF)$ _ {0.465} $(NAF)$ _ {0.115} $(kf)$ _ {0.42} $(Flinak)的结构是熔融盐核反应堆的潜在冷却剂,已通过Ab Initio Molecular Molecular Dynamics MINISIC模拟和中子总散射实验来研究。我们发现,在典型的反应堆工作温度下,盐保留了明确定义的短距离结构相关性。可以通过分子动力学模拟以实验确定的成对分布函数来描述。这些结果表明,基本的离子相互作用是通过模拟正确捕获的,为未来研究弗林纳克和其他熔融盐的核反应堆应用提供了一个发射点。

The structure of the molten salt (LiF)$_{0.465}$(NaF)$_{0.115}$(KF)$_{0.42}$ (FLiNaK), a potential coolant for molten salt nuclear reactors, has been studied by ab initio molecular dynamics simulations and neutron total scattering experiments. We find that the salt retains well-defined short-range structural correlations out to approximately 9 Angstroms at typical reactor operating temperatures. The experimentally determined pair distribution function can be described with quantitative accuracy by the molecular dynamics simulations. These results indicate that the essential ionic interactions are properly captured by the simulations, providing a launching point for future studies of FLiNaK and other molten salts for nuclear reactor applications.

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