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arXiv 1206.2638cond-mat.stat-mech
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氩的流体相

Fluid phases of argon

Leslie V. Woodcock

摘要:

根据文献实验密度-压力等温线确定的逾渗转变位点和使用Lennard-Jones模型的模拟值,氩气的相图显示了三种流体相。液相跨越所有温度,从0 K的亚稳非晶基态到超高T。存在由两个二级逾渗转变轨迹限定的超临界中间相和气相。两个渗流轨迹在p-T平面上的交叉点图解地定义了临界密度态的平衡线。

英文摘要:

A phase diagram of argon based upon percolation transition loci determined from literature experimental density-pressure isotherms, and simulation values using a Lennard-Jones model shows three fluid phases. The liquid phase spans all temperatures, from a metastable amorphous ground state at 0K, to ultra-high T. There is a supercritical mesophase bounded by two 2nd-order percolation transition loci, and a gas phase. Intersection of two percolation loci in the p-T plane thermodynamically defines an equilibrium line of critical density states.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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