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Water Molecules Ordering in Strong Electrolytes Solutions
Chemical Physics Letters ( IF 2.8 ) Pub Date : 2018-05-21 , DOI: 10.1016/j.cplett.2018.05.044
A. De Ninno , M. De Francesco

Experimental observations of vibrational spectra of strong electrolyte solutions with increase in the molarity suggest a self-organization of water molecules depending on the concentration, and not on the ions’ nature. Three different regimes can be observed. At very low concentrations, ions shielding does not change the water molecules intramolecular bonds. Whenever the concentration increases, a distortion of the vibrational peak is observed that increases linearly on a log-log scale, and can lead up to a maximum deformation limit. This might contribute to shed a light on the nature of the two-fluid structure of liquid water reported in the literature.



中文翻译:

强电解质溶液中的水分子有序化

随着摩尔浓度的增加,强电解质溶液的振动光谱的实验观察表明,水分子的自组织取决于浓度,而不取决于离子的性质。可以观察到三种不同的方案。在非常低的浓度下,离子屏蔽不会改变水分子的分子内键。只要浓度增加,就会观察到振动峰的变形,该变形以对数-对数刻度线性增加,并可能导致最大变形极限。这可能有助于阐明文献中报道的液态水的双流体结构的性质。

更新日期:2018-05-22
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