Abstract

Molecular relaxation processes in crystalline sodium carbonate Na₂CO₃ have been investigated using Raman spectroscopy. It is established that the structural first-order phase transition in Na₂CO₃ is diffuse. The existence of a pretransition region is found.

中文翻译：

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碳酸钠晶体结构相变附近的预转变现象

摘要

使用拉曼光谱研究了结晶碳酸钠Na ₂ CO _3中的分子弛豫过程。已经确定，Na ₂ CO ₃中的结构一级相变是扩散的。发现存在过渡前区域。