位移型相变

位移型相变的对称性与序参量

Symmetry and Order Parameters of Displacive Phase Transition

射线热膨胀测定法可以用来研究位移型相变中的热膨胀问题。

Therefore it is a good way for X-ray dilatometry to investigate the issues of thermal expansion in displacive phase transition .

的相变，证明该化合物在（767±5）℃存在一级位移型相变。

It is discovered that the compound has a displacive phase transition of the first order at ( 767 ± 5 )℃ .

过渡相氧化铝之间的物相转变属于位移型相变，形成α-Al2O3过程属于重建型相变。

The phase transformation between different transition alumina belongs to displacement , while the formation of a-Al2O3 from transition alumina belongs to reconstruction .

马氏体相变是无扩散的位移型相变，对于一个给定的材料，由切变产生的表面浮突是马氏体相变的主要特征之一，它对应唯一的切变角。

The martensitic transformation is a diffusionless and displacive transformation , and the surface relief caused by shear , as one of major features of martensitic transformation , corresponds to unique shear angle for a given material .