plastic transition

https://doi.org/10.1351/goldbook.P04691
A @F02390@ that occurs when a low-temperature phase transforms to an orientationally-disordered high-temperature phase with a strong variation of @E02141@.
Source:
PAC, 1994, 66, 577. (Definitions of terms relating to phase transitions of the solid state (IUPAC Recommendations 1994)) on page 588 [Terms] [Paper]