transition temperature (for liquid crystals)

https://doi.org/10.1351/goldbook.TT06898
The temperature at which the transition from @M03849@ X to @M03849@ Y occurs.
Source:
PAC, 2002, 74, 493. (Definitions of basic terms relating to polymer liquid crystals (IUPAC Recommendations 2001)) on page 496 [Terms] [Paper]