Metadata
Author: WikiMatrix
Data
English[en]
Second-order phase transitions are continuous in the first derivative (the order parameter, which is the first derivative of the free energy with respect to the external field, is continuous across the transition) but exhibit discontinuity in a second derivative of the free energy.
Slovenian[sl]
Fazni prehodi drugega reda so zvezni v prvem odvodu (parameter reda, ki je prvi odvod proste energije glede na zunanje polje, je pri prehodu zvezen), vendar imajo nezveznost v drugem odvodu proste energije.