Research Article

Free Energy of Three-Dimensional Uniaxial Magnet in the Higher Non-Gaussian Approximation and in the Presence of an External Field

Figure 1

Evolution of the critical exponent of the correlation length 𝜈 with increasing parameter of division of the CV phase space into layers 𝑠 . Curves 1, 2, 3, and 4 correspond to the 𝜌 4 , 𝜌 6 , 𝜌 8 , and 𝜌 1 0 models, respectively.
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