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Tricritical Exponents and Scaling Fields

1972; American Physical Society; Volume: 29; Issue: 6 Linguagem: Inglês

10.1103/physrevlett.29.349

1092-0145

Eberhard K. Riedel, Franz Wegner,

High-Energy Particle Collisions Research

The tricritical behavior of a classical three-well-potential model for two-component systems (such as ${\mathrm{He}}^{3}$-${\mathrm{He}}^{4}$ mixtures) is discussed by using renormalization-group techniques. The tricritical exponents and scaling fields are calculated for three dimensions.