Approximate renormalization group calculation of cubic crossover

The cross-over exponent for an anisotropic cubic perturbation is calculated for all n > 1 and d = 3. It is found that the isotropic fixed point is unstable for n ⪆ 2.3.

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Bibliographic Details
Published in:Physics letters. A 1977-01, Vol.61 (1), p.1-2
Main Authors: Yalabik, Mehmet C., Houghton, Anthony
Format: Article
Language:English
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Summary:The cross-over exponent for an anisotropic cubic perturbation is calculated for all n > 1 and d = 3. It is found that the isotropic fixed point is unstable for n ⪆ 2.3.
ISSN:0375-9601
1873-2429
DOI:10.1016/0375-9601(77)90243-2