Critical Exponents in 3.99 Dimensions
Abstract
Critical exponents are calculated for dimension d=4-ɛ with ɛ small, using renormalization-group techniques. To order ɛ the exponent γ is 1+16ɛ for an Ising-like model and 1+15ɛ for an XY model.
- Publication:
-
Physical Review Letters
- Pub Date:
- January 1972
- DOI:
- 10.1103/PhysRevLett.28.240
- Bibcode:
- 1972PhRvL..28..240W