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Phase transition without long-range order in two dimensions

✍ Scribed by Hans-Jürgen Mikeska; Hartwig Schmidt


Publisher
Springer US
Year
1970
Tongue
English
Weight
551 KB
Volume
2
Category
Article
ISSN
0022-2291

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Phase transitions in non-collinear order
✍ D. Loison 📂 Article 📅 1999 🏛 Elsevier Science 🌐 English ⚖ 147 KB

We study a Heisenberg and XY model on a cubic lattice with a cubic exchange coupling having a non-collinear ground state not due to frustration. This model has attractive properties: complex breakdown of symmetry, temperature dependence of the angles between the spins and phase transitions between o