Search Results - subject:"Spin-wave theory"

Jiang, Wei; Guo, An-Bang; Bai, Bao-Dong; Wei, Guo-Zhu - In: Physica A: Statistical Mechanics and its Applications 384 (2007) 2, pp. 377-386

superlattices are studied by using spin-wave theory and retarded Green's function method. The four-sublattice magnetizations and …

Persistent link: https://www.econbiz.de/10010873631

Derzhko, Oleg; Verkholyak, Taras; Schmidt, Reimar; … - In: Physica A: Statistical Mechanics and its Applications 320 (2003) C, pp. 407-428

ones (1D limit, square-lattice Ising model) and other approximate ones (linear spin-wave theory and exact diagonalization …

Persistent link: https://www.econbiz.de/10010590679

Nishimori, Hidetoshi - In: Physica A: Statistical Mechanics and its Applications 306 (2002) C, pp. 68-75

diagram. The spin wave theory neglecting periodicity is shown to give exact results for the Villain model on a line in the …

Persistent link: https://www.econbiz.de/10010874264