Hamiltonian Formalism of the Landau-Lifschitz Equation for a Spin Chain with an Easy Plane.

Authors :: Lina, Shi
Jinchun, He
Cai Hao
Li Chengfang
Huang Nianning
Source :: International Journal of Theoretical Physics. Sep2004, Vol. 43 Issue 9, p1931-1939. 9p.
Publication Year :: 2004
Abstract: With a suitable gauge transformation, the Hamiltonian formalism of the Landau-Lifschitz equation for a spin chain with an easy plane is established by standard procedure. Action-angle variables are obtained and the canonical equation is given. [ABSTRACT FROM AUTHOR]

Subjects :: *GAUGE invariance
*SYMMETRY (Physics)
*MATHEMATICAL transformations
*HAMILTONIAN systems
*DIFFERENTIABLE dynamical systems
*INVERSION (Geophysics)
*GEOPHYSICAL prospecting -- Mathematical models

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