R Balakrishnan et al 1990 J. Phys.: Condens. Matter 2 1869 doi:10.1088/0953-8984/2/7/017
R Balakrishnan, J A Holyst and A R Bishops
Show affiliationsThe energy-momentum dispersion relation for a pulse-type nonlinear excitation of a uniaxially anisotropic quantum ferromagnetic chain is derived using the spin-coherent representation and a continuum description. A physical interpretation is given for the spectrum obtained.
Issue 7 (19 February 1990)
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