Effective easy-axis anisotropy of the two-sublattice single-chain magnet with twisted easy planes
Nanosistemy: fizika, himiâ, matematika, Tome 11 (2020) no. 6, pp. 659-665
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An analytical solution for the spin-wave spectrum of the two-sublattice 1D magnet with $S_A = S_B = 1$ and twisting easy planes has been obtained. Such planes are mutually twisted by an angle $\varphi$ relative to each other. For the case of mutually orthogonal easy planes $\varphi = \pi/2$, the spectrum vs. quasi-momentum dependence has been compared with that of an easy-axis magnet with the easy axis aligned along the line of intersection of the planes. An analogy of the spectra of the models has been shown, indicating the possibility of the effective easy axis anisotropy in easy-plane two-sublattice single-chain magnets.
Keywords:
single-chain magnets, magnonic spectrum, strong single-ion anisotropy.
@article{NANO_2020_11_6_a5,
author = {M. S. Shustin and M. N. Potkina},
title = {Effective easy-axis anisotropy of the two-sublattice single-chain magnet with twisted easy planes},
journal = {Nanosistemy: fizika, himi\^a, matematika},
pages = {659--665},
year = {2020},
volume = {11},
number = {6},
language = {en},
url = {http://geodesic.mathdoc.fr/item/NANO_2020_11_6_a5/}
}
TY - JOUR AU - M. S. Shustin AU - M. N. Potkina TI - Effective easy-axis anisotropy of the two-sublattice single-chain magnet with twisted easy planes JO - Nanosistemy: fizika, himiâ, matematika PY - 2020 SP - 659 EP - 665 VL - 11 IS - 6 UR - http://geodesic.mathdoc.fr/item/NANO_2020_11_6_a5/ LA - en ID - NANO_2020_11_6_a5 ER -
%0 Journal Article %A M. S. Shustin %A M. N. Potkina %T Effective easy-axis anisotropy of the two-sublattice single-chain magnet with twisted easy planes %J Nanosistemy: fizika, himiâ, matematika %D 2020 %P 659-665 %V 11 %N 6 %U http://geodesic.mathdoc.fr/item/NANO_2020_11_6_a5/ %G en %F NANO_2020_11_6_a5
M. S. Shustin; M. N. Potkina. Effective easy-axis anisotropy of the two-sublattice single-chain magnet with twisted easy planes. Nanosistemy: fizika, himiâ, matematika, Tome 11 (2020) no. 6, pp. 659-665. http://geodesic.mathdoc.fr/item/NANO_2020_11_6_a5/