Spin-wave dispersion in La2CuO4
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Physical Review B
Abstract
We calculate the antiferromagnetic spin-wave dispersion in a half-filled Hubbard model for a twodimensional square lattice, and find it to be in excellent agreement with recent high-resolution inelastic neutron
scattering performed on La2CuO4.
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PHYSICAL REVIEW B 65, 132404 (2002)