Spin-wave spectrum in La2CuO4: Double occupancy and competing interaction effects

Article

关键词: MOTT-HUBBARD ANTIFERROMAGNET;    HIGH-ENERGY SPIN;    HEISENBERG-ANTIFERROMAGNET;    SQUARE-LATTICE;    EXCITATIONS;    MODEL;    EXCHANGE;    SUPERCONDUCTIVITY;    TEMPERATURE;    SCATTERING;   

DOI  :  10.1103/PhysRevB.66.092402

来源: SCIE

【 摘 要 】

The recently observed spin-wave energy dispersion along the antiferromagnetic zone boundary in La2CuO4 is discussed in terms of double occupancy and competing interaction effects in the t-t' Hubbard model on a square lattice.

【 授权许可】

Free