Landau expansion for the Kugel-Khomskii t_2g Hamiltonian

Keyphrases

• Density Matrix 100%
• Symmetry Argument 100%
• Mean-field Theory 100%
• Wave Vector 100%
• Landau Expansion 100%
• Mean Field 50%
• Spin-orbit Coupling 50%
• Dispersionless 50%
• Global Rotation 50%
• Spin Ordering 50%
• Site Symmetry 50%
• Antiferromagnetic 50%
• Variational Free Energy 50%
• Variational Approach 50%
• Orbital Ordering 50%
• Gapless 50%
• Cubic Perovskite Structure 50%
• Spin-wave Spectra 50%
• Exotic States 50%
• Q-space 50%
• Range Order 50%
• Energy Hopping 50%
• Next-nearest-neighbor Hopping 50%
• Site Density 50%
• Electron Hopping 50%
• T2g Orbital 50%
• Superexchange Interaction 50%
• Single-particle State 50%
• Spin State 50%

Chemistry

• Density Matrix 100%
• Mean-Field Theory 100%
• Gibbs Free Energy 50%
• Magnon 50%
• Long-Range Order 50%
• Spin State 50%
• Antiferromagnetic 50%