New Itinerant Electron Models of Magnetic Materials

Dr. Gui-De Tang is Professor at the Department of Physics, Hebei Normal University, and Visiting Scholar, the Institute of Physics, Chinese Academy of Sciences. He was Visiting Scholar in Laboratoire de Magnétisme et Matériaux Magnétiques, Meudon, France, in 1991.

• 1 Introduction.- 2. Electron shell structure of free atoms and valence electrons in crystals.- 3. A simple introduction to basic knowledge of magnetic materials.- 4. Difficulties related to conventional magnetic ordering models.- 5. O 2p itinerant electron model for magnetic oxides.- 6. Magnetic ordering of typical spinel ferrites.- 7. Experimental evidences of the IEO model obtained from spinel ferrite.- 8. Spinel ferrites with cant angle magnetic coupling.- 9. Magnetic ordering and electrical transport of perovskite manganites.- 10. Anti-ferromagnetic ordering in oxides with sodium chloride structure.- 11. Itinerant electron model for magnetic metals.- 12. Study on the origin of magnetic ordering energy for magnetic materials.- 13. Prospects and challenges for future work.- Appendixes.