crystallographic magnetic anisotropy

См. также в других словарях:

• Magnetic domain — Several grains of NdFeB with magnetic domains made visible via contrast with a Kerr microscope. A magnetic domain describes a region within a magnetic material which has uniform magnetization. This means that the individual magnetic moments of… …   Wikipedia

• Magnetic domains — A magnetic domain describes a region within a material which has uniform magnetization. This means that the individual moments of the atoms are aligned with one another. In most materials, domains do not naturally exist. The materials have to be… …   Wikipedia

• Magnetocrystalline anisotropy — is the dependence of the internal energy of a ferromagnet on the direction of its magnetization. As a result, certain crystallographic directions are preferred directions, or easy axes, for the magnetization. It is a special case of magnetic… …   Wikipedia

• Ferromagnetism — Not to be confused with Ferrimagnetism; for an overview see Magnetism A magnet made of alnico, an iron alloy. Ferromagnetism is the physical theory which explains how materials become magnets. Ferromagnetism is the basic mechanism by which… …   Wikipedia

• Texture (crystalline) — In materials science, texture is the distribution of crystallographic orientations of a polycrystalline sample. A sample in which these orientations are fully random is said to have no texture. If the crystallographic orientations are not random …   Wikipedia

• Domain wall — A domain wall is a term used in physics which can have one of two distinct but similar meanings in magnetism, optics, or string theory. These phenomena can all be generically described as topological solitons which occur whenever a discrete… …   Wikipedia

• X-ray crystallography — can locate every atom in a zeolite, an aluminosilicate with many important applications, such as water purification. X ray crystallography is a method of determining the arrangement of atoms within a crystal, in which a beam of X rays strikes a… …   Wikipedia

• Diffraction topography — (short: topography ) is an X ray imaging technique based on Bragg diffraction. Diffraction topographic images ( topographs ) record the intensity profile of a beam of X rays (or, sometimes, neutrons) diffracted by a crystal. A topograph thus… …   Wikipedia

• high-pressure phenomena — ▪ physics Introduction       changes in physical, chemical, and structural characteristics that matter undergoes when subjected to high pressure. pressure thus serves as a versatile tool in materials research, and it is especially important in… …   Universalium

• solids, mechanics of — ▪ physics Introduction       science concerned with the stressing (stress), deformation (deformation and flow), and failure of solid materials and structures.       What, then, is a solid? Any material, fluid or solid, can support normal forces.… …   Universalium

• Coyoteite — General Category Sulfide mineral Chemical formula (NaFe3S5·2H2O) Strunz classification 02.FD.25 Dana c …   Wikipedia