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hard magnetization direction

См. также в других словарях:

  • hard disk — Computers. See magnetic disk (def. 1). [1980 85] * * * Magnetic storage medium for a microcomputer. Hard disks are flat, circular plates made of aluminum or glass and coated with a magnetic material. Hard disks for personal computers can store up …   Universalium

  • Hard-disk platter — Hard disk with platter A hard disk platter (or disk) is a component of a hard disk drive: it is the circular disk on which the magnetic data is stored. The rigid nature of the platters in a hard drive is what gives them their name (as opposed to… …   Wikipedia

  • Hard disk drive — Hard drive redirects here. For other uses, see Hard drive (disambiguation). Hard disk drive Mechanical interior of a modern hard disk drive Date invented 24 December 1954 [1] …   Wikipedia

  • Magnetization reversal — Magnetization reversal, or switching, represents the process that leads to a 180° reorientation of the magnetization vector with respect to its initial direction, from one stable orientation to the opposite one. Technologically, this is one of… …   Wikipedia

  • Hard disk platter — A hard disk platter (or disk) is a component of a hard disk drive: it is the circular disk on which the magnetic data are stored. The rigid nature of the platters in a hard drive is what gives them their name (as opposed to the flexible materials …   Wikipedia

  • Magnetic anisotropy — is the direction dependence of a material s magnetic properties. In the absence of an applied magnetic field, a magnetically isotropic material has no preferential direction for its magnetic moment while a magnetically anisotropic material will… …   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

  • Domain theory of ferromagnetism — explains[1] two significant observations of materials such as iron: The material may become strongly magnetized by application of a weak external magnetizing field. The same specimen may return to the demagnetized state when the external field is …   Wikipedia

  • Memristor — Type Passive Working principle Memristance Invented Leon Chua (1971) First production HP Labs (2008) Electronic symbol …   Wikipedia

  • Magnetic-core memory — A 32 x 32 core memory plane storing 1024 bits of data. Computer memory types Volatile RAM DRAM (e.g., DDR SDRAM) SRA …   Wikipedia

  • Exchange bias — or exchange anisotropy occurs in bilayers (or multilayers) of magnetic materials where the hard magnetization behavior of an antiferromagnetic thin film causes a shift in the soft magnetization curve of a ferromagnetic film. The exchange bias… …   Wikipedia

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