• Remanence or remanent magnetization or residual magnetism is the magnetization left behind in a ferromagnetic material (such as iron) after an external...
    12 KB (1,160 words) - 09:38, 2 August 2024
  • Data remanence is the residual representation of digital data that remains even after attempts have been made to remove or erase the data. This residue...
    32 KB (3,810 words) - 12:34, 10 May 2024
  • Thumbnail for Magnetic hysteresis
    the magnetization is offset from the origin by an amount called the remanence. If the H-M relationship is plotted for all strengths of applied magnetic...
    11 KB (1,277 words) - 18:05, 27 April 2024
  • Thumbnail for Rock magnetism
    paleomagnetism to understand how rocks record the Earth's magnetic field. This remanence is carried by minerals, particularly certain strongly magnetic minerals...
    16 KB (1,960 words) - 14:45, 28 September 2023
  • since been extended to apply to computer files and the problem of data remanence. In the context of government documents, redaction (also called sanitization)...
    12 KB (1,411 words) - 14:49, 14 August 2024
  • Thumbnail for Hysteresis
    history dependence is the basis of memory in a hard disk drive and the remanence that retains a record of the Earth's magnetic field magnitude in the past...
    61 KB (7,557 words) - 03:50, 31 July 2024
  • largest switching field. The other two types of remanence involve demagnetizing a saturation isothermal remanence (SIRM), so in normalized units they start...
    18 KB (1,894 words) - 08:18, 14 September 2023
  • Thumbnail for Coercivity
    field inside the material) to zero. The remanence coercivity, HCr, is the H field required to reduce the remanence to zero, meaning that when the H field...
    17 KB (1,648 words) - 07:37, 20 February 2024
  • commonly called magnetic remanence or remanent magnetization. Proper degaussing will ensure there is insufficient magnetic remanence to reconstruct the data...
    23 KB (2,917 words) - 15:21, 10 August 2024
  • (diamagnets and paramagnets) contribute a weak magnetism and have no remanence. The more important minerals for rock magnetism are the minerals that...
    6 KB (518 words) - 04:07, 17 December 2023
  • Thumbnail for Dynamic random-access memory
    quickly when power is removed. However, DRAM does exhibit limited data remanence. DRAM typically takes the form of an integrated circuit chip, which can...
    89 KB (10,689 words) - 16:50, 26 September 2024
  • Thumbnail for Paleomagnetism
    magnetostratigraphy studies. Remanence that is acquired at a fixed temperature is called isothermal remanent magnetization (IRM). Remanence of this sort is not...
    20 KB (2,267 words) - 05:28, 17 September 2024
  • Sm-Co Remanence (T) 1–1.5 0.8–1.16 Coercivity (MA/m) 0.875–2.79 0.493–2.79 Relative permeability (–) 1.05 1.05–1.1 Temperature coefficient of remanence (%/K)...
    15 KB (1,699 words) - 22:49, 20 September 2024
  • malicious or criminal investigative reasons. The attack relies on the data remanence property of DRAM and SRAM to retrieve memory contents that remain readable...
    38 KB (4,246 words) - 03:19, 31 July 2024
  • Thumbnail for Inrush current
    voltage half-cycle has the same polarity as the remanence in the iron core has (the magnetic remanence was left high from a preceding half cycle). Unless...
    10 KB (1,462 words) - 17:31, 11 November 2023
  • Thumbnail for Data
    modeling Data point Data preservation Data protection Data publication Data remanence Data science Data set Data structure Data visualization Data warehouse...
    21 KB (2,526 words) - 15:26, 20 September 2024
  • Thumbnail for Compact Cassette tape types and formulations
    recording, are: Saturation remanence limits maximum output level and, indirectly, dynamic range of audio recordings. Remanence of audio tapes, referred...
    67 KB (6,837 words) - 12:44, 29 July 2024
  • of utilities for cleaning disk and operating system environment Data remanence – Data that remains after deleting it "Download Recuva". FileHippo. Retrieved...
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  • Thumbnail for Mercury (planet)
    S2CID 120025983. Aharonson, Oded; Zuber, Maria T; Solomon, Sean C (2004). "Crustal remanence in an internally magnetized non-uniform shell: a possible source for Mercury's...
    155 KB (15,913 words) - 09:36, 13 September 2024
  • Thumbnail for Ferrimagnetism
    curve after saturation, along with the lower return curve, form the main loop. The intercepts hc and mrs are the coercivity and saturation remanence....
    17 KB (2,413 words) - 07:00, 3 September 2024
  • erased, or destroyed Data erasure, purging a computer file to counter data remanence Degaussing of ships' hulls to guard against magnetic naval mines Wuhan...
    859 bytes (136 words) - 23:45, 27 November 2023
  • Thumbnail for Neodymium magnet
    rare-earth magnet family, samarium–cobalt magnets. Although they have higher remanence and much higher coercivity and energy product, neodymium magnets have...
    36 KB (3,331 words) - 09:42, 30 August 2024
  • field. Thus, a Koenigsberger ratio, Q, greater than 1 indicates that the remanence properties contribute the majority of the total magnetization of the rock...
    2 KB (168 words) - 09:34, 23 July 2024
  • Thumbnail for Rare-earth magnet
    direction, which generate the magnetic field. This gives the materials high remanence (saturation magnetization Js). The maximal energy density B·Hmax is proportional...
    37 KB (3,808 words) - 03:05, 9 September 2024
  • Thumbnail for Static random-access memory
    Though it can be characterized as volatile memory, SRAM exhibits data remanence. SRAM offers a simple data access model and does not require a refresh...
    26 KB (3,158 words) - 07:13, 19 September 2024
  • Thumbnail for Earth's magnetic field
    can carry a permanent magnetic moment. This remanent magnetization, or remanence, can be acquired in more than one way. In lava flows, the direction of...
    78 KB (8,953 words) - 15:48, 20 September 2024
  • accessing the entire hard drive, data erasure eliminates the risk of data remanence. Data erasure can also bypass the Operating System (OS). Overwriting programs...
    30 KB (3,029 words) - 15:58, 26 September 2024
  • Thumbnail for Gauss (unit)
    100 G – an iron magnet 1500 G – within a sun spot 10000 to 13000 G – remanence of a neodymium-iron-boron (NIB) magnet 16000 to 22000 G – saturation of...
    8 KB (815 words) - 12:41, 26 September 2024
  • magnetized medium Magnetic-core memory, an early form of random-access memory Remanence, or residual magnetization, the magnetization left behind in a ferromagnet...
    407 bytes (88 words) - 20:48, 4 September 2019
  • Computer-related Authentication Cryptanalysis Data remanence Defensive programming (secure coding) Earthquake engineering Economics of security Engineering...
    13 KB (1,185 words) - 17:27, 25 August 2023