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physical property > magnetic property > magnetic susceptibility

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magnetic susceptibility  

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  • In electromagnetism, the magnetic susceptibility (denoted χ) is a measure of how much a material will become magnetized in an applied magnetic field. It is the ratio of magnetization M (magnetic moment per unit volume) to the applied magnetizing field intensity H. This allows a simple classification, into two categories, of most materials' responses to an applied magnetic field: an alignment with the magnetic field, χ > 0, called paramagnetism, or an alignment against the field, χ < 0, called diamagnetism. Magnetic susceptibility indicates whether a material is attracted into or repelled out of a magnetic field. Low-field volume magnetic susceptibility (K) is defined as the ratio of induced magnetization intensity (M) per unit volume of a substance, to the strength of the applied magnetic field (H) inducing the magnetization, i.e. K = M/H (Thompson & Oldfield 1986). (Adapted from: https://en.wikipedia.org/wiki/Magnetic_susceptibility and S. G. Robinson. Geological Society Special Publication, 70, 65-98.)

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http://data.loterre.fr/ark:/67375/QX8-2JHWVP42-C

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