absolute magnetometer

absolute magnetometer

[′ab·sə‚lüt mag·nə′täm·ə·dər]
(engineering)
An instrument used to measure the intensity of a magnetic field without reference to other magnetic instruments.
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Because the magnetic properties of metals depend on thermomechanical processing history and geometry as well as purity, the properties of the nickel disks used for this SRM were certified using the absolute magnetometer developed by NIST.