magnetooptic recording

magnetooptic recording

[mag‚ned·ō‚äp·tik ri′kȯrd·iŋ]
(engineering)
An erasable data storage technology in which data are stored on a rotating disk in a thin magnetic layer that may be switched between two magnetization states by the combination of a magnetic field and a pulse of light from a diode laser.
References in periodicals archive ?
Owing to its high values of saturation magnetization and coercivity [1], strontium hexaferrite, in particular, is a very important member of this class of magnetic materials, being widely used in telecommunication [2], magnetooptic recording media, microwave devices [3], and electronic industry [4].