. In optical
communication system, Yttrium iron garnet (Y3Fe5O12:YIG) and
Bi, Ce doped YIG crystals are the commonly used magnetooptical
materials of optical isolators because of its large Faraday
rotation angle, high transparency, and small absorption in the
wavelengths of 1.2–5.0 lm. However, as the rapid development
of fiber laser systems and the optical communication technology,
the demand of high quality Magneto-optical material in the visible
and near-infrared region has greatly increased.
. In opticalcommunication system, Yttrium iron garnet (Y3Fe5O12:YIG) andBi, Ce doped YIG crystals are the commonly used magnetoopticalmaterials of optical isolators because of its large Faradayrotation angle, high transparency, and small absorption in thewavelengths of 1.2–5.0 lm. However, as the rapid developmentof fiber laser systems and the optical communication technology,the demand of high quality Magneto-optical material in the visibleand near-infrared region has greatly increased.
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