Magnetooptical isolator material

Optical: systems and elements – Extended spacing structure for optical elements – Extension of tubular element adjustable

Reexamination Certificate

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C359S494010, C385S011000

Reexamination Certificate

active

07006289

ABSTRACT:
An optical isolator is provided. The optical isolator includes a substrate and a thin film is formed comprising of iron oxide or magnetic persovskite-type material having a high Faraday rotation.

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J.Fujita, et. al., “Hybrid integrated optical isolaors and circulators”, Proceedings of SPIE, vol. 4652, pp. 77-85 (Jun. 2002).
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“Pulsed Laser Deposition of Iron Oxide Films,” Tepper et al.Journal of Applied Physics. Apr. 2002. vol. 91, No. 7.
“Magnetic and Magneto-Optic Properties of Orthoferrite Thin Films Grown by Pulsed-Laser Deposition,” Schmool et al.Journal of Applied Physics. Nov. 1999. vol. 86, No. 10.
“Ferroelectricity and Ferrimagnetism in Iron-doped BsTiO3.” Maier et al.Applied Physics Letters. Apr. 2001. vol. 78, No. 17.
“Integrated optical isolator and circulator using nonreciprocal phase shifters: a proposal,” Okamura et al.Applied Optics. Jun. 1984. vol. 23, No. 11.
“Magneto-optical properties of iron oxide films,” Tepper et al.Journal of Applied Physics. May 2003. vol. 93, No. 10.

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