Presentation 2009-10-23
Waveguide Optical Isolator with TiO_2/Magnetic Garnet Guiding Layer Employing Nonreciprocal Phase Shift
Tomoya YOKOTA, Hideki YOKOI, Norihiko TAZAWA, Tetsuya MIZUMOTO,
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Abstract(in English) A nonreciprocal phase shift occurs in TM modes that travel in magneto-optic waveguides in which magnetization is aligned transverse to the light propagation direction in the film plane. The large nonreciprocal phase shift is obtained when a magneto-optic waveguide has a high-refractive-index material/magnetic garnet guiding layer. An optical isolator with a TiO_2/magnetic garnet guiding layer is described. A nonreciprocal phase shifter, a reciprocal phase shifter and optical couplers were designed at a wavelength of 1.55μm. Straight rib waveguides were fabricated to evaluate optical properties.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) optical isolator / nonreciprocal phase shift / magnetic garnet / TiO_2
Paper # OCS2009-69,OPE2009-135,LQE2009-94
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Committee LQE
Conference Date 2009/10/15(1days)
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Registration To Lasers and Quantum Electronics (LQE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Waveguide Optical Isolator with TiO_2/Magnetic Garnet Guiding Layer Employing Nonreciprocal Phase Shift
Sub Title (in English)
Keyword(1) optical isolator
Keyword(2) nonreciprocal phase shift
Keyword(3) magnetic garnet
Keyword(4) TiO_2
1st Author's Name Tomoya YOKOTA
1st Author's Affiliation Department of Electronic Engineering, Shibaura Institute of Technology()
2nd Author's Name Hideki YOKOI
2nd Author's Affiliation Department of Electronic Engineering, Shibaura Institute of Technology
3rd Author's Name Norihiko TAZAWA
3rd Author's Affiliation Department of Electrical and Electronic Engineering, Tokyo Institute of Technology
4th Author's Name Tetsuya MIZUMOTO
4th Author's Affiliation Department of Electrical and Electronic Engineering, Tokyo Institute of Technology
Date 2009-10-23
Paper # OCS2009-69,OPE2009-135,LQE2009-94
Volume (vol) vol.109
Number (no) 245
Page pp.pp.-
#Pages 6
Date of Issue