Title :
Non-reciprocal transmission in a direct-bonded photorefractive Fe:LiNbO/sub 3/ waveguide buried in MgO:LiNbO/sub 3/
Author :
Gawith, C.B.E. ; Cook, G. ; Ping Hua ; Smith, P.G.R.
Author_Institution :
Optoelectron. Res. Centre, Southampton Univ., UK
Abstract :
We report a 20-/spl mu/m-thick Fe:LiNbO/sub 3/ waveguide buried in MgO:LiNbO/sub 3/ by direct bonding. Non-reciprocal transmission measurements in a 3-mm-long device with a cw 532 nm source gave a relative change in optical density of 2 and response time of 4-5 milliseconds.
Keywords :
annealing; iron; joining processes; lithium compounds; optical fabrication; optical limiters; optical planar waveguides; photorefractive materials; polishing; 532 nm; LiNbO/sub 3/:Fe; LiNbO/sub 3/:MgO; SEM; annealing; buried waveguide; cladding layers; direct bonding; nonreciprocal transmission; photorefractive waveguide; precision polishing; rapid optical limiting; vacuum tight bonds; Bonding; Delay; High speed optical techniques; Iron; Magnesium; Optical devices; Optical pumping; Optical waveguides; Photorefractive effect; Photorefractive materials;
Conference_Titel :
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Conference_Location :
Chiba, Japan
Print_ISBN :
0-7803-6738-3
DOI :
10.1109/CLEOPR.2001.971029
