Optical fibers gain a second order nonlinearity through thermal poling. The voltage induced birefringence is small. An all-fiber Mach-Zehnder interferometer was then constructed enabling electrooptical polarization control with 78 V and sub-microsecond response time.
© 2006 Optical Society of America
(190.0190) Nonlinear optics : Nonlinear optics
(190.4370) Nonlinear optics : Nonlinear optics, fibers
(230.0230) Optical devices : Optical devices
(230.2090) Optical devices : Electro-optical devices
O. Tarasenko, N. Myrén, W. Margulis, and I. C. Carvalho, " All-Fiber Electro-Optical Polarization Control," in Optical Fiber Communication Conference and Exposition and The National Fiber Optic Engineers Conference, Technical Digest (CD) (Optical Society of America, 2006), paper OWE3.