Title :
Femtosecond-laser inscribed, tunable, waveguide embedded Bragg gratings in lithium niobate
Author :
Kroesen, S. ; Horn, W. ; Imbrock, J. ; Denz, C.
Author_Institution :
Inst. of Appl. Phys., Univ. of Muenster, Munster, Germany
Abstract :
We demonstrate electro-optical tunable Bragg gratings embedded into complex two-dimensional waveguides in lithium niobate by femtosecond direct laser writing. The structures support both, ordinary and extraordinary guiding and narrowband reflections around λ = 1.55 μm.
Keywords :
Bragg gratings; electro-optical devices; high-speed optical techniques; laser beam applications; lithium compounds; optical tuning; optical waveguides; reflectivity; LiNbO3; complex two-dimensional waveguides; electro-optical tunable Bragg gratings; femtosecond direct laser writing; femtosecond-laser inscribed Bragg gratings; lithium niobate; narrowband reflections; waveguide embedded Bragg gratings; Bragg gratings; Electrooptical waveguides; Lithium niobate; Optical device fabrication; Ultrafast optics; Waveguide lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
