Application of a liquid crystal over a UV written planar silica waveguide provides the first electrically tunable, first order reflective bragg grating using liquid crystals. 25GHz tunability is achieved with a 25 Volt applied field.
© 2005 Optical Society of America
I. J. Sparrow, D. A. Sager, C. B. Gawith, P. G. Smith, G. D. Emmerson, M. Kaczmarek, and A. Dyadyusha, "25GHz Tunability of Planar Bragg Grating Using Liquid Crystal Cladding and Electric Field," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science and Photonic Applications Systems Technologies, Technical Digest (CD) (Optical Society of America, 2005), paper JTuC62.
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