Buried X-shaped channel waveguides directly UV-written in a multicomponent silicate glass

Buried X-shaped channel waveguides directly UV-written&

F. Knappe, Y. Menke, F. Grézaud, J. Voigt, H. Renner, M. Ferraris, E. Brinkmeyer,
Buried X-shaped channel waveguides directly UV-written in a multicomponent silicate glass
Conference on Bragg Gratings, Poling and Photosensitivity (BGPP), Sydney, Australia , pp. 216-218 (2005)

Abstract: Buried channel waveguides for operation at 1.55µm are produced in non-hydrogen-loaded bulk multicomponent silicate glass by direct UV-writing with index changes up to 5x10-3. An X-shaped writing geometry allows us to bury the waveguides.

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