New Y-branch wavelength multi/demultiplexer by K + and Ag + ion exchange for λ = 1.31 and 1.55 μm
- 19 November 1992
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 28 (24) , 2262-2264
- https://doi.org/10.1049/el:19921455
Abstract
A new Y-branch wavelength demultiplexer by K+ and Ag+ ion exchange in glass is proposed for λ = 1.31 and 1.55μm. Using optimally diluted AgNO3, extinction rations over 20 dB can be achieved at both wavelengths with reasonable fabrication tolerances.Keywords
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