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Effect of D2 outdiffusion on direct UV writing of optical waveguides

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1 Author(s)
M. Svalgaard ; Res. Center for Commun., Opt. & Mater., Tech. Univ. Denmark, Lyngby, Denmark

It is shown that the performance of UV written waveguides can be influenced strongly by the outdiffusion of molecular deuterium during fabrication. By cooling the sample to -33°C, the time available for UV writing may be increased to >10 h, compared to -15 min at room temperature

Published in:

Electronics Letters  (Volume:35 ,  Issue: 21 )