Title :
Effect of D2 outdiffusion on direct UV writing of optical waveguides
Author_Institution :
Res. Center for Commun., Opt. & Mater., Tech. Univ. Denmark, Lyngby, Denmark
fDate :
10/14/1999 12:00:00 AM
Abstract :
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
Keywords :
optical fabrication; optical losses; optical waveguides; refractive index; -33 degC; D2; cooling; direct UV writing; optical waveguides; outdiffusion;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19991225
