Linda Salavcova,1 Pavla Nekvindova,1 Jarmila Cervena,2 Anna Langrova,3 Vaclav Drahos,4 Jarmila Spirkova1
1Prague Institute of Chemical Technology (Czech Republic) 2Nuclear Physics Institute (Czech Republic) 3Institute of Geology (Czech Republic) 4Czech Technical Univ. in Prague (Czech Republic)
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Potentially low loss lithium ion-exchanged glass waveguides were fabricated in various types of silicate glass substrates and characterized by a number of analytical as well as optical methods. The migration of lithium ions was studied in details using the NDP method. The small radius of the Li+ and its high mobility resulted in high strain in the exchanged region causing thus heavily surface damage of the samples. Two crucial points of the matter were solved: to avoid the surface damage the fabrication temperatures must be above the transformation point of used glass (Tg), and to fabricate few-modes waveguides the highly Li-diluted reaction melts must be used.
Linda Salavcova,Pavla Nekvindova,Jarmila Cervena,Anna Langrova,Vaclav Drahos, andJarmila Spirkova
"Fabrication and properties of few-modes planar lithium glass waveguides", Proc. SPIE 5036, Photonics, Devices, and Systems II, (8 July 2003); https://doi.org/10.1117/12.498636
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Linda Salavcova, Pavla Nekvindova, Jarmila Cervena, Anna Langrova, Vaclav Drahos, Jarmila Spirkova, "Fabrication and properties of few-mode planar lithium glass waveguides," Proc. SPIE 5036, Photonics, Devices, and Systems II, (8 July 2003); https://doi.org/10.1117/12.498636