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Proceedings Paper

K-ion-exchange waveguide directional coupler sensor
Author(s): Zheng Chen; Ji Zhi Dai
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Paper Abstract

A noble K-ion exchange waveguide directional coupler sensor has been proposed and fabricated on glass substrates. A decoupling slot is set in the interaction region. The ratio of the light power from two output channels varies with the refractive indices of the filling in the slot.

Paper Details

Date Published: 1 August 1991
PDF: 3 pages
Proc. SPIE 1572, International Conference on Optical Fibre Sensors in China OFS(C) '91, (1 August 1991); doi: 10.1117/12.50085
Show Author Affiliations
Zheng Chen, Univ. of Electronic Science and Technology (China)
Ji Zhi Dai, Univ. of Electronic Science and Technology (China)


Published in SPIE Proceedings Vol. 1572:
International Conference on Optical Fibre Sensors in China OFS(C) '91

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