Title :
Low temperature diffusion process for fabricating optical waveguides in glass
Author :
Pitt, C.W. ; Stride, A.A. ; Trigle, R.I.
Author_Institution :
University College London, Department of Electronic & Electrical Engineering, London, UK
Abstract :
A thermal evaporation source provides a vapour stream of metallic dopant directed at a glass substrate. The metal atoms thermally diffuse into the glass surface and are accelerated through the substrate by an electric field. The doped glass forms an optical waveguide stripe.
Keywords :
diffusion in solids; integrated optics; ion exchange; optical glass; optical waveguides; optical workshop techniques; doped glass; fabrication; ion exchange; low temperature diffusion process; optical waveguide;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19800498
