Optical component structure integrated containing a rare earth, other embodiments and applications.

摘要

Integrated optical component structure designed to operate at a wavelength lambda1 of a rare earth ion. & br / according to the invention, said structure is constituted, at least, by a thin layer (10) of a solid solution of a mixed rare earth fluoride of formula (1 - x - y m) (m1, f2) - x trfz deposited on a substrate (20) of a monocrystalline semiconductor material, m and m 'designating a - alkaline metal ion, trfz designating a rare earth fluoride, x is comprised in interval [0,1] and y being comprised in interval [0,1]. & br / application to the telecommunication by optical waveguides.