Planar achromatic multiple beam splitter by adiabatic light transfer
Author(s) -
Charles Ciret,
Virginie Coda,
Andon A. Rangelov,
Dragomir N. Neshev,
Germano Montemezzani
Publication year - 2012
Publication title -
optics letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.524
H-Index - 272
eISSN - 1071-2763
pISSN - 0146-9592
DOI - 10.1364/ol.37.003789
Subject(s) - achromatic lens , optics , beam splitter , planar , light beam , wavelength , adiabatic process , physics , beam (structure) , splitter , optoelectronics , photonics , materials science , computer science , laser , computer graphics (images) , thermodynamics
We introduce a novel achromatic and robust scheme for n-fold multiple beam splitting based on adiabatic light transfer in a planar geometry of coupled waveguides (WGs). The concept is experimentally verified for a one-to-three beam splitter by using a reconfigurable light-induced WG structure at two operating wavelengths. The demonstrated planar-type achromatic beam splitter opens new opportunities for the realization of ultra-high bandwidth on-chip photonic devices.
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