Title :
Finite cladding effects in W-fibres: a new interpretation of leakage losses
Author :
Francois, P.L. ; Vassallo, C.
Author_Institution :
CNET, LAB/MER/FOG, Lannion, France
Abstract :
According to both experiments and calculations, the HE11 mode in depressed inner-cladding single-mode fibres should not be described beyond cutoff with the leaky mode formalism but with a formalism of coupling between a core mode and discrete, lossy cladding modes.
Keywords :
optical fibres; optical waveguide theory; HE11 mode; W-fibres; core and cladding mode coupling; depressed inner-cladding single-mode fibres; finite cladding effects; interpretation; leakage losses; lossy cladding modes; mode behaviour beyond cutoff; optical fibres;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19830120
