Hollow-core fibers with ultralow loss in the ultraviolet range and sub-thermodynamic equilibrium surfaceroughness

J H Osório (1) , F Amrani (1, 2) , F Delahaye (1, 2) , A Dhaybi (1) , K Vasko (1) , G Tessier (3) , F Giovanardi (4) , L Vincetti (4) , B Debord (1, 2) , Frédéric Gérôme (1, 2) , F Benabid (1, 2)

1 XLIM-PHOT - Photonique Fibre et Sources Cohérentes
2 GLOphotonics S.A.S.
3 Institut de la Vision
4 Department of Engineering "Enzo Ferrari"

We report on hollow-core fibers displaying rms core roughness under the surface capillary waves thermodynamic limit and record loss in the short-wavelength range (50.0 dB/km at 290 nm, 9.7 dB/km at 369 nm, 5.0 dB/km at 480 nm, 0.9 dB/km at 558 nm, 1.8 dB/km at 719 nm).

Domaines: Optique / photonique

J H Osório, F Amrani, F Delahaye, A Dhaybi, K Vasko, et al.. Hollow-core fibers with ultralow loss in the ultraviolet range and sub-thermodynamic equilibrium surfaceroughness. 2021. ⟨hal-03285062⟩