Thick femtosecond-inscribed silica VBGs for mid-IR spectral filtering applications

Talbot, LaurisLaurisTalbotSiems, Malte PerMalte PerSiemsRichter, DanielDanielRichterDavid, NicolasNicolasDavidBlais-Ouellette, SébastienSébastienBlais-OuelletteNolte, StefanStefanNolteBernier, MartinMartinBernier2025-02-272025-02-272024https://publica.fraunhofer.de/handle/publica/4843312-s2.0-85216096531We report on the femtosecond inscription of a 3 mm thick silica volume Bragg grating. By combining it with a mid-IR supercontinuum laser, a narrowband light source tunable from 2.8 to 4.3 μm is obtained.enfalseThick femtosecond-inscribed silica VBGs for mid-IR spectral filtering applicationsconference paper