Upconversion fluorescence assisted visualization of femtosecond laser filaments in Er-doped chalcohalide 65GeS2-25Ga2S3-10CsCl glass

I. Blonskyi (1) , V. Kadan (1) , O. Shpotyuk (2) , Laurent Calvez (3) , I. Pavlov (4, 1) , S. Pavlova (1) , A. Dmytruk (1) , A. Rybak (1) , P. Korenyuk (1)

1 Institute of Physics of NAS of Ukraine
2 Jan Dlugosz University in Czestochowa
3 ISCR - Institut des Sciences Chimiques de Rennes
4 METU - Middle East Technical University [Ankara]

Keywords: Chalcohalide glass; Upconversion fluorescence; Two-photon absorption; Rare-earth ion; Filamentation; Femtosecond laser

Domains: Chemical Sciences

I. Blonskyi, V. Kadan, O. Shpotyuk, Laurent Calvez, I. Pavlov, et al.. Upconversion fluorescence assisted visualization of femtosecond laser filaments in Er-doped chalcohalide 65GeS2-25Ga2S3-10CsCl glass. Optics and Laser Technology, 2019, 119, pp.105621. ⟨10.1016/j.optlastec.2019.105621⟩. ⟨hal-02181983⟩