Temperature dependence of the fluorescence lifetime and emission cross section of Tm: YLF in the 78–300 K range

U Demirbas, J Thesinga, M Kellert… - Optical Materials …, 2022 - opg.optica.org
We have investigated the spectroscopic properties of Tm: YLF material around 1900 nm in
detail to understand its amplification performance at cryogenic temperatures. Fluorescence …

Cryogenic Tm:LiYF4 laser around 2 µm

A Alles, V Jambunathan, S Slimi, JM Serres, M Aguiló… - Applied Physics B, 2023 - Springer
We present the laser characteristics of a 5 at.% Tm: YLF crystal using a modular setup at
cryogenic temperatures emitting around 2 µm. Continuous-wave laser operation was …

Temperature dependent absorption and emission spectra of Tm:CaF2

J Reiter, J Körner, J Pejchal, A Yoshikawa… - Optical Materials …, 2020 - opg.optica.org
We present Emission and absorption cross sections of thulium doped calcium fluoride (Tm:
CaF_2) in the visible to short wave infrared (SWIR) wavelength range for temperatures …

[PDF][PDF] Compact cryogenic Tm: LiYF4 laser

A Alles, V Jambunathan, S Slimi… - EPJ Web of …, 2022 - epj-conferences.org
Lasers operating around 2 μm in the spectral range emit in the so-called eye-safe region
and find applications in medicine, material processing, laser radar and atmospheric …