Achievements and future perspectives of the trivalent thulium-ion-doped mixed-sesquioxide ceramics for laser applications

A Pirri, RN Maksimov, J Li, M Vannini, G Toci - Materials, 2022 - mdpi.com
This paper is devoted to reviewing the latest results achieved in solid-state lasers based on
thulium-doped mixed-sesquioxide ceramics, ie,(Lu, Sc, Y) 2O3. The near-and mid-infrared …

Rare-earth doped mixed sesquioxides for ultrafast lasers

C Kränkel, A Uvarova, C Guguschev… - Optical Materials …, 2022 - opg.optica.org
Sesquioxides are outstanding host materials for rare-earth doped laser gain media.
Unfortunately, their very high melting points make it challenging for them to be fabricated in …

Optical, thermal, and mechanical properties of (Y1−xScx)2O3 transparent ceramics

C Yang, J Huang, Q Huang, Z Deng, Y Wang… - Journal of Advanced …, 2022 - Springer
Sesquioxides such as Y2O3 and Sc2O3 are important optical materials, but the fabrication of
their transparent ceramics remains a challenge due to the ultra-high melting point of over …

Influence of annealing on microstructures and properties of Yb:Lu2O3 transparent ceramics

Z Liu, Y Feng, G Toci, A Pirri, B Patrizi… - Journal of the …, 2024 - Wiley Online Library
Abstract In this work, 5at.% Yb: Lu2O3 transparent ceramics were air‐annealed at different
temperatures to eliminate oxygen vacancies for laser performance improvement. The …

Continuously tuned (Tm0. 05Sc0. 252Y0. 698) 2O3 ceramic laser with emission peak at 2076 nm

A Pirri, RN Maksimov, VA Shitov, VV Osipov… - Journal of Alloys and …, 2021 - Elsevier
We report on the first laser action of a (Tm 0.05 Sc 0.252 Y 0.698) 2 O 3 ceramic sample,
which was made by solid-state vacuum sintering of laser-ablated mixed sesquioxide …

Structural and spectroscopic features of the bixbyite-type yttrium scandate doped by rare-earth ions

E Dobretsova, O Alimov, D Guryev, V Voronov… - Crystals, 2022 - mdpi.com
Yttrium scandate crystal fiber has been obtained through laser-heated pedestal growth. The
crystal belongs to a bixbyite crystal structure and crystallizes in Ia 3¯ space group. X-ray …

[HTML][HTML] Structural, spectroscopi c and laser properties of transparent Tm: YScO3 ceramic based on gas-phase synthesized nanoparticles

RN Maksimov, G Toci, A Pirri, VA Shitov, E Sani… - Optical Materials, 2024 - Elsevier
Owing to the combination of good thermo-optical properties and inhomogeneously
broadened fluorescence spectra suitable for ultrashort laser pulse generation, rare-earth …

Cost-effective method for computational prediction of thermal conductivity in optical materials based on cubic oxides

A Santonocito, B Patrizi, A Pirri, M Vannini, G Toci - Scientific Reports, 2024 - nature.com
In this paper we report on a computationally cost-effective method designed to estimate the
thermal conductivity of optical materials based on cubic oxide including mixed ones, ie solid …

Efficient Direct Laser Generation by Three‐Phonon‐Assisted Transition with Yb: YCOB Crystal

H Si, F Liang, D Lu, H Yu, H Zhang… - Advanced Photonics …, 2023 - Wiley Online Library
Electron–phonon‐coupling effect can generate the direct lasing beyond the fluorescence
spectrum of the gain medium, but the laser efficiency is still low owing to weak multiphonon …

Growth, characterization, and efficient laser operation of Czochralski- and micro-pulling-down-grown Yb3+:YScO3 mixed sesquioxides

S Kalusniak, A Uvarova, I Arlt, L Hülshoff… - Optical Materials …, 2024 - opg.optica.org
We report on the growth, spectroscopy and laser operation of Yb^ 3+-doped mixed
sesquioxide crystals. Various Yb^ 3+-doped crystals with compositions close to (Y_0. 5Sc_0 …