[HTML][HTML] Review of mid-infrared mode-locked laser sources in the 2.0 μm–3.5 μm spectral region

J Ma, Z Qin, G Xie, L Qian, D Tang - Applied Physics Reviews, 2019 - pubs.aip.org
Ultrafast laser sources operating in the mid-infrared (mid-IR) region, which contains the
characteristic fingerprint spectra of many important molecules and transparent windows of …

Tm: CALGO lasers at 2.32 µm: cascade lasing and upconversion pumping

H Dupont, P Loiko, A Tyazhev, L Giordano, Z Pan… - Optics …, 2023 - opg.optica.org
We report on the first laser operation of a disordered Tm: CaGdAlO_4 crystal on the^
3H_4?^ 3H_5 transition. Under direct pumping at 0.79 µm, it generates 264? mW at 2.32 …

[HTML][HTML] High-power modelocked thin-disk oscillators as potential technology for high-rate material processing

Y Wang, S Tomilov, CJ Saraceno - Advanced Optical Technologies, 2021 - degruyter.com
High average power femtosecond lasers have made spectacular progress in the last
decades–moving from laboratory-based systems with maximum average powers of tens of …

Sub-10 optical-cycle passively mode-locked Tm:(Lu2/3Sc1/3)2O3 ceramic laser at 2 µm

Y Wang, W Jing, P Loiko, Y Zhao, H Huang… - Optics …, 2018 - opg.optica.org
A Tm-doped mixed sesquioxide ceramic laser is mode-locked near 2 µm using InGaAsSb
quantum-well semiconductor saturable absorber and chirped mirrors for dispersion …

Polarized spectroscopy and SESAM mode-locking of Tm, Ho: CALGO

Y Wang, P Loiko, Y Zhao, Z Pan, W Chen, M Mero… - Optics …, 2022 - opg.optica.org
A Tm, Ho: CALGO laser passively mode-locked by a GaSb-based SESAM generated pulses
as short as 52 fs at a central wavelength of 2015 nm with a broad spectral bandwidth of 82 …

87 fs mode-locked Tm,Ho:CaYAlO4 laser at ∼2043 nm

Y Zhao, Y Wang, X Zhang, X Mateos, Z Pan, P Loiko… - Optics letters, 2018 - opg.optica.org
We report on, to the best of our knowledge, the first sub-100 fs mode-locked Ho^ 3+-laser in
the 2 μm spectral range employing a disordered co-doped Tm, Ho: CaYAlO_4 (Tm, Ho …

[HTML][HTML] Tm, Ho: Ca (Gd, Lu) AlO4 crystals: Crystal growth, structure refinement and Judd-Ofelt analysis

Z Pan, P Loiko, S Slimi, H Yuan, Y Wang, Y Zhao… - Journal of …, 2022 - Elsevier
Abstract “Mixed” calcium rare-earth aluminate laser host crystals Ca (Gd, Lu) AlO 4
(CALGLO) with up to 10.8 at.% Lu codoped with Tm 3+ and Ho 3+ ions are grown by the …

Sellmeier equations, group velocity dispersion, and thermo-optic dispersion formulas for CaLnAlO4 (Ln = Y, Gd) laser host crystals

P Loiko, P Becker, L Bohatý, C Liebald, M Peltz… - Optics Letters, 2017 - opg.optica.org
We studied the refractive index and dispersive properties of the tetragonal rare-earth
calcium aluminates, CaLnAlO_4 (Ln= Gd or Y). Sellmeier equations were derived for the …

Disordered Tm3+, Ho3+-codoped CNGG garnet crystal: Towards efficient laser materials for ultrashort pulse generation at∼ 2 μm

Z Pan, P Loiko, Y Wang, Y Zhao, H Yuan… - Journal of Alloys and …, 2021 - Elsevier
We report on the growth, structure refinement, optical spectroscopy, continuous wave and
femtosecond mode-locked laser operation of a Tm 3+, Ho 3+-codoped disordered calcium …

Oxidation-resistant black phosphorus enable highly ambient-stable ultrafast pulse generation at a 2 μm Tm/Ho-doped fiber laser

T Wang, X Jin, J Yang, J Wu, Q Yu, Z Pan… - … applied materials & …, 2019 - ACS Publications
Black phosphorus (BP) ranks among the most promising saturable absorber materials for
ultrafast pulse generations at 2 μm. However, the easy-to-degrade characteristic of BP …