Optically pumped planar waveguide lasers: Part II: Gain media, laser systems, and applications

C Grivas - Progress in Quantum Electronics, 2016 - Elsevier
The field of optically pumped planar waveguide lasers has seen a rapid development over
the last two decades driven by the requirements of a range of applications. This sustained …

Optically pumped rare-earth-doped Al2O3 distributed-feedback lasers on silicon

M Pollnau, JDB Bradley - Optics Express, 2018 - opg.optica.org
This paper reviews recent progress in the field of optically pumped rare-earth-doped
channel waveguide lasers, with a focus on operation utilizing distributed-feedback …

Femtosecond laser direct writing of compact Tm: YLF waveguide lasers

Y Xiong, S Wang, Z Chen, X Sun, H Liu, Y Jia… - Optics & Laser …, 2023 - Elsevier
Waveguide lasers with compact packages have attracted great interest in recent years due
to the rapid development of integrated photonics and the urgent demand for miniaturized …

Thulium channel waveguide laser with 1.6 W of output power and∼ 80% slope efficiency

K Van Dalfsen, S Aravazhi, C Grivas… - Optics letters, 2014 - opg.optica.org
Laser experiments were performed on buried, ridge-type channel waveguides in 8 at.%
thulium-doped, yttrium–gadolinium–lutetium co-doped potassium double tungstate. By …

Ultra-compact and low-threshold thulium microcavity laser monolithically integrated on silicon

Z Su, N Li, E Salih Magden, M Byrd, Purnawirman… - Optics Letters, 2016 - opg.optica.org
We demonstrate an ultra-compact and low-threshold thulium microcavity laser that is
monolithically integrated on a silicon chip. The integrated microlaser consists of an active …

In-band pumping of Tm:LiYF4 channel waveguide: a power scaling strategy for ∼2  μm waveguide lasers

P Loiko, R Thouroude, R Soulard, L Guillemot… - Optics letters, 2019 - opg.optica.org
We report on a novel power scaling strategy for thulium waveguide (WG) lasers relying on in-
band pumping by high-brightness Raman fiber lasers (RFLs) and the use of liquid-phase …

Watt-level Tm:LiYF4 channel waveguide laser produced by diamond saw dicing

P Loiko, R Soulard, G Brasse, JL Doualan… - Optics …, 2018 - opg.optica.org
Low-loss surface channel waveguides with a cross-section of 30× 30 μm^ 2 are produced by
diamond saw dicing of 6.2 at.% Tm^ 3+, 3.5 at.% Gd^ 3+: LiYF_4 films grown by liquid phase …

Fabrication of femtosecond laser written depressed-cladding waveguides in Tm3+: BaY2F8 crystal and laser operation near 2 μm

Y Morova, M Tonelli, A Sennaroglu - Optical Materials, 2022 - Elsevier
To our knowledge, we report the first waveguide laser operation of Tm 3+: BaY 2 F 8 crystal
near the wavelength of 2 μm. Femtosecond laser inscription was employed to fabricate two …

Watt-level ultrafast laser inscribed thulium waveguide lasers

E Kifle, P Loiko, C Romero, JRV de Aldana… - Progress in Quantum …, 2020 - Elsevier
We report on the first watt-level ultrafast laser inscribed Thulium waveguide (WG) lasers.
Depressed-index buried channel WGs with a circular cladding (type III) are produced in …

In-band pumped Tm,Ho:LiYF4 waveguide laser

P Loiko, E Kifle, G Brasse, R Thouroude, F Starecki… - Optics …, 2022 - opg.optica.org
A 4.5 at.% Tm, 0.5 at.% Ho: LiYF_4 planar waveguide (thickness: 25 μm) grown by Liquid
Phase Epitaxy is in-band pumped by a Raman fiber laser at 1679 nm (the^ 3H_6→^ 3F_4 …