Mid-infrared supercontinuum generation using dispersion-engineered Ge11.5As24Se64.5 chalcogenide channel waveguide

MR Karim, BMA Rahman, GP Agrawal - Optics express, 2015‏ - opg.optica.org
We numerically investigate mid-infrared supercontinuum (SC) generation in dispersion-
engineered, air-clad, Ge11. 5As24Se64. 5 chalcogenide-glass channel waveguides …

Widely tunable mid-infrared fiber laser source based on soliton self-frequency shift in microstructured tellurite fiber

MY Koptev, EA Anashkina, AV Andrianov… - Optics letters, 2015‏ - opg.optica.org
A turnkey fiber laser source generating high-quality pulses with a spectral sech shape and
Fourier transform-limited duration of order 100 fs widely tunable in the 1.6–2.65 μm range is …

Dual-band Tm3+-doped tellurite fiber amplifier and laser at 1.9 μm and 2.3 μm

SV Muravyev, EA Anashkina, AV Andrianov… - Scientific reports, 2018‏ - nature.com
Ultrabroadband amplification and two-color CW lasing simultaneously near 1.9 μm and 2.3
μm in a Tm3+-doped tellurite fiber were demonstrated experimentally, for the first time to the …

Broadband mid-infrared supercontinuum generation in dispersion-engineered silicon-on-insulator waveguide

H Saghaei, V Van - Journal of the Optical Society of America B, 2019‏ - opg.optica.org
In this paper, we numerically investigate near-and mid-infrared supercontinuum (SC)
generation in dispersion-engineered silicon-on-insulator (SOI) waveguides employing a …

Development of Er3+-doped high-purity tellurite glass fibers for gain-switched laser operation at 2.7 μm

EA Anashkina, VV Dorofeev, VV Koltashev… - Optical Materials …, 2017‏ - opg.optica.org
We present low-loss tungstate-tellurite fibers doped with Er^ 3+ for laser operation near 2.7
μm. Two “ultra-dry” preforms with cores of TeO_2-WO_3-La_2O_3-Bi_2O_3 glasses doped …

Fabrication of ultra-high numerical aperture GeO2-doped fiber and its use for broadband supercontinuum generation

P Harshavardhan Reddy, AV Kir'yanov, A Dhar… - Applied Optics, 2017‏ - opg.optica.org
We report the fabrication, characterization, and application (broadband supercontinuum [SC]
generation) of ultra-high numerical-aperture heavily (50 mol.%) GeO 2-doped optical fiber …

1.9–3.6 μm supercontinuum generation in a very short highly nonlinear germania fiber with a high mid-infrared power ratio

K Yin, B Zhang, J Yao, L Yang, G Liu, J Hou - Optics Letters, 2016‏ - opg.optica.org
In this Letter, a high-power supercontinuum (SC) laser source which spanned from 1.9 to 3.6
μm with an all-fiber configuration was reported. This SC laser was obtained by …

Toward a mid-infrared femtosecond laser system with suspended-core tungstate–tellurite glass fibers

EA Anashkina, AV Andrianov, VV Dorofeev, AV Kim - Applied optics, 2016‏ - opg.optica.org
A simple design of a fiber laser system for generating high-quality pulses with a duration of
order 100 fs with ultrabroad wavelength tunability in the 2–5 μm range is discussed. This …

Scaling power, bandwidth, and efficiency of mid-infrared supercontinuum source based on a GeO_2-doped silica fiber

D Jain, R Sidharthan, G Woyessa… - Journal of the Optical …, 2019‏ - opg.optica.org
We demonstrate a supercontinuum source with a 20 dB bandwidth from∼ 1 to∼ 3 μm with
output power exceeding 6 W based on a GeO_2-doped silica fiber. This is the highest output …

30 W monolithic 2–3 μm supercontinuum laser

K Yin, B Zhang, L Yang, J Hou - Photonics Research, 2018‏ - opg.optica.org
A high-power all-fiber supercontinuum (SC) laser source based on germania-core fiber
(GCF) was presented. The lesser absorption loss of GCF than silica fiber beyond 2.0 μm …