Advances in mid-infrared spectroscopy enabled by supercontinuum laser sources

I Zorin, P Gattinger, A Ebner, M Brandstetter - Optics Express, 2022 - opg.optica.org
Supercontinuum sources are all-fiber pulsed laser-driven systems that provide high power
spectral densities within ultra-broadband spectral ranges. The tailored process of generating …

Gas-phase broadband spectroscopy using active sources: progress, status, and applications

KC Cossel, EM Waxman, IA Finneran… - Journal of the Optical …, 2016 - opg.optica.org
Broadband spectroscopy is an invaluable tool for measuring multiple gas-phase species
simultaneously. In this work we review basic techniques, implementations, and current …

Amplitude noise and coherence degradation of femtosecond supercontinuum generation in all-normal-dispersion fibers

E Genier, P Bowen, T Sylvestre, JM Dudley… - JOSA B, 2019 - opg.optica.org
Supercontinuum (SC) generation via femtosecond (fs) pumping in all-normal-dispersion
(ANDi) fiber is predicted to offer completely coherent broadening mechanisms, potentially …

Polarization noise places severe constraints on coherence of all-normal dispersion femtosecond supercontinuum generation

I Bravo Gonzalo, RD Engelsholm, MP Sørensen… - Scientific reports, 2018 - nature.com
Supercontinuum (SC) generated with all-normal dispersion (ANDi) fibers has been of
special interest in recent years due to its potentially superior coherence properties when …

Coherent supercontinuum generation up to 2.3 µm in all-solid soft-glass photonic crystal fibers with flat all-normal dispersion

M Klimczak, B Siwicki, P Skibiński, D Pysz… - Optics express, 2014 - opg.optica.org
Supercontinuum spanning over an octave from 900–2300 nm is reported in an all-normal
dispersion, soft glass photonic crystal fiber. The all-solid microstructured fiber was …

Power stable 1.5–10.5 µm cascaded mid-infrared supercontinuum laser without thulium amplifier

G Woyessa, K Kwarkye, MK Dasa, CR Petersen… - Optics Letters, 2021 - opg.optica.org
We demonstrate a simple and power stable 1.5–10.5 µm cascaded mid-infrared 3 MHz
supercontinuum fiber laser. To increase simplicity and decrease cost, the design of the fiber …

Fourier transform spectrometer based on high-repetition-rate mid-infrared supercontinuum sources for trace gas detection

MA Abbas, KE Jahromi, M Nematollahi, R Krebbers… - Optics …, 2021 - opg.optica.org
We present a fast-scanning Fourier transform spectrometer (FTS) in combination with high-
repetition-rate mid-infrared supercontinuum sources, covering a wavelength range of 2–10.5 …

[HTML][HTML] Near-infrared nanospectroscopy using a low-noise supercontinuum source

KJ Kaltenecker, S Rao DS, M Rasmussen, HB Lassen… - Apl Photonics, 2021 - pubs.aip.org
Unlocking the true potential of optical spectroscopy on the nanoscale requires development
of stable and low-noise laser sources. Here, we have developed a low-noise …

Ultra-low-noise supercontinuum generation with a flat near-zero normal dispersion fiber

S Rao DS, RD Engelsholm, IB Gonzalo, B Zhou… - Optics letters, 2019 - opg.optica.org
A pure silica photonic crystal fiber with a group velocity dispersion (β_2) of 4 ps^ 2/km at
1.55 μm and less than 7 ps^ 2/km from 1.32 μm to the zero dispersion wavelength (ZDW) …

The value of ultrahigh resolution OCT in dermatology-delineating the dermo-epidermal junction, capillaries in the dermal papillae and vellus hairs

NM Israelsen, M Maria, M Mogensen… - Biomedical optics …, 2018 - opg.optica.org
Optical coherence tomography (OCT) imaging of the skin is gaining recognition and is
increasingly applied to dermatological research. A key dermatological parameter inferred …