Recent advances in supercontinuum generation in specialty optical fibers

T Sylvestre, E Genier, AN Ghosh, P Bowen, G Genty… - JOSA B, 2021 - opg.optica.org
The physics and applications of fiber-based supercontinuum (SC) sources have been a
subject of intense interest over the last decade, with significant impact on both basic science …

Perspective on the next generation of ultra-low noise fiber supercontinuum sources and their emerging applications in spectroscopy, imaging, and ultrafast photonics

A Rampur, DM Spangenberg, B Sierro, P Hänzi… - Applied physics …, 2021 - pubs.aip.org
A new generation of ultrafast and low-noise supercontinuum (SC) sources is currently
emerging, driven by the constantly increasing demands of spectroscopy, advanced …

Common pulse retrieval algorithm: a fast and universal method to retrieve ultrashort pulses

NC Geib, M Zilk, T Pertsch, F Eilenberger - Optica, 2019 - opg.optica.org
Many ultrashort laser pulse measurement schemes such as frequency-resolved optical
gating (FROG), interferometric FROG, dispersion scan, or time-domain ptychography require …

Phase-matching-free pulse retrieval based on transient absorption in solids

A Leblanc, P Lassonde, S Petit, JC Delagnes… - Optics express, 2019 - opg.optica.org
In this paper, we introduce a pulse characterization technique that is free of phase-matching
constraints, exploiting transient absorption in solids as an ultrafast optical switch. Based on a …

Low noise all-fiber amplification of a coherent supercontinuum at 2 µm and its limits imposed by polarization noise

AM Heidt, J Modupeh Hodasi, A Rampur… - Scientific reports, 2020 - nature.com
We report a low noise, broadband, ultrafast Thulium/Holmium co-doped all-fiber chirped
pulse amplifier, seeded by an Erbium-fiber system spectrally broadened via coherent …

Reducing the noise of fiber supercontinuum sources to its limits by exploiting cascaded soliton and wave breaking nonlinear dynamics

B Sierro, P Hänzi, D Spangenberg, A Rampur… - Optica, 2022 - opg.optica.org
The low-noise and phase-coherent nonlinear transformation of a narrowband laser into a
broadband supercontinuum (SC) in an optical fiber forms the basis of extremely precise …

Theoretical study of coherent supercontinuum generation in chalcohalide glass photonic crystal fiber

A Medjouri, D Abed - Optik, 2020 - Elsevier
Mid-infrared supercontinuum (SC) generation in normally dispersive photonic crystal fiber
(PCF) made of GeS 2-Ga 2 S 3-CsI chalcohalide glass, is theoretically investigated. The …

Modelling of all-chalcogenide all-normal dispersion photonic crystal fiber for ultraflat mid-infrared supercontinuum generation

A Medjouri, D Abed - Optical and Quantum Electronics, 2021 - Springer
We design an all-solid Photonic Crystal Fiber (PCF) with all-normal dispersion profile to
achieve broadband, ultraflat-top and coherent supercontinuum generation in the mid …

Temporal fine structure of all-normal dispersion fiber supercontinuum pulses caused by non-ideal pump pulse shapes

A Rampur, DM Spangenberg, G Stępniewski… - Optics express, 2020 - opg.optica.org
We experimentally investigate the spectro-temporal characteristics of coherent
supercontinuum (SC) pulses generated in several implementations of silica and soft-glass …

Benefits of cascaded nonlinear dynamics in hybrid fibers for low-noise supercontinuum generation

P Hänzi, B Sierro, Z Liu, V Romano, A Rampur… - Optics express, 2023 - opg.optica.org
The recent development of fiber supercontinuum (SC) sources with ultra-low noise levels
has been instrumental in advancing the state-of-the-art in a wide range of research topics …