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Stefan Kedenburg

Researcher at University of Stuttgart

Publications -  12
Citations -  797

Stefan Kedenburg is an academic researcher from University of Stuttgart. The author has contributed to research in topics: Supercontinuum & Femtosecond. The author has an hindex of 9, co-authored 12 publications receiving 640 citations.

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Linear refractive index and absorption measurements of nonlinear optical liquids in the visible and near-infrared spectral region

TL;DR: In this article, the dispersion and absorption properties in the visible and near-infrared wavelength region have been determined for distilled water, heavy water, chloroform, carbon tetrachloride, toluene, ethanol, carbon disulfide, and nitrobenzene at a temperature of 20 °C.
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High-power mid-infrared high repetition-rate supercontinuum source based on a chalcogenide step-index fiber.

TL;DR: A tunable and robust femtosecond supercontinuum source with a maximum output power of 550 mW and a maximum spectral width of up to 2.0 μm, which can cover the mid-infrared region from 2.3 μm up to 4.9 μm by tuning the pump wavelength.
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Towards integration of a liquid-filled fiber capillary for supercontinuum generation in the 1.2-2.4 μm range.

TL;DR: The generated supercontinua exhibit a spectral width of over 1200 nm and 1000 nm for core diameters of 5 μm and 10 μm, respectively, which is an increase of more than 50 percent compared to previously reported values in the literature due to improved dispersion properties of the capillaries.
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High repetition rate mid-infrared supercontinuum generation from 13 to 53 μm in robust step-index tellurite fibers

TL;DR: In this paper, the authors demonstrate broadband supercontinuum generation over two infrared octaves, spanning from 1.3 to 5.3 μm, with an output power of 150 mW in robust step-index tellurite fibers with core diameters between 3.5 and 4.3 µm.
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Nonlinear refractive indices of nonlinear liquids: wavelength dependence and influence of retarded response

TL;DR: In this paper, the nonlinear refractive index of liquid-filled capillary fibers with different core diameters was determined by fitting numerical simulations based on solving the generalized nonlinear Schrodinger equation including retarded response to the measured broadened output spectra.