[PDF] Top 20 Ultra-broadband mid-infrared supercontinuum generation using chalcogenide rib waveguide
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Ultra-broadband mid-infrared supercontinuum generation using chalcogenide rib waveguide
... SC generation inside optical fibers has been used to produce broadband spectra that cover the visible and near-infrared regions, silica fibers cannot be used in the MIR region of their high losses in ... See full document
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All-Normal-Dispersion Chalcogenide Waveguides for Ultraflat Supercontinuum Generation in the Mid-Infrared Region
... channel waveguide geometries employing a polymer for the upper cladding and silica glass for the lower ...the waveguide is kept constant and its width (W ) is varied as shown in ... See full document
7
Mid-Infrared Supercontinuum Generation in Chalcogenides
... step-index chalcogenide fibers with ...planar waveguide design, a selenide core (Ge-As-Se) and a sulphide cladding (Ge-As-S) structure was firstly attempted using some of the strong glass formers ... See full document
181
Ultra-broad Mid-IR Supercontinuum Generation in Single, Bi and Tri Layer Graphene Nano-Plasmonic waveguides pumping at Low Input Peak Powers
... the highest average power SC covering 2–15.1 μm reported to date. Also, the broadening beyond 15 um for this design is not possible due to material absorption of the chalcogenide. Our results thus emphasize on ... See full document
11
On-chip supercontinuum generation in nanostructured Ge11.5As24Se64.5 chalcogenide waveguides using Panda-ring resonator
... (SC) generation is an important spectrum width that simultaneously covers a wide spectral range of applications in molecular fi ngerprint spectroscopy, optical coherent tomography, broadband sources and ... See full document
8
Design and modeling of dispersion-engineered all-chalcogenide triangular-core fiber for mid-infrared-region supercontinuum generation
... Spectral densities (middle row) and spectrograms (bottom row) are given in Fig. 9, corresponding to all-normal dispersion SC spectra obtained in Fig. 9 (top row) to show how the SC spectra evolves along the length of the ... See full document
10
Rare earth ion doped chalcogenide waveguide amplifiers
... power broadband sources, or widely tunable lower power laser ...is supercontinuum generation [30, 31]. However, to generate broadband MIR supercontinuum, it is optimal to use a pump ... See full document
190
All-Normal Dispersion Chalcogenide PCF for Ultraflat Mid-Infrared Supercontinuum Generation
... smaller than the mode effective area of typical single mode fiber, so the coupling loss can be higher. Tapered spot-size converter can be used to reduce the loss. The GVD parameter is calculated as -444 ps/nm/km at this ... See full document
5
Generation of an ultrabroadband supercontinuum in the mid-infrared region using dispersion-engineered GeAsSe photonic crystal fiber
... the waveguide output would remain unaltered for the pump pulse duration of shorter than 10 ps in a multimoded fiber owing to the temporal ...an ultra-short pump pulse with 100-fs duration for the all ... See full document
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Mid-infrared supercontinuum generation using dispersion-engineered Ge11.5As24Se64.5 chalcogenide channel waveguide
... Dispersion of the waveguide plays an important role in determining the SC spectrum. Ide- ally the dispersion near the pump wavelength should be anomalous with a small value that does not change much [35–40]. Small ... See full document
13
Ultra-broadband mid-infrared supercontinuum generation through dispersion engineering of chalcogenide microstructured fibers
... the mid-infrared (MIR) wavelength region have attracted much attention be- cause of their potential applications in molecular spectroscopy [1], frequency metrology [2], optical coherence tomography [3], ... See full document
10
Non silica microstructured optical fibers for mid IR supercontinuum generation from 2 µm 5 µm
... the supercontinuum broadening to modest changes in the dispersion profile, we performed simulations with all fiber parameters held constant except for the dispersion ...continuum generation, see Frosz et al ... See full document
15
Mid-infrared quantum cascade laser frequency combs with a microstrip-like line waveguide geometry
... signal generation and modulation is in the red shaded area and the coherent detection in the blue shaded ...Well Infrared Photodetector) behind an interferometer in a folded Mach- Zehnder ... See full document
6
First identification of rare earth oxide nucleation in chalcogenide glasses and implications for fabrication of mid infrared active fibers
... bulk chalcogenide glass rods and carefully ground flat and polished to a 1 l m ...out using a FTIR spectrometer system (IFS 66/S; Bruker, Coventry, ... See full document
10
Ultra broadband frequency generation in a cavity confined Raman medium
... modes. Broadband frequency combs, high intra-cavity intensities and high efficiencies have been demonstrated using optical micro-cavities (62, 63, ... See full document
232
Study of mid infrared laser action in chalcogenide rare earth doped glass with Dy3+, Pr3+ and Tb3+
... of chalcogenide glass samples doped with different concentrations of rare earth ions is ...samples using Judd-Ofelt, Füchtbauer–Ladenburg theory and McCumber ...efficient mid-infrared laser ... See full document
9
Broadband Rectangular Waveguide to GCPW Transition
... Abstract—A broadband transition design between rectangular waveguide and GCPW is proposed and ...of waveguide via the simple tapered probes and metallic ... See full document
6
Numerical analysis of spontaneous mid infrared light emission from terbium ion doped multimode chalcogenide fibers
... The fiber was unstructured, of 200 m outside diameter. Unless otherwise stated, the pump wavelength is 2.95 m, which approximately corresponds to maximum value of the absorption cross section. Figs.5-8 show the ... See full document
12
Optical sideband generation up to room temperature with mid-infrared quantum cascade lasers
... The external NIR excitation was provided by continuous wave tunable Ti:Sapphire (Ti:Sa) laser ( = 750 nm – 900 nm) with output powers of 10 mW. (These low pumps powers result in a small excited population near the input ... See full document
9
Ultra-Rib PVC Storm Sewer Pipe 8" - 30"
... of Ultra-Rib pipe and fittings is to limit the ring deflection of the pipe to a prescribed ...conduit, Ultra- Rib can deflect ...install Ultra-Rib in accordance with principles ... See full document
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