Rare earth-doped fiber
A 3U cubesat to investigate erbium doped fiber degradation at low earth orbit
... A 3U cubesat to investigate erbium doped fiber degradation at low earth orbit A. Fernandez 1 , O. Llopis 1 , N. Nolhier 1 , C.Viallon 1 , A. Rissons 2 , F. Destic 2 , S. Lizy-Destrez 2 1 CNRS, LAAS, ...
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Brillouin Instability In Fiber Lasers Doped By Power
... of rare-earth doped fibers, and especially double-clad fibers, there is a renewed interest in Brillouin ...a rare-earth doped fiber amplifier can generate high enough ...
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Benefit of Rare-Earth “Smart Doping” and Material Nanostructuring for the Next Generation of Er-Doped Fibers
... optical fiber preforms, substituting a simple solution of Er 3+ ...the rare-earth (RE) ions are dispersed in the NP structure, where a chemical control of the distance between neighboring Er 3+ ions, ...
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Scintillation of Sol-Gel derived Lutetium orthophosphate doped with rare earth ions.
... powders, doped with Ce 3+ , Eu 3+ or Tb 3+ , were recorded at room temperature using a Xenon lamp as continuous excitation source and a Triax 320 monochromator coupled with a CCD ...) doped samples, ...
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Photo-and radio-darkening in rare-earth-doped silica-based optical fibers
... that fiber composition and experimental conditions influence the characteristics of both radiodarkening (or radiation-induced attenuation, RIA) and photodarkening (or photo-induced attenuation, ...
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Design of Radiation-Hardened Rare-Earth Doped Amplifiers Through a Coupled Experiment/Simulation Approach
... and fiber-based ...the rare earth ...the fiber length of the amplifier should not be optimized before irradiation to attain the maximal gain, as usually done in absence of harsh environment, ...
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Dy3+ doped GaGeSbSe fiber long-wave infrared emission
... efficiently doped with trivalent rare earth ions [7] making possible the development of fibered infrared fluorescence sources [8, 9] while the development of RE-doped fibered laser sources in ...
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Growth of rare-earth doped oxyde nanoparticles in silica fibers", 9th Symposium "SiO2: Advanced Dielectrics and Related Devices
... alkaline earth. 1 INTRODUCTION Developing of new rare-earth (RE)-doped optical fibers for power amplifiers and lasers requires continuous improvements in the fiber's spectroscopic properties ...
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Fabrication of Rare Earth-Doped Transparent Glass Ceramic Optical Fibers by Modified Chemical Vapor Deposition
... We have proposed a more straightforward technique which allowed embedding of RE ions within the in-situ grown oxide NP in silica-based preforms prepared by MCVD, and without the need of a ceramming stage [8]. The ...
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Coupled experiment/simulation approach for the design of radiation-hardened rare-earth doped optical fibers and amplifiers
... Fig.9. compares the simulation results taking into account the radiation-induced attenuation (RIA) changes in the fiber I on the A#1 performance with measured results under irradiation of this amplifier [14]. An ...
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Enhancement of electric and magnetic dipole transition of rare-earth-doped thin films tailored by high-index dielectric nanostructures
... Compared to the simulations, the experimental exhibit broader features. Several effects can contribute to this broadening, first of all, not all emitters are excited at saturation power. The laser spot is of finite, ...
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Nitrite complexes of the rare earth elements
... Nitrogen oxides are privileged ligands in the inorganic chem- istry of the actinides and the rare earth elements (REEs), with nitric media being utilized at both ends of the life cycle of these strategic ...
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Defect engineering for quantum grade rare-earth nanocrystals
... faces. Rare earth (RE) ions doped nanoparticles are promising in this field as they show long-lived optical and spin quantum states, a unique feature among nanoma- ...
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Emerging rare-earth doped material platforms for quantum nanophotonics
... of doped materials promising for nanophotonic applications is nanocrystal and polycrys- talline ...The rare-earth doped nanocrys- tals are promising systems for single ion detection and ...
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Magnetic Properties of Some Rare Earth‐Aluminum Alloys
... As a conclusion, GdaAb is typically ferromagnetic but when the rare earth spin decreases and that its orbital moment increases, the compounds exhibit an antiferro[r] ...
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Review Article : rare-earth monosulfides as durable and efficient cold cathodes
... structure, rare-earth monosulfides offer a more stable alternative to alkali metals to attain low or negative electron affinity when deposited on various III-V and II-VI semiconductor ...
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Material flow analysis applied to rare earth elements in Europe
... In summary, in continental Europe the Baltic shield and its remote Kola Peninsula constitute the main areas with the strongest geological potentials for endogenous deposits (magmatic and hydrothermal). South Greenland ...
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Rare-earth surface alloying: a new phase for GdAu$_2$
... The total pattern in (b) results from the sum of 4 MSC simulations for Gd atoms in the top (d) and bottom (c) GdAu 2 layers when the top layer is rotated 0 ◦ (for c and d) or 60 ◦ (not s[r] ...
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Environmental drivers of rare earth element bioaccumulation in freshwater zooplankton
... total phosphorus (TP). Chla, TN and TP were not measured at temperate sites (N = 14; Table S1). Water samples for trace metals and REEs were also collected at 10 - 20 cm sub-surface using either hand grabs or an ...
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Dense arrays of cobalt nanorods as rare-earth free permanent magnets
... by rare earth-based magnets, that exhibit the best performances, and the ferrites based-magnets, that are by far the ...a rare-earth supply limitation has recently motivated numerous efforts ...
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