rare-earth-doped glasses
Optical Properties of Sm3+ ions in Borate Glass
... crystals doped with various rare earth (RE) ions are important materials for making fluorescent display devices, optical detectors, laser, optical fibers, waveguides and fiber amplifiers [1- ...of ...
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:B2O3 – Na 2O – LiF/AlF3 glasses from their absorption spectra. These
... of glasses doped with rare-earth ions as possible lasing materials has created considerable interest in the study of their optical ...of rare-earth ions doped ...
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Deposition and modelling of rare-earth doped optical films
... that rare-earth doped glasses with the same composition can have several ...f rare-earth ions in the different structures effects ...f rare-earth ions common to ...
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Optical properties of ytterbium ion doped phosphate glass prepared by sol-gel method
... addition, rare-earth ions doped phosphate glasses have attracted research interest since they offer better homogeneity and lower sintering ...temperature. Rare-earth ions ...
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Structural, luminescence and judd-ofelt analysis of rare earth doped of magnesium sulfoborate glasses and crystals
... Currently, much more attention has been paid to borate glass and crystal due their applications in technological such as solid state lasers, nonlinear optics and solar (Alajerami et al., 2012). Borate glass are known to ...
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Structural and luminescence properties of zinc antimony borophosphate glass doped with rare-earth ions
... glass doped with various rare earth ...borophosphate glasses doped with rare earth ...of rare earth oxide doped sodium borophosphate glass has been ...
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Rare earth doped gallium lanthanum sulphide glasses for mid infrared fibre lasers
... a rare-earth doped glass fibre by Snitzer [1] triggered off world wide activities to realise fibre lasers at a large variety of emission wavelengths ranging from the ultraviolet [2] to the mid- ...
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Rare earth ion doped chalcogenide waveguide amplifiers
... chalcogenide glasses, relates to the difficulties in fabricating high quality erbium ion doped ...chalcogenide glasses films. However, many ternary and quaternary chalcogenide glasses display ...
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A spectroscopic investigation of novel doped glasses for active infrared devices
... Rare earth-doped yttrium aluminosilicate glasses have a number of useful properties which makes them attractive materials for active optical devices.. The glass-forming region for YAS gl[r] ...
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Optical Studies of Rare Earths Doped Lead Bismuth Alumina Borate Glasses
... these glasses is determined by the oxygen bond strength in the glass forming ...the rare earth ions in LBAB ...the rare earth ions from RE-O-RE bonds and form Al-O-RE bonds, which ...
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Structural, luminescence properties and Judd-Ofelt analysis of rare-earth doped calcium-sulfoborophosphate and barium-sulfoborophosphate glasses
... phosphate glasses are used in lasers, a solid electrolyte, bio- medical devices and nuclear waste immobilization (Joseph et ...phosphate glasses is limited because of their hygroscopic nature and relatively ...
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Physical and spectroscopic properties of lithium-borosulfophosphate glasses doped with dysprosium and europium ions
... with rare earth ions (Tonchev et ...borophosphate glasses have acceptable chemical durability compared to pure borate and pure phosphate and has drawn the attention of researchers due to their ...
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Classical spin model of the relaxation dynamics of rare earth doped permalloy
... The effective Gilbert damping of our RE doped permalloy system is calculated from the transverse relaxation of the total magnetization. These simulations are independent of the laser induced dynamics and instead ...
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Effect of Ca on the Properties of Gd Doped Ceria for IT SOFC
... tion energy depends on these two contributions. At higher temperatures, activation energy is equal to the migration enthalpy, because oxygen vacancies are free to diffuse [1,3]. Activation energy values for total ionic ...
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Microstructure and properties of (rare earth) doped oxide ceramics
... The aim of the project is to study the effects of RE doping on the sintering, microstructure, mechanical and optical properties of two oxide ceramics; alumina AI 20 3 and magnesium alum[r] ...
239
Rare earth doped (α'/β') Sialon ceramics
... The oxidation process in the rare earth 00' sialon systems is determined by the outward diffusion of cations mainly from the grain boundary phase.The Yb single cation materials exhibited[r] ...
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Valence States in CeVO4 and Ce0 5Bi0 5VO4 Probed by Density Functional Theory Calculations and X ray Photoemission Spectroscopy
... on-site Coulomb parameter for Ce introduced into functionals involving a “+U” term. However, inclusion of a “+U” for Ce but not for V must invariably favor localisation of excess charge on Ce rather than V. Moreover, the ...
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Multicore rare earth doped fibres; application to amplifiers, filters and lasers
... By combining erbium-Ytterbium co-doped fibre and fibre gratings technology we can create robust single frequency DFB fibre lasers. These lasers are typically 5 cm in length and currently exhibit output powers upto ...
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Quantum Information Processing in Rare Earth Ion Doped Insulators
... for rare earth ions would push current detector technology, it may be possible to detect the approximately 1000 pho- tons/sec produced when driving an optical transition ...with rare earth ...
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Temperature measurement using rare earth doped fibre fluorescence
... The latest application of the fluorescence mtensity ratio technique of temperature measurement is m the area of fire safety. In this work a Nd fluorescence mtensity ratio sensor is bem[r] ...
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