Cs2naycl6
WebAug 5, 1998 · Laser selective excitation, excited state absorption, two-photon absorption, and fluorescence line narrowing techniques have been used to investigate the electronic … WebAug 31, 1998 · The ground and excited state properties of the Cr 3+ ion doped into the cubic host lattices Cs 2 NaYCl 6 and Cs 2 NaYBr 6 have been studied using density functional …
Cs2naycl6
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WebOptical spectra of the elpasolite hexachloride compounds Cs2NaLnCl6, where Ln represents one of the lanthanide ions, are analyzed with a crystal‐field Hamiltonian of Oh symmetry. Crystal‐field parameters, Bnm, are found that minimize the rms deviation between calculated and experimental energy levels for Ln=Ce, Pr, Nd, Eu, and Tb. A set of ’’smoothed’’ Bnm … WebAug 31, 1998 · The broadband luminescence of isolated Cr + 3 ions in the title lattices is investigated. The 4 T 2g lowest excited state is found to undergo Jahn–Teller distortion in the e g coordinate, in addition to expanding along the a 1g.Quantitative determination of these displacements is made by analysis of extremely rich fine structure, the Ham …
WebHow do we arrive at this value? Uncorrected energy = -41.9903 eV Composition-based energy adjustment (-0.614 eV/atom x 6.0 atoms) = -3.6840 eV Corrected energy = … WebAug 31, 1998 · The electronic ground state of isolated Cr 3 + introduced into the title compounds has been investigated with electron spin resonance and electron‐nuclear …
WebMar 1, 2007 · The luminescence spectrum of Cs2NaScCl6:Pr (0.1 at.%) has been recorded at temperatures down to 10 K and assigned between 20,800 and 9900 cm. Twenty‐three … WebAug 26, 2008 · The Raman spectra of molten YCl 3 –A Cl (A=Cs, K, Li) mixtures have been measured at different compositions and temperatures up to 890 °C. The Raman spectra of polycrystalline Cs 2 NaYCl 6 and YCl 3 were also measured from 25 °C to temperatures above melting. The factor group analysis of crystalline Cs 2 NaYCl 6 was used to identify …
WebJan 17, 2024 · A strategy of Cu+ doping is proposed to boost the self-trapped exciton (STE) emission in alloyed Cs2(Ag/Na)InCl6 double perovskites, with photoluminescence (PL) quantum yield increasing from 19.0% to...
WebJun 10, 1998 · Uranium(3+) doped single crystals of Cs2NaYCl6 and Cs2LiYCl6 with a 2.0% and 0.1% U3+ concentration have been obtained by the Bridgman-Stockbarger method. Luminescence spectra of the crystals were recorded at 160, 70, and 15 K. The emission bands observed in the visible and near infrared regions have been assigned to … sharecast joulesWebApr 1, 1985 · Crystal growth and the luminescence properties of Cs 2 NaMCl 6-Sb 3+ (M = Sc, Y, La) are described. The emission consists of one band which shifts to lower energies for an increasing ionic radius of M 3+ (i.e. from Sc via Y to La). The excitation bands of the luminescence of all three compounds are at the same energy and show a structure … sharecast lioWebCrystals of Cs2NaYCl6 singly doped with Mo3+ or V3+ and a series of V3+:Mo3+ codoped Cs2NaYCl6 crystals were studied by low-temperature optical absorption and … pool liability waiver formWebApr 10, 1987 · Energy level data recently reported for the Cs2NaPrCl6, Cs2NaYCl6:Pr3+, and Cs2NaYBr6:Pr3+ systems are analysed in terms of a model hamiltonian that includes 14 ‘free-ion’ energy parameters ... pool life back to blue shock systemWebSep 1, 2013 · We present two-photon excitation spectra for thulium III in the elpasolite Cs2NaYCl6:Tm. 37 out of the total of 40 crystal-field (CF) levels have been assigned, … sharecast m\u0026gWebHighly efficient blue-emitting three-dimensional (3D) lead–free halide perovskites with excellent stability have attracted worldwide attention. Herein, a doping route was adopted to incorporate Sb3+ ions into the … sharecast melroseWebSep 15, 2024 · Halide double perovskites have aroused substantial research interest because of their unique optical properties and intriguing flexibility for various … sharecast lgen