Lattice location of rare‐earth ions in linbo3
WebRare-earth (RE = Er3+, Nd3+, or Yb3+) ion-doped stoichiometric LiNbO3 crystals were grown by the Czochralski and the high-temperature top-seeded solution... DOAJ is a … WebTrivalent rare-earth (RE3+) ion-doped TiO2 nanophosphors belong to one kind of novel optical materials and have attracted increasing attention. The luminescence properties of different RE3+ ions in various TiO2 nanomaterials have been reviewed. Much attention is paid to our recent progresses on the …
Lattice location of rare‐earth ions in linbo3
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Web1 okt. 2001 · Site locations Nd 3+ ions in LN were investigated by means of optical spectroscopy under laser pumping (laser spectroscopy, LS) and channelled Rutherford … Web20 dec. 1993 · The Nd 3 + ions are in Li octahedrons, off-centred by three different amounts along the c -axis, giving place to three non-equivalent optical centres (Nd-1, Nd-2 and Nd-3). Codoping with MgO produces an additional optical centre (Nd-Mg), in which Nd 3 + ions are not located in octahedral lattice sites. Export citation and abstract BibTeX RIS.
WebThe lattice location of three rare-earth ions (Pr 3+, Ho 3+, Yb 3+) in LiNbO 3 is investigated using Rutherford backscattering spectrometry/channeling techniques. All of … Web29 jun. 2016 · The lattice location of several transition metal (Hf, Ta) and rare-earth (Nd, Eu) impurities has been investigated in LiNbO3by ion-beam channeling methods, …
WebThe lattice location of three rare-earth ions (Pr 3+, Ho 3+, Yb 3+) in LiNbO 3 is investigated using Rutherford backscattering spectrometry/channeling techniques.
Web15 sep. 1998 · First, we deal with the location of active ions in the LiNbO 3 lattice. Then the presence of NEC is evidenced, mainly considering the particular case of lanthanide …
Web3 jul. 2024 · According to the literatures, rare-earth ions in LiNbO 3 basically may substitute for Li + or Nb 5+ in the host matrix . Therefore, three Nd 3+ centers correspond to different positions of the Nd 3+ ions in the octahedron because of different charge compensation mechanisms when the trivalent Nd 3+ ions substitute for the Li + or Nb 5+ … ishin bad reviewsWeb1 okt. 2001 · The LiNbO3 crystals doped with Nd3+, Dy3+ and Er3+ ions were investigated by means of Raman scattering measurements. Data were compared with results … ishimitsu industry mexico s.a. de c.vWeb15 sep. 1998 · Rutherford backscattering spectrometry (RBS)/channeling is of particular relevance to determine the lattice location of RE ions in LiNbO 3 7, 8, 9, 10, as these ions are heavier than Nb 5+, the heaviest ion of this host crystal. It has been shown that all lanthanide trivalent RE ions occupy Li + octahedral sites. safe chords moiraWebThe potentiality of Rutherford backscattering spectrometry, used in channeling mode, to locate ions in laser crystals is tested by studying the case of trivalent rare earth active ions in LiNbO3 crystals. It is shown that these active ions occupy Li+ sites but off-centered from the regular lithium position by different amounts. These displacement are directly related … ishimwe dieudonne prince kidWebSemantic Scholar extracted view of "Rare earth and transition metal ion centers in LiNbO3" by J. Solé et al. Skip to search form Skip to main content Skip ... {Sol1998RareEA, … ishimoto precision philippines incWeb1 jul. 1997 · Determination of the lattice site occupied by RE3+ ions in LiNbO3 crystals The determination of the site occupied by triva- lent rare earth ions in the LiNbO3 ... the obtained dependence can be used to predict the location of other trivalent rare earth ions which have not been investigated until o.s! ' 0.4 O 0.3 13- 0.2 "-i 0 o ... ishimwe by uwase yvoneWeb1 jan. 1999 · It has been found that for the impurity concentration used (1% of TiO2 and 0.1% NiO in the melt) both ions, Ti4+ and Ni2+, are incorporated at the Li site of the LiNbO3 lattice. ishimwemarieclaire03 gmail.com