Relationship between the oscillator strength values and average band energies of the electronic transitions of some lanthanoid(III) ions doped in different environments and their ground state J designations

被引:8
|
作者
Singhai, R [1 ]
Limaye, SN [1 ]
Saxena, MC [1 ]
机构
[1] DR HS GOUR UNIV,DEPT CHEM,SAGAR 470003,MADHYA PRADESH,INDIA
关键词
electronic parameters; fluorescence; J designations; lanthanoid(III); pseudogarnets;
D O I
10.1016/S1386-1425(96)01754-4
中图分类号
O433 [光谱学];
学科分类号
0703 ; 070302 ;
摘要
Electronic spectral studies of some lanthanoid (III) [Ln(III)] ions, namely Pr(III), Nd(III), Sm(III), Eu(III) and Er(III), doped in two pseudo-garnet environments, sodium molybdate and sodium m-silicate, have been studied for the determination of their oscillator strength (f(JO)) values. The intensities of the fluoresence emissions for Eu3+ in different media have also been recorded. The positions of spectral bands in the electronic spectra as well as the oscillator strength values for some prominent (preferably) hypersensitive transitions have been studied as a function of ground state J values. (C) 1997 Elsevier Science B.V.
引用
收藏
页码:353 / 359
页数:7
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