Optical Properties and Electron Paramagnetic Resonance of MnO2-Doped Fluorozirconate Glasses

被引:5
|
作者
Brekhovskikh, M. N. [1 ]
Batygov, S. Kh. [2 ]
Moiseeva, L. V. [1 ,2 ]
Solodovnikov, S. P. [3 ]
Zhidkova, I. A. [1 ]
Denisov, G. L. [3 ]
Fedorov, V. A. [1 ]
机构
[1] Russian Acad Sci, Kurnakov Inst Gen & Inorgan Chem, Leninskii Pr 31, Moscow 119991, Russia
[2] Russian Acad Sci, Prokhorov Gen Phys Inst, Ul Vavilova 38, Moscow 119991, Russia
[3] Russian Acad Sci, Nesmeyanov Inst Organoelement Cpds, Ul Vavilova 28, Moscow 119334, Russia
基金
俄罗斯科学基金会;
关键词
fluorozirconate glasses; luminescence; electron paramagnetic resonance; manganese ion; doping; LUMINESCENCE; PROGRESS;
D O I
10.1134/S0020168518110031
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We have studied luminescence and electron paramagnetic resonance (EPR) spectra of manganese-activated fluorozirconate glasses. In ZrF4-BaF2-LaF3-AlF3-NaF (ZBLAN) glasses, manganese gives a green luminescence band peaking at 545 nm. Partial chlorine substitution for fluorine in the glass leads to a shift and broadening of the luminescence band. Complete BaCl2 substitution for BaF2 in ZBLAN < Cl > fluoride chloride glass increases the peak emission wavelength to 610 nm. The observed distinctions between the EPR spectra of the Mn-doped ZBLAN and ZBLAN < Cl > glasses correlate with those between their luminescence spectra. The effect of chlorine substitution for fluorine on the luminescence and EPR spectra of the fluorozirconate glass is tentatively attributed to a change in the oxidation state of the manganese ions.
引用
收藏
页码:1157 / 1161
页数:5
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