UV–VUV spectroscopy of rare earth doped
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J. Hassinen; J. Hölsä; J. Niittykoski; T. Laamanen; M. Lastusaari; M. Malkamäki;
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Article
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2009
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Elsevier Science
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English
⚖ 374 KB
The electronic and defect energy level structure of polycrystalline SrAl 2 O 4 :Eu 2+ ,R 3+ persistent luminescence materials were studied with thermoluminescence and UV-VUV synchrotron radiation emission and excitation spectroscopy. Theoretical calculations using the density functional theory (DFT)