Spectroscopy of tetragonal Eu:NaGd(WO4)2 crystal
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- 作者：P.A. Loikoa ; b ; kinetic@tut.by" class="auth_mail" title="E-mail the corresponding author ; E.V. Vilejshikovaa ; X. Mateosb ; xavier.mateos@urv.cat" class="auth_mail" title="E-mail the corresponding author ; J.M. Serresb ; V.I. Dashkevichc ; V.A. Orlovichc ; A.S. Yasukevicha ; N.V. Kuleshova ; K.V. Yumasheva ; S.V. Grigorieva ; S.M. Vatnikd ; S.N. Bagaevd ; A.A. Pavlyuke
- 关键词：Double tungstates ; Europium ; Absorption ; Luminescence
- 刊名：Optical Materials
- 出版年：2016
- 出版时间：July 2016
- 年：2016
- 卷：57
- 期：Complete
- 页码：1-7
- 全文大小：1325 K
文摘
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Czochralski growth of large-volume tetragonal 4.9 at.% Eu:NaGd(WO4)2.
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Absorption and stimulated-emission cross-sections spectra in polarized light.
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For the 5D0 → 7F4 transition, the maximum σSE = 1.6 × 10−21 cm2 at 698.3 nm.
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Lifetime of the metastable 5D0 state of Eu3+ ions is 490 ± 10 μs.
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Eu:NaGd(WO4)2 provides intense red emission (CIE coordinates, x = 0.671, y = 0.329).