PAL spectroscopy of rare-earth doped Ga-Ge-Te/Se glasses
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- 作者：Ya. Shpotyuka ; b ; yashpotyuk@gmail.com" class="auth_mail" title="E-mail the corresponding author ; A. Ingramc ; O. Shpotyukd ; e
- 关键词：Chalcogenides ; Glasses ; Positron annihilation spectroscopy ; Defects ; Microstructure
- 刊名：Journal of Physics and Chemistry of Solids
- 出版年：2016
- 出版时间：April 2016
- 年：2016
- 卷：91
- 期：Complete
- 页码：76-79
- 全文大小：373 K
文摘
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Positron annihilation spectroscopy to study rare-earth doping in Ga–Ge–Te/Se glasses.
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Two-state trapping model to reconstruct experimental positron lifetime spectra.
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Decaying tendency in positron trapping efficiency in glasses under rare-earth doping.
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Rare-earth activated elimination of free-volume voids related to Ga-tetrahedrons.