Strong upconversion emissions in Er3+ doped Y2O3 nanocrystals prepared using a “PMMA-polymerization” route
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2018 ◽
Vol 18
(11)
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pp. 7584-7589
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2015 ◽
Vol 168-169
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pp. 313-321
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2012 ◽
Vol 536
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pp. 198-203
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