Near-infrared photoluminescence enhancement and radiative energy transfer in RE-doped zinc-silicate glass (RE = Ho, Er, Tm) after silver ion exchange

Petr Vařák,Pavla Nekvindová,Soňa Vytykáčová,Alena Michalcová,Petr Malinský,Jiří Oswald

Journal of Non-Crystalline Solids（2021）

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摘要

•Silver ion exchange carried out in RE3+/Yb3+-doped glasses (RE = Ho, Er, Tm).•Ag+ present after ion exchange•Silver dimers and nanoparticles present after subsequent heat treatment.•NIR emission of RE3+ ions observed due to energy transfer from silver dimers.

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关键词

Rare-earth ions,Erbium,Holmium,Thulium,Photoluminescence,Silver,Silicate glass,Energy transfer

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