Tunable red-to-green emission ratio and temperature sensing properties of NaLuF4:Ho3+/Yb3+ microcrystals by doping with Ce3+ ions

CrystEngComm ◽  
2020 ◽  
Vol 22 (41) ◽  
pp. 6831-6837
Author(s):  
Aihua Zhou ◽  
Feng Song ◽  
Feifei Song ◽  
Chengguo Min ◽  
Xiaobin Ren ◽  
...  

In this work, β-NaLuF4:20Yb3+/2Ho3+ samples with different concentrations of Ce3+ ions are obtained by a hydrothermal method.

RSC Advances ◽  
2016 ◽  
Vol 6 (68) ◽  
pp. 64072-64078 ◽  
Author(s):  
Xiaona Chai ◽  
Jun Li ◽  
Ying Zhang ◽  
Xusheng Wang ◽  
Yanxia Li ◽  
...  

The Er3+/Yb3+ co-doped MgWO4 phosphor exhibited green UC and DC emission at excited by of 980 nm (a) and 379 nm (b) light, respectively.


2021 ◽  
Vol 235 ◽  
pp. 118014
Author(s):  
Mingjun Song ◽  
Wang Zhao ◽  
Junpeng Xue ◽  
Lintong Wang ◽  
Jing Wang

CrystEngComm ◽  
2018 ◽  
Vol 20 (14) ◽  
pp. 2029-2035 ◽  
Author(s):  
Aihua Zhou ◽  
Feng Song ◽  
Yingdong Han ◽  
Feifei Song ◽  
Dandan Ju ◽  
...  

β-NaLuF4:Yb3+/Er3+ microcrystals have been obtained through a facile hydrothermal method at a relatively low temperature (180 °C) within only two hours.


2015 ◽  
Vol 738-739 ◽  
pp. 27-30
Author(s):  
Dong Dong Li ◽  
Qi Yue Shao ◽  
Yan Dong ◽  
Jian Qing Jiang

Hexagonal (β)-phase NaYF4:Yb3+, Er3+ upconversion nanoparticles (UCNPs) with and without an inert (undoped NaYF4) shell have been successfully synthesized and the effects of shell thickness on the upconversion luminescence (UCL) and temperature sensing properties were systematically investigated. It was found that the NaYF4 shell and its thickness do not affect the RHS values and thermal sensitivity, but can obviously improve the UCL intensity of NaYF4:Yb3+, Er3+ UCNPs. It implies that the core-shell structured NaYF4:Yb3+, Er3+@NaYF4 UCNPs with excellent UCL properties have great potential to be used as temperature sensing probes in biomedical fields, without considering the influences of the shell thickness on their temperature sensing properties.


2019 ◽  
Vol 109 ◽  
pp. 103-107 ◽  
Author(s):  
Lu Zhao ◽  
Bibo Lou ◽  
Jiashan Mao ◽  
Bin Jiang ◽  
Xiantao Wei ◽  
...  

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