White light emitting MgAl2O4:Dy3+,Eu3+ nanophosphor for multifunctional applications

2018 ◽  
Vol 47 (35) ◽  
pp. 12228-12242 ◽  
Author(s):  
Karamjyoti Panigrahi ◽  
Subhajit Saha ◽  
Sumanta Sain ◽  
Rituparna Chatterjee ◽  
Antika Das ◽  
...  

An efficient energy transfer from Dy3+ to Eu3+ in MgAl2O4 offers white light emission and self-referencing thermal behaviour.

2018 ◽  
Vol 47 (19) ◽  
pp. 6860-6867 ◽  
Author(s):  
Chao Li ◽  
Hongwei Zheng ◽  
Hengwei Wei ◽  
Shijie Qiu ◽  
Ling Xu ◽  
...  

Achieving tunable color and white light emission in a single phase phosphor is a challenging issue.


2015 ◽  
Vol 17 (48) ◽  
pp. 32297-32303 ◽  
Author(s):  
Xinhua Cao ◽  
Haichuang Lan ◽  
Zhenhua Li ◽  
Yueyuan Mao ◽  
Liming Chen ◽  
...  

A two-component light-harvesting organogel containing a naphthalimide-based gelator as a donor and a phosphorescent Ir(iii) complex as an acceptor was used to produce white-light-emitting organogels.


2018 ◽  
Vol 5 (11) ◽  
pp. 2868-2874 ◽  
Author(s):  
Yu-Pei Xia ◽  
Chen-Xue Wang ◽  
Lian-Cai An ◽  
Da-Shuai Zhang ◽  
Tong-Liang Hu ◽  
...  

By introducing dyes into a MOF, a white-light-emitting luminophor was obtained based on effective framework to dye energy transfer mechanism.


2009 ◽  
Vol 24 (5) ◽  
pp. 1730-1734 ◽  
Author(s):  
Hucheng Yang ◽  
G. Lakshminarayana ◽  
Yu Teng ◽  
Shifeng Zhou ◽  
Jianrong Qiu

Sm3+, Ce3+ codoped Al2O3–La2O3–SiO2 glasses were prepared and their luminescence properties were characterized. Blue-cyan to orange-red tunable luminescence was observed from these glasses with different excitation wavelengths ranging from 385 to 410 nm. White light emission with internal luminescence efficiency 42% has been observed using commercially available purple light-emitting-diode excitation. The energy transfer between Ce3+ and Sm3+ has also been investigated from fluorescence decay curves and spectral properties.


RSC Advances ◽  
2017 ◽  
Vol 7 (7) ◽  
pp. 4196-4202 ◽  
Author(s):  
Fengxian Lu ◽  
Rui Hu ◽  
Shuangqing Wang ◽  
Xudong Guo ◽  
Guoqiang Yang

A saturated white-light emission was obtained by dispersing three benzothiazole analogues into a solid PMMA matrix. This skillfully avoids the detrimental energy transfer between doped dyes providing a simple approach for fabrication of white-light emitting devices.


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