A two-step synthetic route to GdOF:Ln3+ nanocrystals with multicolor luminescence properties

2016 ◽  
Vol 45 (6) ◽  
pp. 2485-2491 ◽  
Author(s):  
Baiqi Shao ◽  
Yang Feng ◽  
Mengmeng Jiao ◽  
Wei Lü ◽  
Hongpeng You

GdOF:Ln3+ (Ln = Eu, Tb, Eu/Tb, Ce/Tb, Yb/Er, and Yb/Tm) nanocrystals with multicolor emissions have been synthesized by a novel topotactic transformation route.

2019 ◽  
Vol 111 ◽  
pp. 372-379
Author(s):  
Jianchao Dong ◽  
Xiaoxue Wang ◽  
Hailong Xiong ◽  
Hongbo Song ◽  
Ruiyang Wu ◽  
...  

2016 ◽  
Vol 4 (30) ◽  
pp. 7332-7338 ◽  
Author(s):  
Dianpeng Cui ◽  
Qianchuan Xiang ◽  
Zhen Song ◽  
Zhiguo Xia ◽  
Quanlin Liu

We have provided and optimized a synthetic route to SrLiAl3N4phosphor. BaF2flux plays a critical role to improve room temperature and temperature-dependent spectra due to the enhancement of crystallinity.


2015 ◽  
Vol 17 (33) ◽  
pp. 21485-21491 ◽  
Author(s):  
Ruiqing Li ◽  
Linlin Li ◽  
Yimai Liang ◽  
Nannan Zhang ◽  
Yali Liu ◽  
...  

This work investigates a novel facile synthesis strategy for the LaOF hollow spheres to obtain multicolor emissions in LaOF:Tb3+,Eu3+ samples.


2018 ◽  
Vol 47 (42) ◽  
pp. 15061-15070 ◽  
Author(s):  
Jianchao Dong ◽  
Xiaoxue Wang ◽  
Lina Song ◽  
Junfeng Yang ◽  
Hongyue Wu ◽  
...  

A two-step synthetic route using RE(OH)CO3 colloid spheres as the sacrificial template was designed to prepare monodisperse, pure bastnasite (RECO3F: RE = Ce, La, Pr, Nd) with a hole structure for the first time.


2017 ◽  
Vol 56 (11) ◽  
pp. 6114-6121 ◽  
Author(s):  
Baiqi Shao ◽  
Yang Feng ◽  
Shuang Zhao ◽  
Senwen Yuan ◽  
Jiansheng Huo ◽  
...  

2016 ◽  
Vol 55 (4) ◽  
pp. 1912-1919 ◽  
Author(s):  
Baiqi Shao ◽  
Yang Feng ◽  
Yan Song ◽  
Mengmeng Jiao ◽  
Wei Lü ◽  
...  

Author(s):  
J W Steeds

There is a wide range of experimental results related to dislocations in diamond, group IV, II-VI, III-V semiconducting compounds, but few of these come from isolated, well-characterized individual dislocations. We are here concerned with only those results obtained in a transmission electron microscope so that the dislocations responsible were individually imaged. The luminescence properties of the dislocations were studied by cathodoluminescence performed at low temperatures (~30K) achieved by liquid helium cooling. Both spectra and monochromatic cathodoluminescence images have been obtained, in some cases as a function of temperature.There are two aspects of this work. One is mainly of technological significance. By understanding the luminescence properties of dislocations in epitaxial structures, future non-destructive evaluation will be enhanced. The second aim is to arrive at a good detailed understanding of the basic physics associated with carrier recombination near dislocations as revealed by local luminescence properties.


2019 ◽  
Vol 14 (5) ◽  
pp. 496-500 ◽  
Author(s):  
Chunyang Li ◽  
Xiaodi Du ◽  
Yurong Shi ◽  
Zhenling Wang

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