Ultrathin Europium Oxide Nanoplatelets: “Hidden” Parameters and Controlled Synthesis, Unusual Crystal Structure, and Photoluminescence Properties

2015 ◽  
Vol 27 (3) ◽  
pp. 965-974 ◽  
Author(s):  
D. Hudry ◽  
A. M. M. Abeykoon ◽  
J. Hoy ◽  
M. Y. Sfeir ◽  
E. A. Stach ◽  
...  
2013 ◽  
Vol 320 ◽  
pp. 77-82
Author(s):  
Zheng Qi Song ◽  
Qin Fang ◽  
Guo Zhi Wu ◽  
Li Wu Qian ◽  
Xin Wang

In this thesis, EuF3are fabricated without using any surfactant at 140 °C temperature. The formation of nanoslices can be attributed to the inherent crystal structure of EuF3. The morphology of EuF3can be controlled by the reaction time. The corresponding photoluminescence properties of EuF3nanoslices have been investigated.


RSC Advances ◽  
2016 ◽  
Vol 6 (14) ◽  
pp. 11211-11217 ◽  
Author(s):  
Xue Chen ◽  
Qidi Wang ◽  
Fengzhu Lv ◽  
Paul K. Chu ◽  
Yihe Zhang

RbCaGd(PO4)2:Eu2+ was prepared by the Pechini-type sol–gel method. The crystal structure was determined in the first time. The dipole–dipole interaction plays a major role in the mechanism of concentration quenching of Eu2+ in this phosphor.


2019 ◽  
Vol 58 (9) ◽  
pp. 6155-6160 ◽  
Author(s):  
Yuya Hiramatsu ◽  
Yuichi Michiue ◽  
Shiro Funahashi ◽  
Naoto Hirosaki ◽  
Hiroki Banno ◽  
...  

Inorganics ◽  
2019 ◽  
Vol 7 (11) ◽  
pp. 136
Author(s):  
Fuchs ◽  
Schröder ◽  
Heymann ◽  
Jüstel ◽  
Huppertz

A high-pressure/high-temperature experiment at 7.5 GPa and 1673 K led to the formation of the new compound βY2B4O9. In contrast to the already known polymorph αY2B4O9, which crystallizes in the space group C2/c, the reported structure could be solved via single-crystal Xray diffraction in the triclinic space group P1 (no. 2) and is isotypic to the already known lanthanide borates βDy2B4O9 and βGd2B4O9. Furthermore, the photoluminescence of an europium doped sample of βY2B4O9:Eu3+ (8%) was investigated.


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