A novel red phosphor of BaGe(1−x)TixF6:Mn4+ solid solution: facile hydrothermal controlled synthesis, microstructures and luminescent properties

2019 ◽  
Vol 7 (36) ◽  
pp. 11265-11275 ◽  
Author(s):  
Qinyu Li ◽  
Ran Luo ◽  
Li Feng ◽  
Chengli Dong ◽  
Zhanglei Ning ◽  
...  

A series of BaGe(1−x)TixF6:Mn4+ solid solution phosphor crystals have been successfully synthesized by a facile hydrothermal method. The obtained BaGe(1−x)TixF6:Mn4+ can be a promising candidate as the red phosphor used in warm WLEDs.

2017 ◽  
Vol 15 (1) ◽  
pp. 118-124
Author(s):  
Zhiren Wei ◽  
Kun Zheng ◽  
Tengxuan Hou ◽  
Ruiqi Wang ◽  
Zhe Wen ◽  
...  

RSC Advances ◽  
2017 ◽  
Vol 7 (43) ◽  
pp. 27024-27032 ◽  
Author(s):  
Jinghui Wang ◽  
Hui Li ◽  
Sugang Meng ◽  
Xiangju Ye ◽  
Xianliang Fu ◽  
...  

Controlled synthesize of Sn-oxides was achieved via a facile hydrothermal method with SnCl2 as precursor. A visible light photocatalytic activity of SnO2 can be induced by doping with Sn2+ or coupling with SnO.


RSC Advances ◽  
2015 ◽  
Vol 5 (65) ◽  
pp. 52533-52542 ◽  
Author(s):  
Zhibin An ◽  
Xiuzhen Xiao ◽  
Jun Yu ◽  
Dongsen Mao ◽  
Guanzhong Lu

Controlled morphology and energy transfer in assembled spherical YPxV1−xO4:Ln3+ (Ln = Eu, Sm, Dy or Tm) phosphors with higher luminescent quantum efficiency by the EDTA-assisted hydrothermal method.


CrystEngComm ◽  
2021 ◽  
Author(s):  
Yuting Zhang ◽  
Xuelu Dong ◽  
Haibo Li ◽  
Chuansheng Cui ◽  
Chonggang Fu ◽  
...  

In this work, a hydrothermal reduction route was applied for the controlled production of MnOOH nanohydrangeas and MnOOH nanorods. The structure and morphology of formed products were characterized. Both MnOOH...


2017 ◽  
Vol 46 (9) ◽  
pp. 2948-2956 ◽  
Author(s):  
Xiao Zou ◽  
Lihua He ◽  
Dihao Tan ◽  
Fengying Lei ◽  
Na Jiang ◽  
...  

GdPO4·H2O:xSm3+ nanomaterials were synthesized via a facile hydrothermal method and the effects of Sm3+ concentrations and annealing temperature on the crystal structures, morphologies, and luminescent properties were studied.


2016 ◽  
Vol 16 (4) ◽  
pp. 3474-3479 ◽  
Author(s):  
Xu Li ◽  
Heng Pan ◽  
Aiwei Tang ◽  
Jinping Zhang ◽  
Li Guan ◽  
...  

Eu3+ ions doped Sr3Al2O6 phosphors were successfully synthesized via a hydrothermal method. The precursor was prepared by low temperature hydrothermal method using ammonia as both alkaline source and precipitator. Then the final product was obtained by high temperature sintering. In addition, the structures, morphologies, and luminescent properties of as-prepared products were thoroughly characterized by X-ray powder diffraction (XRD), Scanning electron microscopy (SEM), Fluorescence spectroscopy (PL). XRD shown a single phase Sr3Al2O6 prepared by a facile hydrothermal method at 250 °C for 10 h. In the PL spectra of as-prepared samples, the optimal value of Eu3+ concentration is 2 mol%. From the fluorescent spectra, the emission peaks of Sr3Al2O6: Eu3+ phosphors are centered at around 591 nm, and the excitation peaks are centered at around 233 nm, 323 nm, 394 nm, and 468 nm, respectively, which were assigned to the characteristic transition of Eu3+ ions. The influence of ammonia, and the synthesis temperature on the luminescent properties of Sr3Al2O6: Eu3+ phosphors were studied in detail. The alkaline earth aluminates luminescent materials activated by rare earth ions have good prospects in the field of new-generation light sources.


RSC Advances ◽  
2019 ◽  
Vol 9 (32) ◽  
pp. 18222-18231 ◽  
Author(s):  
Guiwei He ◽  
Wanliang Yang ◽  
Wei Zheng ◽  
Li Gong ◽  
Xinghui Wang ◽  
...  

Ag3PO4 particles with various morphologies were prepared through a facile hydrothermal method using Ag4P2O7 as a sacrificial precursor. The maximum initial rate of O2 evolution catalyzed by the sample was twice that for the sample prepared via coprecipitation.


2014 ◽  
Vol 27 (2) ◽  
pp. 207-216 ◽  
Author(s):  
Xuyang Zhu ◽  
Kun Hou ◽  
Chun Chen ◽  
Weiqiang Zhang ◽  
Huaming Sun ◽  
...  

2019 ◽  
Vol 21 (5) ◽  
Author(s):  
I. A. Garduño-Wilches ◽  
G. Alarcón-Flores ◽  
S. Carmona-Téllez ◽  
J. Guzmán ◽  
M. Aguilar-Frutis

Author(s):  
Dongxu Liang ◽  
Manhong Ji ◽  
Suiyi Zhu ◽  
Yu Chen ◽  
Zhihua Wang ◽  
...  

Pickling sludge was converted to a novel product of KFeS2 nanorods via a facile hydrothermal method that effectively removes heavy metals from electroplating wastewater.


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