scholarly journals Structural designing of Zn2SiO4:Mn nanocrystals by co-doping of alkali metal ions in mesoporous silica channels for enhanced emission efficiency with short decay time

RSC Advances ◽  
2021 ◽  
Vol 11 (57) ◽  
pp. 36348-36353
Author(s):  
Neeti Tripathi ◽  
Tomoko Akai
Keyword(s):  
Mesoporous Silica ◽  
Alkali Metal ◽  
Metal Ions ◽  
Decay Time ◽  
Silica Matrix ◽  
Alkali Metal Ions ◽  
Impregnation Method ◽  
Co Doping ◽  
Emission Efficiency ◽  
Co Doped

Alkali metal ions co-doped Zn2SiO4:Mn nanocrystals were synthesized in a mesoporous silica matrix using solution impregnation method. A high PL-QY of 68.3% at λexc 254 nm and 3.8% at λexc 425 nm with faster decay time of <5 ms is obtained.

Emission Brightness and Concentration Quenching Threshold of GdVO 4  : Eu 3+ Nanophosphors Co‐Doped with Alkali Metal Ions

2021 ◽  
Vol 6 (47) ◽  
pp. 13452-13460
Author(s):  
Yuanyuan Yang ◽  
Yinglin Yan ◽  
Chaojiang Fan ◽  
Yiming Zou ◽  
Juan Wang ◽  
...  
Keyword(s):  
Alkali Metal ◽  
Metal Ions ◽  
Concentration Quenching ◽  
Alkali Metal Ions ◽  
Co Doped

Controlled morphology and improved photoluminescence of red emitting K 2 LiAlF 6 :Mn 4+ nano-phosphor by co-doping with alkali metal ions

2017 ◽  
Vol 74 ◽  
pp. 52-57 ◽  
Author(s):  
Yiwen Zhu ◽  
Yong Liu ◽  
Mikhail G. Brik ◽  
Lin Huang ◽  
Tongtong Xuan ◽  
...  
Keyword(s):  
Alkali Metal ◽  
Metal Ions ◽  
Alkali Metal Ions ◽  
Co Doping ◽  
Controlled Morphology ◽  
Nano Phosphor

Effect of alkali metal ions co-doping on the structure and luminescent properties of phosphor Zn3(BO3)2:Eu3+

Displays ◽  
2013 ◽  
Vol 34 (4) ◽  
pp. 341-345 ◽  
Author(s):  
Nana Li ◽  
Yihua Hu ◽  
Zhongfei Mu ◽  
Haoyi Wu ◽  
Li Chen ◽  
...  
Keyword(s):  
Alkali Metal ◽  
Metal Ions ◽  
Luminescent Properties ◽  
Alkali Metal Ions ◽  
Co Doping

Effect of co-doping of alkali metal ions on Ca0.5RE1−x(MoO4)2:xEu3+ (RE = Y, La) phosphors with enhanced luminescence properties

RSC Advances ◽  
2016 ◽  
Vol 6 (84) ◽  
pp. 80390-80397 ◽  
Author(s):  
Venkatakrishnan Mahalingam ◽  
Jagannathan Thirumalai
Keyword(s):  
Alkali Metal ◽  
Metal Ions ◽  
Emission Spectra ◽  
Luminescence Properties ◽  
Alkali Metal Ions ◽  
Elemental Mapping ◽  
Co Doping ◽  
Pl Emission ◽  
Enhanced Luminescence

Illustration of elemental mapping and PL emission spectra of the phosphors, Ca0.5RE1−x(MoO4)2:Eu3+,M+ (RE = Y, La; M = Li, K and Na).

Evaluation of Ce3+ and alkali metal ions Co-doped LiSrAlF6 crystalline scintillators

2013 ◽  
Vol 56 ◽  
pp. 111-115 ◽  
Author(s):  
Shingo Wakahara ◽  
Takayuki Yanagida ◽  
Yutaka Fujimoto ◽  
Yuui Yokota ◽  
Jan Pejchal ◽  
...  
Keyword(s):  
Alkali Metal ◽  
Metal Ions ◽  
Alkali Metal Ions ◽  
Co Doped

Characterization and photoluminescence properties of some CaO, SrO and CaSrO2 phosphors co-doped with Eu3+ and alkali metal ions

2012 ◽  
Vol 34 (8) ◽  
pp. 1267-1271 ◽  
Author(s):  
B. Marí ◽  
K.C. Singh ◽  
Monica Moya ◽  
Ishwar Singh ◽  
Hari Om ◽  
...  
Keyword(s):  
Alkali Metal ◽  
Metal Ions ◽  
Alkali Metal Ions ◽  
Photoluminescence Properties ◽  
Co Doped
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