NANOCRYSTALLITES

作品数：33被引量：66H指数：4
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Structural and luminescence enhancement properties of Eu^(3+)/Ag nanocrystallites doped SiO_2-TiO_2 matrices被引量：2
《Journal of Rare Earths》2013年第5期441-448,共8页Arun Kumar K V Revathy K P Prathibha Vasudevan Sunil Thomas Biju P R Unnikrishnan N V 
supported by SAP-DRS and DST-PURSE programmes of UGC and DST
We reported here the structural and optical characterisation of silver nanocrystallites/Eu3＋：SiO2-TiO2 matrices synthesised through sol-gel route. Structural characterisations were done by using energy dispersive sp...
关键词：SOL-GEL LUMINESCENCE SIO2-TIO2 silver nanoparticles rare earths 
Influence of concentration and sintering temperature on luminescence properties of Eu^(3+):SnO_2 nanocrystallites被引量：6
《Journal of Rare Earths》2012年第7期627-631,共5页P. Psuja W. Strek 
Project supported by Polish Ministry of Science and Higher Education (N507 076 32/2186, RO 02 015 02 and N507 421236)
The nanopowders of SnO2 doped with different Eu^3＋ concentrations were synthesized using the modified Pechini method. The Eu^3＋ concentrations were high above solubility limit. The average size of crystallites was c...
关键词：SNO2 NANOCRYSTALLITES Eu^3＋ LUMINESCENCE PHOSPHORS rare earths 
An impact of sintering temperature and doping level on structural and spectral properties of Eu-doped strontium aluminium oxide
《Journal of Rare Earths》2011年第12期1105-1110,共6页R.J.Wiglusz T.Grzyb A.Watras P.J.Deren S.Lis W.Strek 
Project supported by the Polish Ministry of Science and Higher Education (NN 204331537);National Science Centre (N N507 372335)
In the present work, a sol-gel method was employed to prepare nanosized SrAl2O4 powders doped with Eu3＋ions. The raw nano- materials were thermally treated at 900 to 1100℃ for 3 h. The XRD analysis demonstrated that...
关键词：photoluminescence SrAl2O4 spinel powders Eu^3＋ doping NANOCRYSTALLITES sol-gel method rietveld analysis Judd-Ofelt theory rare earths 
Synthesis and optical properties of Eu^(3+) ion doped nanocrystalline hydroxya patites embedded in PMMA matrix被引量：1
《Journal of Rare Earths》2011年第12期1111-1116,共6页R.J.Wiglusz A.Bednarkiewicz W.Strek 
Project supported by Polish Ministry of National Education (N N507 584938)
Transparent, luminescent and functional nanocomposites demonstrate interesting optical and mechanical properties suitable for many optoelectronic applications. Transparent polymethyl methacrylate （PMMA） polymer nano...
关键词：photoluminescence HYDROXYAPATITES Eu^3＋ doping NANOCRYSTALLITES nanocomposites PMMA Judd-Ofelt analysis rare earths 
Luminescent properties of praseodymium doped Y_2O_3 and LaAlO_3 nanocrystallites and polymer composites被引量：1
《Journal of Rare Earths》2011年第12期1123-1129,共7页M.Dudek A.Jusza K.Anders L.Lipińska M.Baran R.Piramidowicz 
Project supported by Ministry of Science and Higher Education (N N515 518538)
Luminescent properties of Y2O3 and LaAlO3 nanopowders doped with Pr^3＋ ions and PMMA-based composite materials doped with these powders were reported. The set of active nanopowders differing in praseodymium ions conc...
关键词：NANOCRYSTALS PRASEODYMIUM Y2O3 LAALO3 visible emission PMMA nanocomposites rare earths 
Luminescent properties of dysprosium(III) ions in LaAlO_3 nanocrystallites
《Journal of Rare Earths》2011年第12期1195-1197,共3页K.Lemański P.J.Dereń 
Project supported by the Polish Committee for Scientific Research (KBN) (NN507372335)
The absorption and emission spectra as well as decay time profile of Dy^3＋ ions in LaAlO3 nanocrystals were analyzed. The crystal structure of LaAlO3 was confirmed from XRD measurement. The emission peaks from blue t...
关键词：LAALO3 DYSPROSIUM LUMINESCENCE NANOCRYSTALS cross relaxation rare earths 
Cathodoluminescent properties of Tb^(3+)-doped yttria nanocrystallites被引量：2
《Journal of Rare Earths》2009年第4期574-578,共5页P.Psuja D.Hreniak W.Strek 
supported by the Polish Ministry of Sciences and Higher Education (N507 076 32/2186)
The Tb3＋-doped Y2O3 nanopowders were synthesized using the modified Pechini method. The average size of nanocrystaUites was controlled by different sintering temperatures. The structure and morphology of obtained nan...
关键词：CATHODOLUMINESCENCE YTTRIA PHOSPHORS NANOCRYSTALLITES Tb^3＋ rare earths 
Structural characterization of Nd-doped in silica host matrix prepared by wet chemical process
《Journal of Rare Earths》2009年第1期83-86,共4页Surender Duhan Sunita Devi M.Singh 
Silica host matrix containing neodymium which is potentially important for the formation of nanocrystalline metal oxides was prepared by solgel method, using tetra-ethoxysilane and Nd（NO3）3 as precursor materials.Th...
关键词：rare earth oxide SILICA annealing/calcination NANOCRYSTALLITES 
Hydrothermal Synthesis of ZrO2-10% Dy2O3 Nanocrystallites in Basic Media and Electrical Properties of Their Sinters被引量：1
《Journal of Rare Earths》2005年第3期385-385,共1页TaoWeihua MaGuilin 
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