Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Quanmao Yu"'
Publikováno v:
Nano. 18
ZnS:6.25%Br quantum dots (QDs) were fabricated by a low temperature solid phase way. The impacts of zinc vacancies ([Formula: see text]) and Br on the energetic and electronic properties of ZnS QDs were discussed by the first-principles calculations
Autor:
Dongqin Wan, Maohua Luo, Zhong Chen, Shuzhen Wang, Quanmao Yu, Xinyang Huang, Zheming Wang, Xiaoxia Li, Zhiyong Yu
Publikováno v:
Journal of Luminescence. 190:364-370
ZnS:Eu, O nanoparticles were synthesized by a solid-state reaction at 90 °C for the first time. The effect of Eu 3+ and O 2- co-doping on the photoluminescence (PL) of the samples was researched. X-ray diffraction (XRD), transmission electron micros
Publikováno v:
International Journal of Materials Research. 106:877-885
ZnS:O2− (ZSO) nanoparticles were synthesized using a low temperature solid-state reaction method. The effects of annealing conditions and the content of the surfactant polyethylene glycol (PEG) on photoluminescence (PL) properties of the ZSO nanopa
Publikováno v:
Journal of Solid State Chemistry. 225:19-23
A series of reddish orange-emitting phosphate phosphors Ba{sub 3}Y{sub 1−x}(PO{sub 4}){sub 3}:xSm{sup 3+}(0.01≤x≤0.20) were synthesized by solid-state reaction. X-ray diffraction and photoluminescence spectra were utilized to characterize the s
Publikováno v:
IOP Conference Series: Materials Science and Engineering. 735:012037
Citric acid, nitric acid, ferrous phosphate and lithium carbonate as raw materials, the precursor Fe3(PO4)2 were synthesized by precipitation method, and nano-porous lithium iron phosphate (LiFePO4) was prepared by modified sol-gel method. The influe
Publikováno v:
IOP Conference Series: Materials Science and Engineering. 735:012011
Graphene is a focus for its excellent properties. The high efficient low cost preparations of high pure Graphene are bottlenecks in Graphene application field. This paper reports a modified mechanical milling high pure Graphene preparation method. Th
Publikováno v:
Journal of Alloys and Compounds. 616:652-661
The NH 4 NO 3 molten solution system was developed to synthesize Er 3+ /Yb 3+ -doped hexagonal NaYF 4 micro-/nano-crystals with different sizes and morphologies. The influences of the reaction temperature, the reaction time, the usage amounts of reac
Publikováno v:
Ceramics International. 40:15143-15147
A novel blue-emitting phosphor Ba 2 B 2 O 5 :Ce 3+ was synthesized by a solid-state reaction. The phase formation was confirmed by X-ray powder diffraction (XRD) measurements. The Ba 2 B 2 O 5 :Ce 3+ phosphor shows an intense blue emission peaking at
Publikováno v:
Journal of Alloys and Compounds. 613:275-279
A series of novel color-tunable phosphors Ba3Lu(PO4)3:Ce3+,Tb3+ have been synthesized by solid-state reaction. X-ray diffraction, photoluminescence emission and excitation spectra, lifetime, as well as the effect of Tb3+ concentration were employed t
Publikováno v:
Ceramics International. 40:10189-10192
White-emitting phosphors Ba 5 CaAl 4 O 12 :Dy 3+ have been synthesized by a solid-state reaction method. X-ray diffraction, photoluminescence excitation and emission spectra, as well as the effect of Dy 3+ concentration were investigated in detail. U