Nanosized Gd2O3:Eu3+ red phosphor is prepared using a template method from metal salt impregnated into a crystalline cellulose and is dispersed using..
Cost-effective functional phosphor nanoparticles are prepared by introducing low-cost SiO2 spheres to rareearth phosphor (YVO4:Eu3+, YVO4:Er3+, and Y..
Gd2O3:Eu3+ red phosphors were prepared by template method from crystalline cellulose impregnated by metal salt. The crystallite size and photolumines..
We have synthesized Eu3+-doped YVO4 phosphors by using a hydrothermal method and investigatedtheir luminescent properties. Aqueous solutions of Y2O3,..
제조된 형광체의 발광특성 및 모양 등의 특성은 상용 Zn2SiO4:Mn 형광체와 비교하였다. ... 본 연구의 목적은 기존의 고상 반응법을 이용하여 일본의 상용 Zn2SiO4:Mn형광체보다 우수한 성능의 형광체를 제조하는데 있다. ... 발광 특성이 상용 형광체보다 월등히 우수하여 PDP에 적용할 수 있다 한국재료학회 한국재료학회지 전일운, 손기선, 정양선, 김창해, 박희동
Eu3+ doped YGdO3 phosphors particles which have fine size and narrow size distribution with non aggregated uniform morphology were prepared by solven..
Y2-xGdxO3:Eu, phosphors for plasma display panel(PDP), were prepared by Pechini method which use yttriun chloride, gadolinium chloride, and europium ..
[ Zn2(1-x)MnxSiO4 ]0.07≤x≤0.15) green phosphor was prepared by solid state reaction. The first heating was at 900˚C-1250˚C in air for 3 hours and the..
In spray pyrolysis, the effects of the preparation temperature, flow rate of the carrier gas and concentration of the spray solution on characteristi..
In this study, the ZnS composite powders for host material in phosphor was synthesized in situ by mechanical alloying. As the mechanical alloying tim..
The mechanochemical process were employed to prepare the red phosphors (Y,Gd). The main factors affecting particle size, particle distribution, and l..
SEM 분석결과 형광체 입자는 구형에 가까운 형상을 보여주었으며 1200˚C에서 소성된 형광체 입자크기는 약 2~3μm이었다.EX>이었다. ... XRD 분석결과 1100˚C이상의 소성온도에서 Zn2SiO4:Mn 녹색 형광체에서 나타나는 전형적인 willemite 결정구조를 보여주었다. 1200˚C의 온도로 소성된 Zn2-xMnxSiO4형광체 ... . 147nm와 254nm 여기원을 사용한 경우 형광체의 소성온도가 900˚C에서 1200˚C로 증가함에 따라 상대발광피크강도는 약 4배 이상 크게 증가하였다.