phosphor相关论文
采用高温固相法合成了Ca3 (PO4)2:RE3 (RE=Eu, Dy, Ce, Tb)系列发光材料, 研究了其发光性质。研究表明Ca3 (PO4)2: RE3 在紫外区......
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制备了宽带发光的Ti4 掺杂SiO2-Al2O3-ZnO-K2CO3 微晶玻璃。测试了微晶玻璃的X射线衍射谱、激发光谱和荧光光谱。研究发现,X射线衍......
通过凝胶固相法在1400 ℃合成了单掺Mn2 ,单掺Cr3 以及双掺Mn2 和Cr3 的镁铝尖晶石粉体。单掺Mn2 离子的样品在450 nm波长激发下有......
采用传统的高温固相反应法合成了Tm3 /Yb3 共掺杂Y2(MoO4)3系列荧光粉。XRD结果表明合成的样品为相纯度好的Y2(MoO4)3。在980 nm光......
采用高温固相法制备了ZnMoO4∶Tb3 绿色荧光粉,对样品进行了X射线衍射(XRD)和荧光光谱测定。XRD结果表明,样品在800℃时能得到单一......
采用高温固相法合成Sr5MgLa2-x-y(BO3)6∶xBi 3 , yM (M=Eu 3 , Y 3 ) (0≤x, y≤1)系列荧光粉。用扫描电镜和X射线粉末衍射仪测量......
利用高温固相法制备了Ba9Y2(SiO4)6∶Ce3 , Mn2 (BYS∶Ce3 , Mn2 )荧光粉, 并通过X射线衍射(XRD)谱、激发和发射光谱及荧光寿命的......
采用高温固相反应法制备了Ba1.97Ca1-x(B3O6)2∶Eu2 , Mn2 x(x=0, 0.03, 0.06, 0.15)荧光粉, 研究了其相组成与荧光特性. 结果表明......
用黄色和橙色硅酸盐荧光粉制备了白光LED, 调整黄粉和橙粉的比例得到不同的色温。 对样品进行光学测试, 发现黄粉与橙粉的比例小于......
采用燃烧法合成Ca12-xAl14O32F2∶xEu荧光粉, 对样品进行了X射线粉末衍射（XRD）、X射线光电子能谱（XPS）、扫描电镜（SEM）以及光致发光光谱......
利用高温固相法，以稀土氧化物为原料，按照化学配比研制了YAG:Ce3 （Ga，Pr）新型荧光粉。利用荧光分光光度计研究不同掺杂浓度下荧光粉发射......
采用不同于传统固相反应法的制备方法合成了Fe，Ce 共掺杂γ-LiAlO2。通过XRD和 SEM分析表明，采用这种方法能够成功获得尺寸小于10 μ......
采用Stober工艺合成含SiO2微球的前驱体溶液，以其为原料合成了白光发光二极管（LED）用的荧光粉Sr2SiO4:Eu2 。利用粉末X射线衍射（XRD）、......
采用共沉淀法,在不同的烧结气氛下制备了Y2 O3 :Ti3 粉体,测量了它们的激发、 发射光谱以及 XRD 光谱,观测了形貌。在紫外光激发......
荧光粉BaY2 Si3 O10 : Bi3 , Eu3 经高温 固相法制备并由X-ray衍射谱仪分析其物相结构。实验结果显示Bi3 共掺下BaY2 Si3 O10 :E......
采用高温固相法合成了LiSrPO4∶Tb3 发光材料，测定了荧光粉的激发光谱和发射光谱，该荧光粉的激发主峰位于330~390 nm，属于4f→4f电子......
采用两步法成功合成了单一基质双光色Ba10-x(PO4)4(SiO4)2∶xEu2 荧光粉, 研究了稀土离子占据不同的晶格格位对荧光粉光谱特性的影......
采用高温固相法制备了一系列Tb3 、Sm3 和Tb3 /Sm3 掺杂的Ca9Al(PO4)7荧光粉。采用X射线衍射技术、光谱及荧光寿命等手段表征了材......
Trivalent samarium doped barium molybdate(BaMoO_4:Sm~(3+)) red phosphor was successfully synthesized by hydrothermal met......
A novel red phosphor Ca2GeO4:Eu3+ was prepared by the traditional solid state reaction. X-ray powder diffraction (XRD) a......
Blue emitting phosphor SrZn_2(PO_4)_2:Eu~(2+) is synthesized by a high temperature solid state method,and the luminescen......
Quantum dots are finding increasing commercial success in LED applications.While they have been used for several years i......
Rare earth luminescent materials have been global green illumination sources today. It was estimated that proportion bet......
Preparation and characterization of Y_3Al_5O_(12):Ln(Ln=Eu,Ce) phosphor powders by ultrasonic atomiz
A novel technique for YAG:Ln(Ln=Eu,Ce) phosphor powder synthesis with a nanocrystalline structure was developed.Nanocrys......
A novel method was devised to prepare green phosphor of LaPO4∶Ce, Tb by the combination of co-precipitation and microwa......
As a promising narrow-band phosphor,SrLiAI3N4 has a seemingly ultra-small total crystal-field splitting of only 2400 cm-......
Ln3+(Ln=Eu, Dy) -doped Sr2CeO4 fine phosphor particles: Wet chemical preparation, energy transfer an
The Sr2CeO4:Ln3+(Ln=Eu, Dy) fine phosphor particles were prepared by a facile wet chemical approach, in which the consec......
Luminescent materials play indispensable roles in many application areas such as lighting, advanced displays, bio-imagin......
Wide color gamut (WCG) backlight for liquid crystal display (LCD) utilizing white light-emitting diodes (LED) has attrac......
Single crystal of lithium terbium tungstate LiTb(WO4)2 has been grown by the flux method.The crystal structure was refin......
采用高温固相法合成了Na3Gd1-xTbxSi2O7(x=0.01,0.02,0.04,0.06,0.08,0.1)系列荧光粉.研究了荧光粉的真空紫外-可见发光光谱和荧光......
以MCM-41为硅源,采用共沉淀法制备Sr2-xSiO4∶xCe3(x=0.01～0.09,步长为0.01)和Sr195-ySiO4∶0.05 Ce3+,yLi+ (y=0.01 ～0.07,步长为0.......
The heat-treated temperature and preservative time influence on oxide resistance of SrAl2O4 :Eu2+ ,Dy3+ in high temperat......
Animal manure consists of predominantly urine and feces,but also may contain bedding materials,dropped feed,scurf,and ot......
采用高温固相合成法合成了蓄光性能良好的SrAl2O4基质蓄光材料,优化了制备的工艺条件,对合成样品的发光性能、形貌、物相组成等进......
我国LED产业发展非常迅速，稀土钇铝石榴石（YAG）系列荧光粉广泛应用于白光LED。德国InstrumentSystems公司的Spectr0320e光谱仪适合光......
Synthesis and luminescence properties of Eu3+, Sm3+ doped (YxGd1-x)2O3:Si4+, Mg2+ long-lasting phosp
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Internal energy transfer phenomenon and light-emission properties of γ-LiAlO2 phosphor doped with Mn
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Effect of Inoculation with Arbuscular Mycorrhizal Fungus on Nitrogen and Phosphorus Utilization in U
The effect of arbuscular mycorrhiza fungi (AMF) on plant growth and nutrition utilization in upland rice and mungbean in......
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采用工业频率为2.45 GHz的高温微波法制备了纯基质相的CaS∶ Eu2红色发光材料,激发波段为410 ～580 nm,发射峰值波长为654 nm.在微波......
选取典型的助熔剂,利用助熔剂法制备了节能灯用(Ce0.67,Tb0.33) MgAl11O19绿色荧光粉,并对其发光性能进行了对比测试.研究了各单一......
利用简单的高温固相法合成稀土离子掺杂的NaLn4-x(SiO4)3F∶xRE3+(Ln=La,Gd; RE=Tb,Dy,Sm,Tm)系列荧光粉,利用X射线粉末衍射仪和荧......
用高温固相反应法合成了Sr2EuxGd1-xAlO5红色荧光粉,研究了荧光粉的晶体结构和发光性质.在紫外光和近紫外光激发下,样品的发射光谱......
As the refiner or modifier,the master alloys containing high concentration phosphor are widely used in preparing eutecti......
BaMgAl10O17:Eu blue phosphors were synthesized and the effect of doping Er3+ and Nd3+ ions in the phosphoron the lumines......
A homogeneous precipitation process based on urea hydrolysis reaction was exploited to synthesize BaMgAl10O17:Eu2+phosph......
利用人工神经网络(ANN),探讨在不无监测系统的集水区城市降水质量预测的适用性.预测使用常规的气候和地理数据集,通过构建背景传播......
Effect of Inoculation with Arbuscular Mycorrhizal Fungus on Nitrogen and Phosphorus Utilization in U
The effect of arbuscular mycorrhiza fungi (AMF) on plant growth and nutrition utilization in upland rice and mungbean in......
