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7141920 Gas discharge lamp with downconversion phosphor  
A gas discharge lamp has a gas discharge vessel filled with a gas filling suitable for a gas discharge which emits VUV radiation, with a phosphor coating containing a downconversion phosphor. The...
7138757 High lumen output fluorescent lamp with high color rendition  
A high lumen output compact fluorescent lamp is disclosed that has a luminous efficiency of 40 lumen/W or higher. The fluorescent lamp comprises an envelope enclosing a discharge space, means for...
7135129 Inorganic fluorescent material used for solid-state light source  
An inorganic fluorescent material for solid-state light source is associated with a GaInN heterojunction blue solid-state light source to form a white light source. The fluorescent material is...
7132783 Phosphor particles having specific distribution of average diameters  
Small particles provide for improved performance as phosphors especially in the production of display devices. Particles with an diameter less than about 100 nm have altered band properties that...
7132786 Luminescent array, wavelength-converting sealing material and light source  
The invention proposes an arrangement of luminescent materials for excitation by means of a radiation source and involving the use of a luminescent material having a Ce-activated garnet structure...
7128849 Phosphors containing boron and metals of Group IIIA and IIIB  
A phosphor comprises: (a) at least a first metal selected from the group consisting of yttrium and elements of lanthanide series other than europium; (b) at least a second metal selected from the...
7129629 Method of evaluating whiteness, method of evaluating comparative whiteness, light source and luminaire  
In evaluating whiteness of light from a light source or a luminaire, whiteness W is given by the following equation, W=−5.3C+100, wherein chroma C is determined by the CIE 1997 Interim Color...
7129506 Optically detectable security feature  
An optically detectable security marker for emitting light at a pre-selected wavelength. The marker comprises a rare earth dopant and a carrier incorporating the rare earth dopant. The interaction...
7122133 Finely particulate functional metal and finely particulate functional semiconductor each with dispersion stability and process for producing the same  
A stabilized dispersion of metal fine particles comprising, fine particles of metal which is obtained by reducing at least one metallic acid or salt thereof selected from the group consisting of...
7122128 Phosphors containing borate of terbium, alkaline-earth, and Group-3 metals, and light sources incorporating the same  
A phosphor comprises a borate of terbium, at least an alkaline-earth metal, and at least a Group-3 metal. In one embodiment, the phosphor has a formula of A3(D1-xTbx)3(BO3)5; wherein A is at least...
7119488 Optimized phosphor system for improved efficacy lighting sources  
A fluorescent lamp including a phosphor layer comprising a phosphor blend including four or more optimized phosphors emitting within a specific spectral range to optimize luminosity for a given...
7115217 Phosphor for light sources and associated light source  
A phosphor for light sources, the emission from which lies in the short-wave optical spectral region, as a garnet structure A3B5O12. It is activated with Ce, the second component B representing at...
7094362 Garnet phosphor materials having enhanced spectral characteristics  
Phosphor compositions having the formulas (Tb1−x−y−z−wYxGdyLuzCew)3MrAls−rO12+δ, where M is selected from Sc, In, Ga, Zn, or Mg, and where 0
7094361 Optically transparent nanocomposite materials  
Optically transparent composite materials in which solid solution inorganic nanoparticles are dispersed in a host matrix inert thereto, wherein the nanoparticles are doped with one or more active...
7088038 Green phosphor for general illumination applications  
A phosphor having the formula Na2(Ln1-y-zCeyTbz)2B2O7, wherein Ln is selected from the group consisting of La, Y, Gd, Lu, Sc and combinations thereof and wherein y=0.01-0.3 and z=0.0-0.3. The...
7083861 EL element  
An EL element comprising a light transmitting substrate, a light transmitting electrode formed on the substrate, a light emitting layer containing a positive ion absorber, a dielectric layer and a...
7077978 Phosphors containing oxides of alkaline-earth and group-IIIB metals and white-light sources incorporating same  
A phosphor comprises a material having a formula of AMgD10O17:Eu2+,Mn2+, wherein A is at least an alkaline-earth metal selected from the group consisting of Ba, Sr, Ca, and combinations thereof;...
7077980 Phosphors containing oxides of alkaline-earth and group-13 metals, and light sources incorporating the same  
A phosphor comprises europium, at least two alkaline-earth metals, and at least a Group-13 metal. In one embodiment, the phosphor has a formula selected from the group consisting of...
7074346 Sialon-based oxynitride phosphor, process for its production, and use thereof  
An α-sialon-based oxynitride phosphor characterized in that the content of α-sialon represented by the general formula: MxS12−(m+n)Al(m+n)OnN16−n:Lny (wherein M is at least one metal selected from...
7067969 Plasma display unit including lanthnum substituted aluminate phosphor  
A blue phosphor composing a blue phosphor player in a plasma display device has a crystal structure of Ba(1-x)EuxMgAl10O17 or Ba(1-x-y)EuxSryMgAl10O17. In this blue phosphor, La substitutes for a...
7067072 Nanophase luminescence particulate material  
The present invention relates in general to nanoparticles exhibiting luminescence such as photostimulated luminescence or photoluminescence and optical switching processes based upon such...
7060202 Process for preparing rare earth luminescent materials  
The present invention relates to a process for preparing rare earth trichromatic phosphor, comprising the following steps: (1) providing precursors for at least one composition formula selected...
7061024 Light-emitting device comprising an EU(II)-activated phosphor  
The invention concerns a light emitting device comprising a light emitting structure capable of emitting primary light of a wavelength less then 480 nm and a luminescent screen comprising a...
7060371 Mechanoluminescence material, producing method thereof, and usage thereof  
A mechanoluminescence material comprising a mother body material and a luminescence center added to the mother body material. The mother body material is constituted of at least one kind of oxide...
7056451 Phosphors containing boron and rare-earth metals, and light sources incorporating the same  
A phosphor comprises a material having a formula of AB3O6:Ce,Mn, wherein A is at least a rare-earth metal other than cerium. The phosphor can be used in light sources and displays.
7053543 Plasma picture screen with blue phospor  
A plasma picture screen provided with a luminescent layer which comprises a blue Eu2+-activated phosphor and a UV-C light emitting phosphor. The mixing of an UV-C light emitting phosphor with an...
7054408 CT detector array having non pixelated scintillator array  
The present invention is a directed to a non-pixelated scintillator array for a CT detector as well as an apparatus and method of manufacturing same. The scintillator array is comprised of a...
7053375 Scintillator including a group III nitride compound semiconductor and a scintillation counter including a scintillator including a group III nitride compound semiconductor  
A scintillator includes a Group III nitride compound semiconductor layer that emits fluorescent light when radiated by, for example, a CU-Kα-ray source, an X-ray source, or a γ-ray source, and a...
7045078 Green oxide phosphor  
There is provided a green oxide phosphor for emitting a visible ray, having a general composition formula of Mg1−(x+y)Al2O4:Eux2+, My2+. In the green oxide phosphor, Eu+2 is doped into a crystal...
7041371 Polyethylene glycol-modified semiconductor nanoparticles, method for producing the same, and material for biological diagnosis  
This invention provides PEG-modified semiconductor nanoparticles of which fluorescence intensity is effectively inhibited from lowering, which are capable of forming a stable dispersion in water,...
7037445 Green phosphor and device using the same  
A green phosphor having a magnetoplumbite-type crystal structure, which contains at least Mn, La and Tb, which contains at least Tb and La but does not contain Ce or which contains at least Mn, La...
7038370 Phosphor converted light emitting device  
A system includes a radiation source capable of emitting first light and a fluorescent material capable of absorbing the first light and emitting second light having a different wavelength than...
7029602 Inorganic oxide and phosphor  
The present invention provides an inorganic oxide made of MLn2QR4O12, where M is at least one element selected from the group consisting of Mg, Ca, Sr, and Ba; Ln is at least one rare earth...
7025902 Green emitting phosphor material and plasma display panel using the same  
A green emitting lanthanum aluminate phosphors activated with manganese and alkali for plasma display panels (PDP) having an empirical formula: La2−x−y−B22O36:Mnx.Ay wherein: A=Li, Na or K; B=Al...
7026490 Amorphous organic 1,3,2-dioxaborine luminophores, method for the production and use thereof  
The invention relates to luminophores having semiconducting properties and to the production and use thereof in organic luminous diodes (OLEDS) and organic solar cells. The novel materials are...
7022260 Fluorescent member, and illumination device and display device including the same  
A fluorescent member includes a plurality of particles dispersed in a medium. Each particle includes a core and a coating layer covering the core. The core is formed of a semiconductor which...
7022263 Europium-activated phosphors containing oxides of rare-earth and group-IIIB metals and method of making the same  
Europium-activated phosphors comprise oxides of at least a rare-earth metal selected from the group consisting of gadolinium, yttrium, lanthanum, and combinations thereof and at least a Group-IIIB...
7022262 Yttrium aluminum garnet powders and processing  
Methods of producing doped and undoped yttrium aluminum garnet and yttrium aluminum perovskite containing powders and the powders produced thereby are provided. Additionally, methods of forming...
7019452 Boron-containing red light-emitting phosphors and light sources incorporating the same  
A boron-containing phosphor comprises a material having a formula of AD1−xEuxB9O16, wherein A is an element selected from the group consisting of Ba, Sr, Ca, Mg, and combinations thereof; D is at...
7018564 Method for making phosphor ink and system using the same  
A method for making phosphor ink is provided which uses ultrasonic vibrations to remove surface defect layers from phosphor particles and to quickly and uniformly disperse the phosphor particles...
7014792 Europium-activated barium magnesium aluminate phosphor  
A europium-activated barium aluminate phosphor is described wherein the phosphor is doped with tetravalent ions of Hf, Zr, or Si. Preferably, the phosphor is represented by...
7009330 Composition of plasma display panel  
A composition of a plasma display panel (PDP) is disclosed. In order to effectively reduce a jitter, the composition contains a ferroelectric transparent ceramics material.
7008558 Terbium or lutetium containing scintillator compositions having increased resistance to radiation damage  
In some aspects, a scintillator composition includes, prior to annealing, the composition (G1-x-yAxREy)aDzO12, wherein D is selected from the group consisting of Al, Ga and In, G is selected from...
7008557 Production method of phosphor and phosphor  
The present invention relates to a production method of a phosphor comprising the steps of: forming a phosphor precursor in a liquid phase; drying the phosphor precursor; and firing the dried...
7008559 Manganese doped upconversion luminescence nanoparticles  
The present relates in general to upconversion luminescence (“UCL”) materials and methods of making and using same and more particularly, but not meant to be limiting, to Mn2+ doped semiconductor...
7005085 Oxygen-containing phosphor powders, methods for making phosphor powders and devices incorporating same  
Phosphor powders and a method for making phosphor powders. The powders are oxygen-containing, such as metal oxides, silicates, borates or titanates and have a small particle size, narrow particle...
7005084 Thermoluminescent detector of LiF containing Mg, Cu, Na and Si as dopants and its preparation  
The disclosure concerns a pellet type LiF element for a thermoluminescent dosimetry (TLD) and its preparation. More particularly, the disclosure concerns the pellet type LiF element for a...
7001665 Electroluminescent phosphor with plural moisture resistant coatings thereon  
A moisture-resistant electroluminescent phosphor is provided wherein the individual phosphor particles have a first coating of an inorganic moisture-resistant coating and a second coating of an...
7001537 Phosphor and its production process  
The present invention is to provide a phosphor of minimum particle size having an excellent crystallinity and a high brightness higher than conventional crude particles, which is usable for a...
7002291 LED-based white-emitting illumination unit  
The inventive white-light emitting luminescent conversion LED uses a chlorosilicate luminous substance which is doped with europium in addition to containing Ca and Mg and a garnet rare-earth...