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7985352 Phosphor for plasma display panel and plasma display panel using the same  
Provided are a phosphor used in a PDP, which is a compound represented by Formula 1 below and a PDP including a phosphor layer comprising the phosphor. (Y1-x-yGdxTby)AlrQ3-r(BO3)4 Formula 1 where...
7976727 Chromium-doped zinc-nitro-antimony-gallium-tellurium infrared phosphors  
This patent covers infrared phosphorescent materials which exhibit extended persistence lifetimes and are composed of mixtures of the elements zinc, antimony, gallium, tellurium, oxygen and...
7964113 Nitride phosphor and production process thereof, and light emitting device  
To provide a phosphor containing a comparatively much red component and having high light emitting efficiency, high brightness and further high durability, the nitride phosphor is represented by...
7964112 Phosphor and phosphor paste  
A phosphor having a high brightness after being exposed to plasma and a phosphor paste containing the phosphor. The phosphor comprises a fluorescent substance A1 containing a compound represented...
7965031 White-emitting LED having a defined color temperature  
LED with a low color temperature up to 3500 K, comprising a blue-emitting LED with two phosphors in front of it, a first phosphor from the class of the oxynitridosilicates, having a cation M,...
7959827 Persistent phosphor  
A long-lived phosphor composition is provided, along with methods for making and using the composition. More specifically, in one embodiment, the phosphor comprises a material having a formula of...
7955523 Long afterglow luminescent material with compounded substrates and its preparation method  
The present invention provides a new ultra-long after-glow phosphorescent material and manufacturing method for the same. The materials include a phosphor including...
7951735 Glass materials for optical gain media and infrared optics comprising rare earth oxide glass compositions  
This invention relates to the use of novel glass materials comprising rare earth aluminate glasses (REA1™ glasses) in the gain medium of solid state laser devices that produce light at infrared...
7952279 Light emitting display device, plasma display device and phosphor particles  
A fluorescence particle 17 according to the present invention is used for a light emitting display device and is made of a fluorescent material. The fluorescent material has at least one element...
7951308 Oxynitride phosphor and production process thereof, and light-emitting device using oxynitride phosphor  
An oxynitride phosphor consisting of a crystal containing at least one or more of Group II elements selected from the group consisting of Be, Mg, Ca, Sr, Ba and Zn, at least one or more of Group...
7952266 White phosphor, light emission device including the same, and display device  
A white phosphor, and a light emission device including the white phosphor, and a display device including the white phosphor, the white phosphor including 40 to 45 parts by weight of a blue...
7947956 Fluorescent material, a method of manufacturing the fluorescent material, a radiation detector using the fluorescent material, and an X-ray CT scanner  
Scintillator with both high fluorescence intensity and weak afterglow, can be offered. An aspect in accordance with the present invention provides, a fluorescent material with garnet structure...
7947198 Phosphor and light emitting instrument  
The present invention aims at providing a chemically stabilized inorganic phosphor which emits orange light or red light at wavelengths longer than the conventional rare-earth activated sialon...
7947772 Multiphasic nano-components comprising colorants  
Multiphasic colorant nano-components (MPCs) having at least two phases and at least one colorant are provided. In certain aspects, the at least two phases are optically or visually distinct from...
7938551 Luminescent glass  
The present invention provides a process for producing a luminescent glass, comprising the steps of adsorbing, to a porous high silica glass, at least one metal component selected from the group...
7935273 Method light emitting device with a Eu(III)-activated phosphor and second phosphor  
This invention relates to a light emitting device based on a Xe or Xe/Ne excimer discharge, e.g. a full color display screen or a xenon excimer lamp, comprising a phosphor blend of a red-emitting...
7931826 White light illumination device  
The invention provides a white light illumination device including an ultraviolet excitation light source and an ultraviolet excitable aluminosilicate phosphor. The ultraviolet excitable...
7927515 Nanocrystal-metal oxide-polymer composites and preparation method thereof  
Nanocrystal-metal oxide-polymer composites and their methods of preparation are described. The composites comprises a number of nanocrystals within a metal oxide matrix, and an oligomer or polymer...
7922936 Luminescent compositions, methods for making luminescent compositions and inks incorporating the same  
A particulate luminescent composition is disclosed that, when excited by electromagnetic radiation at a first frequency, emits electromagnetic radiation at a second frequency equal to or within...
7919011 LED and its fluorescent powder  
A fluorescent powder using YAG (yttrium aluminum garnet) as the substrate and cerium as the excitant, and having added thereto Tb (terbium) ions, Ga (gallium) ions, Yb (ytterbium) ions and Lu...
7919785 Phosphor for white light-emitting diodes and fabrication of the same  
The present invention provides a light-emitting diode-converted phosphor compound having the following chemical formula: (M1-m-nCemEun)2BO3X wherein M is at least one element selected from the...
7919012 Monodisperse core/shell and other complex structured nanocrystals and methods of preparing the same  
The present invention provides new compositions containing nearly monodisperse colloidal core/shell semiconductor nanocrystals with high photoluminescence quantum yields (PL QY), as well as other...
7910023 Lithium-containing sialon phosphor and method of manufactring the same  
According to the invention, a highly crystalline α-sialon is synthesized to emit highly intense light and a white LED showing an excellent color rendering characteristic is provided by shifting...
7906040 α-Sialon, α-sialon phosphor and method for producing the same  
An α-sialon is offered which is represented by general formula: (M1)X(M2)Y(Si, Al)12(O, N)16 (wherein M1 represents one or more elements selected from the group which consists of Li, Mg, Ca, Y and...
7902564 Multi-grain luminescent ceramics for light emitting devices  
A ceramic body is disposed in a path of light emitted by a light source. The light source may include a semiconductor structure comprising a light emitting region disposed between an n-type region...
7892451 Phosphor  
Disclosed is a phosphor containing a nitrogen element, a compound having a garnet structure and an activator. The activator is composed of at least one element selected from the group consisting...
7892452 Nanocrystalline phosphor and coated nanocrystalline phosphor as well as method of preparing coated nanocrystalline phosphor  
Provided is a nanocrystalline phosphor having a core/shell structure formed by a core of a group 13 nitride semiconductor and a shell layer, covering the core, including a shell film of a group 13...
7892453 Phosphor composition and method for producing the same, and light-emitting device using the same  
A light-emitting device is produced using a phosphor composition containing a phosphor host having as a main component a composition represented by a composition formula: aM3N2.bAlN.cSi3N4, where...
7884535 Low-pressure gas discharge lamp comprising a UV-B phosphor  
A low-pressure gas discharge lamp includes a gas discharge vessel having a gas filling with a discharge-maintaining composition. At least part of a wall of the discharge vessel is provided with a...
7883641 Metal oxide phosphor microparticle and process for producing the same; utilizing the same, dispersion liquid, fluorescence conversion membrane, method of separating metal oxide phosphor microparticle, fluorescent liquid, fluorescent paste, phosphor and process for producing the same; and fluorescence converter  
In accordance with the present invention, there are provided metal oxide-based phosphor microfine particles comprising a matrix crystal made of a metal oxide and a metal element doped as an...
7884539 Light source having phosphor including divalent, trivalent and tetravalent elements  
A phosphor having an excitation band relative to lights in the wide range of wavelengths from ultraviolet to visible light, and having an emission spectrum in the red range and so on, with a wide...
7879258 Phosphor in polycrystalline ceramic structure and a light-emitting element comprising same  
The invention relates to a phosphor in a polycrystalline ceramic structure and a light-emitting element provided with the same comprising a Light-Emitting Diode (LED) in which a composite...
7868535 Light emitting device using phosphor powder  
The present invention is a light emitting device which uses a specific phosphor powder. The phosphor powder is a combination of cerium (Ce) and lithium aluminum oxide (LiAlO2). They are mixed...
7857994 Green emitting phosphors and blends thereof  
Phosphor compositions, blends thereof and light emitting devices including white light emitting LED based devices, and backlights, based on such phosphor compositions. The devices include a light...
7859182 Warm white LED-based lamp incoporating divalent EU-activated silicate yellow emitting phosphor  
Light emitting apparatuses including warm white LED based lights including a semiconductor light source and a phosphor material including a yellow emitting phosphor, a red emitting phosphor, and,...
7851988 Green-emitting LED  
Phosphor from the class of the oxynitridosilicates, having a cation M which is doped with divalent europium and having the empirical formula M(1-c)Si2O2N2:Dc, where M=Sr or M=Sr(1-x-y)BaYCax with...
7850869 Aluminate phosphor containing bivalence metal elements, its preparation and the light emitting devices incorporating the same  
A phosphor can be excited by UV, purple or blue light LED, its production and the light emitting devices. The general formula of the phosphor is LnaMb(O,F)12:(R3+,M′2+)x, wherein, Ln is at least...
7851990 Method for generating low color temperature light and light emitting device adopting the same  
A method for generating low color temperature light and a light emitting device adopting the same, comprise a LED component, phosphor capable to be excited by the emission light of the LED...
7846351 Fluorescent substance, process for producing the same, and luminescent device  
This invention provides a blue phosphor, which has higher blue brightness and larger half-value width in an emission spectrum as compared with the conventional rare earth-activated sialon phosphor...
7846350 Highly saturated red-emitting Mn(IV) activated phosphors and method of fabricating the same  
The present invention provides a light emitting device comprising a semiconductor light source emitting radiation at about 250˜500 nm; and a phosphor composition radiationally coupled to the...
7846354 Method of making red-emitting borate phosphor  
There is described a method of producing a red-emitting manganese and cerium co-activated gadolinium magnesium zinc pentaborate phosphor that comprises combining a hydrated hexaborate of zinc,...
7846352 Method of producing UV-emitting magnesium pentaborate phosphors  
A method of producing a UV-emitting magnesium pentaborate phosphor is described. The method comprises combining a hydrated magnesium hexaborate with oxides of Y, Gd, Ce and Pr to form a mixture...
7847309 Red line emitting complex fluoride phosphors activated with Mn4+  
New phosphor materials including a complex fluoride phosphor activated with Mn4+ which may include at least one of (A) A2[MF7]:Mn4+, wherein A=Li, Na, K, Rb, Cs, NH4, or a combination thereof, and...
7846353 Method of making green-emitting borate phosphors  
There is described a method for the preparation of a green-emitting terbium and cerium co-activated gadolinium magnesium pentaborate phosphor that utilizes a hydrated magnesium hexaborate as a...
7843308 Direct application voltage variable material  
A first voltage variable material (“VVM”) includes an insulative binder, first conductive particles with a core and a shell held in the insulating binder and second conductive particles without a...
7839468 White phosphor, light emission device including the same, and liquid crystal display device including the light emission device as backlight unit  
A white phosphor, a light emission device including the same, and a liquid crystal display (LCD) including the light emission device as a backlight unit. The white phosphor includes: 40 to 50...
7833436 Multinary oxynitride phosphor, and light emitting device, image display, illuminating device and phosphor-containing composition using the same, and multinary oxynitride  
To provide a green phosphor with high conversion efficiency of blue of near-ultraviolet light and excellent color purity, a multinary oxynitride phosphor represented by the general formula [I] is...
7828993 Phosphor and optical device using same  
A phosphor for converting ultraviolet light or blue light emitted from a light emitting element into a visible white radiation having a high level of color rendering properties, containing a light...
7824653 Water soluble quantum dots  
An economic, direct synthetic method for producing water soluble QDs that are ready for bioconjugation is provided. The method can produce aqueous QDs with emission wavelengths varying from 400 nm...
7820073 White light emitting device  
A white light emitting device capable of expanding the wavelength range of a blue LED used for realizing white light. The white light emitting device according to the present invention includes a...