Abstract: The present invention relates to a method for fabricating a new silver coating/nanoparticle scaffold that significantly enhances the luminescence of near-field fluorophores via the metal enhanced fluorescence phenomenon. The silver coating/nanoparticle scaffold can be used for numerous applications in metal-enhanced fluorescence.

Abstract: A wavelength conversion structure includes a light guide formed of a light-transmissive member having a laser light incident port that allows the laser light to be introduced and a phosphor-containing layer that covers at least part of the surface of the light guide. The light guide has a light diffusing structure having asperities and a light reflecting film. The asperities are formed over the surface of the light guide except a laser light incident surface having the laser light incident port. The light reflecting film is formed over the surface of the light guide along the asperities except the laser light incident port and the portion covered with the phosphor-containing layer.

Abstract: There are provided a phosphor film, a method of manufacturing the same, and a method of coating an LED chip with a phosphor layer. The phosphor film includes: a base film; a phosphor layer formed on the base film and obtained by mixing phosphor particles in a partially cured resin material; and a cover film formed on the phosphor layer to protect the phosphor layer.

Abstract: The inner surfaces of fluorescent lamp tubing are provided with a phosphor coating. The phosphor coating defines an inward-facing surface. A protective coating is deposited on the inward-facing surface of the phosphor coating. The protective coating defines an innermost surface and makes effective recombination of Hg ions possible on the innermost surface of the second coating before the Hg ions collide with the phosphor particles in the phosphor coating.

Abstract: The present disclosure relates to a powder composition comprising both chemiluminescent and fluorescent components. In some embodiments, the disclosure provides a marking system, which is in powder form, comprising at least one oxalate ester, at least one fluorescer, at least one peroxide, at least one catalyst, and at least one secondary fluorescent agent. In accordance with the present disclosure, the at least one oxalate ester, the at least one fluorescer, the at least one peroxide, and the at least one catalyst are admixed at the time of use for the generation of light. In certain embodiments, the chemiluminescent components emit light in the visible, ultra-violet, or infrared spectrum as the result of a chemical reaction, and the secondary fluorescent components can be selected for their ability to absorb at least some of the light generated by the chemiluminescent components, and then reemit light at a different wavelength.

Abstract: The invention seeks protection for a novel method for the surface functionalisation of solid materials with one or more active ingredients intended to confer specific properties thereon, such as anti-UV, fluorescence or coloring properties.

Abstract: Provided, among other things, is a multiplex assay comprising: conducting a fluorescence-developing assay on microtabs having at least one surface that shows plasmonic enhancement, wherein a plurality of the microtabs have unique probes affixed to their plasmonically enhanced surfaces; and measuring the fluorescence associated with the substrates and identifying the correlated probe by for the microtab. The microtabs can be, for example, MTPs that send a unique identifier, and the correlated probe can be identified by querying the MTPs for their identifier.

Abstract: A method of manufacturing golf balls having a highly transparent cover includes, prior to formation of the cover, a preformed body fabricating step wherein a fluorescent material that emits light when exposed to ultraviolet radiation is included in or coated onto the preformed body. In this way, a preformed body which matches a cover to be formed can be easily and reliably identified from among a plurality of types of preformed bodies stored at a temporary storage place. This manufacturing method enables golf balls of excellent visibility and stylishness to be efficiently produced.

Abstract: The invention provides a method of manufacturing golf balls having covers of very high transparency, which method includes, prior to formation of the cover, a preformed body fabricating step wherein a material that develops a specific color when exposed to ultraviolet radiation is included in or coated onto the preformed body. In this way, a preformed body that matches the cover to be formed can be easily and reliably identified from among a plurality of types of preformed bodies stored at a temporary storage place. The invention also provides golf balls having a construction suitable for carrying out such a manufacturing method. The invention enables golf balls of excellent visibility and stylishness to be efficiently produced.

Abstract: The invention relates to a surface textile structure comprising an arrangement of a plurality of conductive threads or threads exhibiting conductive properties. Insulating sections are arranged between the conductive threads or insulating threads are incorporated into the structure. The structure also comprises an inorganic electroluminescent material and electric connection elements. According to the invention, the electroluminescent material is incorporated into intermediate areas of the structure or is embodied inside the structure in the form of coated threads. The structure is also provided with a coating which is also selective made of a fluorescent material and/or optical brightening agents. The overall arrangement comprises a transparent, elastic, covering protective layer.

Abstract: A phosphate particle with a mean diameter of from 1.5 ?m to 15 ?m, which has an inorganic core and a shell that covers the inorganic core uniformly over a thickness of no less than 300 nm, is described. The shell can have a lanthanum cerium terbium phosphate of formula La(1-x-y)CexTbyPO4, where 0.2?x?0.35 and 0.19?y?0.22. The phosphor is produced by heat-treating a phosphate at a temperature of greater than 900° C.

Abstract: A peelable light conversion luminescent film consisting of a substrate and a light conversion coating layer thereon is provided. The light conversion coating layer consists of a fluorescent material, a two-component silicone resin, a diluent and an adjuvant. The substrate is a fluorine-containing polyester film which can be easily peeled off from the light conversion coating layer when using the light conversion film. The fluorine-containing polyester film can function as a substrate and as a protective film. The fluorine-containing polyester film can be easily peeled off to avoid the deformation of light conversion coating layer. After the peeling off from the fluorine-containing polyester film, the light refraction is reduced and the luminescent efficiency is increased.

Abstract: The present invention relates to a pane element with a protective device against bird strikes, whereby a protective structure is arranged on the outer area of a pane element which structure absorbs light in the wavelength range of approximately 320 nm to 420 nm, in particular at approximately 350 nm to 380 nm and emits by Stokes shift on the longer wave range, in particular in the UV range or near UV range into the visible wavelength range and is visible as a hindrance for a bird that cannot be flown through and is largely not visible to the human eye or seems translucent or can be recognized as an anti-bird structure, and relates to a method for the production and the use for avoiding the injuring or killing of birds.

Abstract: A container used for chromatographic sample analysis has (a) at least one silica uppermost layer, which is deposited onto the container using a liquid phase deposition process, and, optionally, (b) at least one indicator present in at least part of the at least one silica uppermost layer for visually distinguishing the container from other containers, and/or determining the “use status” of the container, and/or identifying the proper orientation of the container when it is to be put in use, and/or providing a means of decoration, identification, or counterfeit detection. In one preferred embodiment, the indicator is thermochromic. In another preferred embodiment, the indicator is photochromic.

Abstract: Disclosed is a method for creating a photoluminescent object that is fabricated by applying to a preformed article, at least one photoluminescent formulation to result in a photoluminescent layer. The at least one photoluminescent formulation comprises at least an effective amount of at least one phosphorescent material and another effective amount of a fluorescent material.

Abstract: The invention relates to a method for labelling a substrate, in which method at least one luminescent dye is deposited as a first identification feature in at least one transparent marker layer or in at least one functional layer on a surface of the substrate or on a layer which is situated on the surface, wherein the transparent marker layer or the functional layer is provided with a structure in a further step for producing a second identification feature by local destruction, in particular thermally. According to the invention, the deposition of the at least one marker layer or functional layer takes place by means of chemical gas-phase deposition using a flame or a plasma, by means of a sol-gel method or electrochemically.

Abstract: A microfluidic valve system is disclosed that includes a matrix, a hydrophilic acceptor region a hydrophilic transfer region, and a hydrophobic gap between the acceptor region and the transfer region.

Abstract: An aluminate-based fluorescent powder coated by metal nanoparticles. The formula thereof is (Y1-xTbx)3(Al1-yGay)5O12@zM, in which 0<x?1.0, 0?y?1.0, @ means coating, M is metal nanoparticles, z is mole ratio of metal nanoparticles to aluminate-based fluorescent powder and 0<z?0.01. A method for producing the aluminate-based fluorescent powder coated by metal nanoparticles is also provided.

Abstract: An epoxy glow coat and a method preparing an epoxy glow coat are disclosed. The epoxy glow coat comprises a mixture obtained by mixing predefined proportions of a clear epoxy and glow powder. The method comprises the steps of: mixing a predefined proportion of a clear epoxy and glow powder to obtain a viscous mixture; applying the viscous mixture on to a desired area; and curing the mixture.

Abstract: Methods and systems for identifying a batch of bulk product comprising particles are disclosed. One such method comprises the steps of: identifying at least one particle in the batch of bulk product that comprises data for identifying the quantity of bulk product (510); verifying that the data is representative of the batch of bulk product by detecting presence of a first marker applied to the at least one particle and one or more other particles in the quantity of bulk product that do not comprise the data (520); and retrieving the data from the at least one particle and processing the data to identify the quantity of bulk product (530).

Abstract: A wavelength conversion structure comprises a first phosphor layer and a second phosphor layer formed on the first phosphor layer, wherein the first phosphor layer comprises a plurality of first phosphor particles, and the second phosphor layer comprises a plurality of second phosphor particles. The average particle size of the second phosphor particles is not equal to that of the first phosphor particles.

Abstract: An article includes a substrate with a plurality of independent taggant layers that each include metal oxide nanocrystals doped with at least one Lanthanide element. Each taggant layer includes metal oxide nanocrystals doped with a different Lanthanide element than each other taggant layer.

Abstract: A wavelength conversion structure comprises a phosphor layer comprising a first part and a second part formed on the first part, wherein the first part and the second part have a plurality of pores, a first material layer formed in the plurality of pores of the first part, a second material layer formed in the plurality of pores of the second part and a plurality of phosphor particles, wherein the plurality of phosphor particles is distributed in the first material layer and the second material layer.

Abstract: A self-arranging, luminescence-enhancement device 101 for surface-enhanced luminescence. The self-arranging, luminescence-enhancement device 101 for surface-enhanced luminescence includes a substrate 110, and a plurality 120 of flexible columnar structures. A flexible columnar structure 120-1 of the plurality 120 includes a flexible column 120-1A, and a metallic cap 120-1B coupled to the apex 120-1 C of the flexible column 120-1A. At least the flexible columnar structure 120-1 and a second flexible columnar structure 120-2 are configured to self-arrange into a close-packed configuration with at least one molecule 220-1 disposed between at least the metallic cap 120-1B and a second metallic cap 120-2B of respective flexible columnar structure 120-1 and second flexible columnar structure 120-2.

Abstract: A method for processing phosphors for use in optical applications includes providing a luminescent material in particulate form. The luminescent material has particles within a size range. A filter process removes particulates having a size greater than two times an upper limit of the size range to separate the particles by the desired particle size range.

Abstract: Double core-shell fluorescent materials and preparation methods thereof are provided. The double core-shell fluorescent materials include inner core, inner shell coating the inner core and outer shell coating the said inner shell. The inner core is metal particle and the chemical constitution of the inner shell is silicon dioxide. The outer shell is fluorescent powder represented by the following chemical formula: (R1-x, Eux)2O3, wherein R is Y, Gd or combination thereof, 0.02?x?0.1. The double core-shell fluorescent materials with uniform and stable luminous effect not only increase luminous intensity, but also decrease usage amount of fluorescent powder by using metal particle as inner core.

Abstract: A quantum dot-glass composite luminescent material is provided, the base of which is nanometer pore glass. The nanometer pore glass is doped with luminescent quantum dot. A manufacturing method for the luminescent material is also provided, which includes: step one, preparing an aqueous or organic solution of a single luminescent quantum dot, or a mixed aqueous or organic solution of two or more luminescent quantum dots; step two, immersing the nanometer pore glass in the solution of step one for at least ten minutes; step three, taking the immersed nanometer pore glass out of the solution and drying it in the air, wrapping and packaging the nanometer pore glass with resin, and obtaining the quantum dot-glass composite luminescent material after solidifying it. The composite luminescent material and manufacturing method thereof are suitable for industrialization and have a broad application in the fields of illumination, LED, display and so on.

Abstract: A storage phosphor screen including a substrate; a phosphor layer disposed over the substrate; and an overcoat layer disposed over the phosphor layer, wherein the overcoat layer comprises at least one organic solvent-soluble polymer and at least one light absorbing colorant, and wherein the light absorbing colorant is dispersed within the organic solvent-soluble polymer. Also disclosed is a method of preparing a storage phosphor screen including providing a substrate; providing a phosphor solution comprising a solvent, at least one stimulable phosphor, and a binder; providing an overcoat solution comprising a solvent, at least one organic solvent-soluble polymer and at least one light absorbing colorant; forming a phosphor layer over a surface of the substrate with the phosphor solution; and forming an overcoat layer over the phosphor layer with the overcoat solution, wherein the light absorbing colorant is dispersed within the overcoat layer.

Abstract: A laser markable security laser transfer film includes a carrier web formed from a laser light-transmissive material and a taggant-containing film disposed on the carrier web. The taggant-containing film is formulated from an energy sensitive taggant capable of withstanding temperatures of at least about 1800° F. to about 2200° F. The taggant absorbs energy at a first predetermined wavelength and, in response, emits energy at a second predetermined wavelength that is different from the first wavelength. The taggant-containing film further includes a polymeric resin. The taggant-containing film is disposed on the object to be marked with the taggant-containing film adjacent the object, and laser light is directed through the film to fuse the taggant-containing film onto the object to form a taggant-containing marking on the object.

Abstract: A light emitting element (10) is provided, which includes luminescent glass (13), a metal layer (14) formed on the surface of the luminescent glass (13), wherein periodic micro and nano structure is provided on the metal layer (14), and the chemical constituent of the luminescent glass (13) is rare-earth-ion doped silicate. Further provided are manufacturing and luminescence methods of the light emitting element. The luminescent glass (13) in the present invention includes a metal layer (14) with periodic micro and nano structure, which can enhance the luminous efficiency and luminous homogeneity and stability of the luminescent glass, and can be used on superluminescent and high-speed operating light emitting devices.

Abstract: A method for forming a layer of an LED phosphor material includes disposing a first surface in a proximity of a powder that includes an LED phosphor material, forming electrostatic charges on the first surface, and forming a layer of the LED phosphor material on the first surface at least partially by using the electrostatic charges. In an embodiment, the method includes disposing the first surface in an interior of a chamber and forming an airborne distribution of the powder in the interior of the chamber in a vicinity of the first surface. In another embodiment, the method includes providing a reservoir of the powder and applying to said phosphor powder an electrostatic charge opposite to that of said electrostatic charge on the first surface.

Abstract: Methods of fabricating light extractors are disclosed. The method of fabricating an optical construction for extracting light from a substrate includes the steps of: (a) providing a substrate that has a surface; (b) disposing a plurality of structures on the surface of the substrate, where the plurality of structures form open areas that expose the surface of the substrate; (c) shrinking at least some of the structures; and (d) applying an overcoat to cover the shrunk structures and the surface of the substrate in the open areas.

Abstract: A photoluminescent decal device for light marking arranged for being placed by or onto a transport path, wherein said photoluminescent decal device comprises the following features:—a lower non stick liner (5) arranged to cover an above arranged adhesive layer (4) arranged for the attachment of said decal device to a substrate,—a ply of a reflective layer (3) arranged above said adhesive layer (4), said reflective layer comprising reflective material arranged to reflect incoming light from overlying successive layers,—one or more photoluminescent layers (2) arranged above said reflective layer (3), where said photoluminescent layer (2) comprises strontium aluminate dispersed in a transparent binder and arranged for receiving light and delayedly emitting light,—a base foil (1) in the form of a transparent polymer arranged on said one or more photoluminescent layer (2),—a layer of a relatively thick transparent layer (6) of polyurethane or similar material, arranged on said basefoil (1), arranged for protecting

Abstract: A scintillator for converting radiation into light includes a first conversion layer being a planar phosphor and a second conversion layer having columnar phosphors. To form the columnar phosphors of the second conversion layer, optical fibers of a fiber optic plate are filled with a phosphor paste. The columnar phosphors produce a light guide effect. The phosphors of both the first and second conversion layers contain GOS particles dispersed in a resin binder.

Abstract: A radiation detection apparatus can include a radiation sensor having a corresponding radiation sensing region, and a photosensor that is optically couple to the radiation sensor. The radiation sensing region can include optical fibers. In an embodiment, some or all of the optical fibers can be coated. The coating can include a phosphorescent material. In an embodiment, the optical fibers can be arranged in a manner such that optical substrates have substantially no bends.

Abstract: This invention relates to a pearlescent pigment, which is composed of flaky alumina substrate particles produced by a hydrothermal process and coat layers formed on the flaky substrate particles and composed of at least one metal oxide including at least a titanium oxide. The metal oxide has an average particle size of from 1 to 500 nm. According to this invention, it is possible to provide a pearlescent pigment, which has wholly uniform photoluminescence and an elegant and silky feel in combination and can fully satisfy artistry as desired.

Abstract: The invention relates to X-ray technology and medical diagnostics, and can be used for carrying out gamma flaw detection on various articles and piping systems. The technical result is an increase in contrast of the integrated image that is produced. A multi-element X-ray radiation detector consists of a flat multi-element scintillator in the form of a discrete set of hetero-phase luminescent elements which are arranged in the cells of a mesh made from a metal which absorbs X-ray radiation and reflects light, the increment size of which mesh corresponds to the increment size of the photo receiver matrix. The metallic mesh that forms the multi-element luminescent scintillator is made from elements having an atomic number from N=26 (iron) to N=74 (tungsten), has silver-plated coils, and separates the scintillator elements optically from one another. The coils of the mesh have a diameter from 0.06 mm to 0.16 mm, and the area of the effective cross section of the mesh is between 45% to 82%.

Abstract: A liquid composition (e.g., inkjet fluid) for forming an organic layer of an organic electronic device (e.g., an OLED). The liquid composition comprises a small molecule organic semiconductor material mixed in an aromatic solvent. The aromatic solvent, when left as a residue in the organic layer, is capable of presenting relatively reduced resistivity to charge transport or facilitating charge transport in the organic layer that is deposited, as compared to other conventional solvents. In certain embodiments, the aromatic solvent compound has the following formula: wherein R represents one or more optional substituents on the benzene ring, wherein each R is independently an aliphatic group containing from 1-15 carbon atoms; and wherein X is a substitution group that contains an electron-withdrawing group selected from nitrile, sulfonyl, or trifluoromethyl.

Abstract: Microspheres, populations of microspheres, and methods for forming microspheres are provided. One microsphere configured to exhibit fluorescent and magnetic properties includes a core microsphere and a magnetic material coupled to a surface of the core microsphere. About 50% or less of the surface of the core microsphere is covered by the magnetic material. The microsphere also includes a polymer layer surrounding the magnetic material and the core microsphere. One population of microspheres configured to exhibit fluorescent and magnetic properties includes two or more subsets of microspheres. The two or more subsets of microspheres are configured to exhibit different fluorescent and/or magnetic properties. Individual microspheres in the two or more subsets are configured as described above.

Abstract: Disclosed are photoluminescent formulations, comprising an effective amount of photoluminescent phosphorescent materials, which exhibit high luminous intensity and persistence. Also disclosed are photoluminescent objects formed by applying at least one photoluminescent layer, formed from photoluminescent formulations, to preformed articles. Further disclosed are methods for creating photoluminescent objects.

Abstract: Disclosed is a method for creating a photoluminescent object that is fabricated by applying to a preformed article, at least one photoluminescent formulation to result in a photoluminescent layer. The at least one photoluminescent formulation comprises at least an effective amount of at least one phosphorescent material and another effective amount of a fluorescent material.

Abstract: Disclosed is a composite security element and a method for applying the same to a substrate (e.g., paper). The composite security element has a first pattern mark and a second pattern mark. The first pattern mark is marked in first (active) marking material (e.g., ink) and the second pattern mark is marked in second (passive) marking material. When exposed to light or radiation at wavelengths in the visible spectrum, the first and second pattern marks are indistinguishable from one another (to a naked human eye). When exposed to radiation at at least some wavelengths outside of the visible spectrum, the first and second pattern marks are distinguishable from one another (e.g., first pattern reacts to non-visible light). The first pattern mark may be a security mark or symbol, for example. The marking materials may be colorless. Both first and second pattern marks are also associated with similar gloss.

Abstract: The composition of the invention is of the type comprising particles formed by a mineral core and a shell that covers the mineral core uniformly, said shell being based on a phosphate of cerium and/or of terbium, optionally with lanthanum. The composition is characterized in that it contains sodium at a concentration of at most 7000 ppm. The phosphor of the invention is obtained by calcination of the composition at at least 1000 DEG C.

Abstract: A method for producing solid particles having a silica coating, by: dispersing the solid particles to be coated in an aqueous medium to produce a solid particle dispersion, adjusting the pH of the solid particle dispersion by a buffer system to produce a buffered solid particle dispersion, and adding an alkaline silicate solution to the buffered solid particle dispersion to form the silica coating on the solid particles during a coating period. The amounts of buffer system and alkaline silicate solution are selected such that the pH of the buffered solid particle dispersion before the addition of the alkaline silicate solution is at least 7.0 and after completion of the addition of the alkaline silicate solution is at most 11.0.

Abstract: This invention relates to a method for producing a core-shell nanophosphor for use in radiation storage comprising: a) preparing a nanoscale metal halide core; b) coating the nanoscale metal halide core with at least one shell which is activated by a rare earth metal; and c) forming a core-shell nanophosphor. This invention also relates to a core-shell nanophosphor comprising a substrate core and at least one shell that is sensitive to ionizing radiation, neutrons, electrons or UV radiation. This invention also relates to a radiation image storage panel, a radiation monitoring apparatus and a use of the core-shell nanophosphor according to this invention.

Abstract: Systems and methods for producing a material of desired thickness. Deposition techniques such as atomic layer deposition are alter to control the thickness of deposited material. A funtionalization species inhibits the deposition reaction.

Abstract: A photoluminescent marking that includes a photoluminescent layer and at least one functional overlayer is disclosed. The photoluminescent layer comprises at least one type of photoluminescent material. The at least one functional overlayer is adapted to selectively filter wavelengths of radiation to enhance the daylight observability of a final emission signature of the marking or to prevent the observability with the naked eye of a printed message on the marking. Also methods of making and using the inventive photoluminescent marking are disclosed.

Abstract: A front sheet of solar cell, a method of manufacturing the same and a photovoltaic module are provided. The front sheet of solar cell can effectively block infrared rays (IRs) by forming an IR blocking layer including a cholesteric liquid crystal (CLC) material on a substrate. Thus, an increase in temperature of a cell can be suppressed so that the power generation efficiency of the cell can be improved. Also, the multi-layered sheet can be configured so that a UV blocking layer including a fluorine-based polymer and a wavelength conversion material can be formed on the IR blocking layer. Thus, wavelengths of a UV region can be converted into wavelengths of a VR region so that the power generation efficiency of the cell can be improved, and discoloration and deformation caused by UVs can be prevented so that the weather resistance can be improved.

Abstract: A radiological image detection apparatus includes: a scintillator which is formed out of a group of columnar crystals in which crystals of a fluorescent material emitting fluorescence when irradiated with radiation have grown into columnar shapes; and a photodetector which is provided on a radiation entrance side of the scintillator and which detects the fluorescence emitted by the scintillator as an electric signal. A high activator density region whose activator density is higher than activator density of a region on an opposite side to the radiation entrance side in the scintillator is provided and disposed on the photodetector side in the scintillator.

Abstract: A radiological image detection apparatus includes: a scintillator which is formed out of a group of columnar crystals in which crystals of a fluorescent material emitting fluorescence when irradiated with radiation have grown into columnar shapes; and a photodetector which detects the fluorescence emitted by the scintillator as an electric signal. Activator density in the scintillator varies between high density and low density repeatedly in a radiation travelling direction in at least a part of the scintillator. The activator density in each of front end portions and base end portions of the columnar crystals is lower than the high density.