Abstract: A pixelated X-ray conversion screen includes a metal aperture sheet having a pixel hole filled with a scintillator material, wherein an area of the pixel hole is equal to or less than about 0.25 mm2.

Abstract: The X-ray imager combines a pulsed X-ray source with a time-sensitive X-ray detector to provide a measure of ballistic photons with a reduction of scattered photons. The imager can provide a comparable contrast-to-noise X-ray image using significantly less radiation exposure than conventional X-ray imagers, notably about half of the radiation.

Abstract: A radiation detector assembly is described comprising: a scintillator; a photodetector; a hermetic enclosure surrounding and defining an enclosure volume that contains the scintillator and the photodetector; wherein the enclosure comprises a wall of plastics material coated with a metal layer. A method of assembly of a radiation detector assembly is also provided.

Abstract: A detection device for a turbine blade of an aircraft engine includes a machine table, a fixing frame, a dip coating mechanism, and a detection mechanism. A sliding cavity is formed in an upper end of the machine table, a support plate is slidably arranged in the sliding cavity, a side end of the support plate is rotatably connected to a chuck, the fixing frame is in an inverted “U” shape and is fixed on the upper end of the machine table, and a mounting barrel is rotatably arranged on the fixing frame. The dip coating mechanism and the detection mechanism are arranged on the machine table, such that wall-hanging sediments in an air film hole and a cooling channel will be exposed to a first photosensitive camera and a second photosensitive camera through fluorescent liquid, thus completing wall hanging and blockage detection of the blade synchronously.

Abstract: Described examples relate to a radio frequency identification (RFID) device configured to be coupled to a surface of an object. The RFID device may include a housing having a first casing and a second casing. The RFID device may also include an RFID tag disposed between the first casing and the second casing. The RFID tag may comprises an antenna and an integrated circuit coupled to the antenna. Further, the RFID device may include a first break-line defined in the first casing and extending between an inner edge and an outer edge of the first casing. The first casing may be breakable along the first break-line. In addition, the RFID device may include a second break-line defined in the second casing and extending between an inner edge and an outer edge of the second casing. The second casing may be breakable along the second break-line.

Abstract: Products, compositions, systems, and methods for modifying a target structure which mediates or is associated with a biological activity, including treatment of conditions, disorders, or diseases mediated by or associated with a target structure, such as a virus, cell, subcellular structure or extracellular structure. The methods may be performed in situ in a non-invasive manner by application of an initiation energy to a subject thus producing an effect on or change to the target structure directly or via a modulation agent. The methods may further be performed by application of an initiation energy to a subject in situ to activate a pharmaceutical agent directly or via an energy modulation agent, optionally in the presence of one or more plasmonics active agents, thus producing an effect on or change to the target structure. Kits containing products or compositions formulated or configured and systems for use in practicing these methods.

Abstract: A scintillation crystal can include a cesium halide that is co-doped with thallium and another element. In an embodiment, the scintillation crystal can include CsX:Tl, Me, where X represents a halogen, and Me represents a Group 5A element. In a particular embodiment, the scintillation crystal may have a cesium iodide host material, a first dopant including a thallium cation, and a second dopant including an antimony cation.

Abstract: An optical storage phosphor, a method for checking an authenticity feature, and an apparatus for carrying out a method, relate to an authenticity feature and to a value document. An inorganic optical storage phosphor is provided having a garnet structure and predetermined composition.

Abstract: A new concept of bi-luminescent security pigments includes lanthanide doped rare-earth compound with rare-earth free compound and its ink formulation. The unique features of this bi-luminescent security ink is that it emits two different colors when it is illuminated by using two different excitation wavelengths. This important feature makes it most suitable for printing of security codes or QR codes/security images on currency, important official documents, food and medicinal packaging etc. The prospective use of this bi-luminescent security ink provides a ground-breaking opening for easily printable, highly stable and unclonable bi-luminescent security codes for anti-counterfeiting applications.

Abstract: An electronics component for use downhole includes a body having an outer surface. The outer surface includes a recess and a protrusion. A first shock absorber is positioned in the recess and compresses in a first direction with respect to the body. A second shock absorber is positioned adjacent to the protrusion and compresses in a second direction with respect to the body.

Abstract: There is disclosed a method of calibrating a gas sensor comprising a luminescent compound having a luminescence lifetime that is quenched by a gaseous substance which uses a model of the relationship between the luminescence lifetime and the concentration of the gaseous substance that is modified by a calibration factor representing a proportion of the compound not being exposed to the gaseous substance, the method comprising: measuring values of the luminescence lifetime of the luminescent compound while the gas sensor is exposed to at least two known concentrations of the gaseous substance; and deriving the calibration factor from the measured values of the luminescence lifetime using the model. Also disclosed are a corresponding gas sensor apparatus for measuring the concentration of a gaseous substance in an environment, and method of measuring a concentration of a gaseous substance in an environment using a gas sensor.

Abstract: The present invention includes: a radiation detecting unit including a fluorescent body expressed by the formula ATaO4: B, C (in the formula, A is selected from at least one kind of element from among rare-earth elements involving 4f-4f transitions, B is selected from at least one kind of element, different from A, from among rare-earth elements involving 4f-4f transitions, and C is selected from at least one kind of element from among rare-earth elements involving 5d-4f transitions); an optical fiber that transmits photons generated by the fluorescent body; a light detector that converts the photons transmitted via the optical fiber 3 one by one into electrical pulse signals; a counter that counts the number of electrical pulse signals converted by the light detector; an analysis and display device 6 that obtains a radiation dose rate on the basis of the number of electrical pulse signals counted by the counter.

Abstract: A scintillator panel includes a substrate having a substrate main surface, a substrate rear surface, and a substrate side surface; and a scintillator layer having a scintillator rear surface formed of a plurality of columnar crystals, a scintillator main surface, and a scintillator side surface. The substrate side surface and the scintillator side surface are substantially flush with each other. In the substrate, an angle between the substrate rear surface and the substrate side surface is smaller than 90 degrees.

Abstract: A radiation detection system using time of flight (TOF) information within multiple optical fiber complexes coupled with a scintillating material at intersections of repeatedly crossing over shape. Light detectors are placed at the ends of each fiber to detect scintillation events. A timing processor is collecting light detector signal to compute TOF difference and estimate the location and strength of radioactivity. The system is scalable in one dimension, capable of being shaped or curved, and customizable in terms of special resolution and sensitivity. The system is suitable for long range and coarse radiation detection.

Abstract: Materials are disclosed for the safe sequestration and removal of hazardous contaminants from a surface. The materials can be sprayed, rolled, painted, brushed or dip coated onto any surface and allowed to dry and/or cure at room temperature or drying/curing can be accelerated by the application of heat to form a coating that entraps the contaminant therein. The coating and the entrapped contaminant can then peeled from the surface and safely disposed of to minimize hazardous waste. The coating includes a colorimetric additive that is specific to the contaminant, the coating and the contaminant producing a visual indication of contamination.

Abstract: A mobile body=includes a reflection control layer that is formed on a surface of the mobile body, to absorb light in a wavelength region from 0.3 micrometer to 0.75 micrometer of incident sunlight, and emit light in a wavelength region from 0.75 micrometer to 100 micrometers.

Abstract: A scintillation crystal can include a cesium halide that is co-doped with thallium and another element. In an embodiment, the scintillation crystal can include CsX:Tl, Me, where X represents a halogen, and Me represents a Group 5A element. In a particular embodiment, the scintillation crystal may have a cesium iodide host material, a first dopant including a thallium cation, and a second dopant including an antimony cation.

Abstract: A scintillation compound can include a rare earth element that is in a divalent (RE2+) or a tetravalent state (RE4+). The scintillation compound can include another element to allow for better change balance. The other element may be a principal constituent of the scintillation compound or may be a dopant or a co-dopant. In an embodiment, a metal element in a trivalent state (M3+) may be replaced by RE4+ and a metal element in a divalent state (M2+). In another embodiment, M3+ may be replaced by RE2+ and M4+. In a further embodiment, M2+ may be replaced by a RE3+ and a metal element in a monovalent state (M1+). The metal element used for electronic charge balance may have a single valance state, rather than a plurality of valence states, to help reduce the likelihood that the valance state would change during formation of the scintillation compound.

Abstract: A method of performing mass spectrometric analyses, comprises: (a) passing a stream of ions through a quadrupole mass analyzer; (b) intercepting a flux of ions emitted from an exit aperture of the quadrupole mass analyzer at a front face of a stack of multichannel plates and emitting a flux of electrons in response to the intercepted flux of ions at a rear face of the stack of multichannel plates; (c) intercepting the flux of electrons at a front surface of a scintillator comprising a phosphorescent material and emitting a flux of photons in response to the intercepted flux of ions at a rear surface of the scintillator; (d) receiving the flux of photons at a photo-imager; and (e) repositioning at least one of the scintillator and the stack of microchannel plates during the execution of one or more of the steps (a) through (d).

Abstract: Codoped alkali and alkaline earth halide scintillators are described. More particularly, the scintillators are codoped with tetravalent ions, such as Ti4+, Zr4+, Hf4+, Ge4+. The codoping can alter one or more optical and/or scintillation property of the scintillator material. For example, the codoping can improve energy resolution. Radiation detectors comprising the scintillators and methods of detecting high energy radiation using the radiation detectors are also described.

Abstract: A scintillator panel has a barrier rib structure, whereby opposing light-receiving substrates can be aligned with high precision and bonded with a photoelectric conversion element. In the scintillator panel, cells demarcated by lattice shaped barrier ribs formed on a sheet-shaped base member are filled with a phosphor for receiving radiation and emitting light, thereby configuring a pixel structure. The scintillator panel has portions in which the lattice-shaped barrier ribs are exposed on both a front surface and a back surface in a portion of a non-display region of the panel external periphery. The exposed parts are optically transparent.

Abstract: A wavelength conversion element includes a wavelength conversion layer having a first surface on which excitation light is incident, a second surface located on the side opposite the first surface, a plurality of phosphor particles that convert the excitation light in terms of wavelength to produce fluorescence, and a binder that holds the plurality of phosphor particles. The plurality of phosphor particles have a particle diameter distribution, and the minimum particle diameter in the particle diameter distribution of a plurality of the phosphor particles contained in a first region located on the side facing the first surface is greater than the minimum particle diameter in the particle diameter distribution of a plurality of the phosphor particles contained in a second region located on the side facing the second surface.

Abstract: A light source apparatus according to an aspect of the invention includes an excitation light source that emits excitation light, a wavelength conversion layer on which the excitation light is incident and which converts the wavelength of the excitation light to emit fluorescence, a plurality of traveling direction changers that are formed in the wavelength conversion layer and change the traveling direction of the fluorescence, and a substrate on which the wavelength conversion layer is provided. The substrate is rotated around an axis of rotation to change the position on which the excitation light is incident on the wavelength conversion layer over time, and the interval between the plurality of traveling direction changers is smaller than the size of the region on which the excitation light is incident.

Abstract: A method includes forming a ceramic member that has a plurality of closed pores within a ceramic matrix. The forming includes compacting a ceramic powder to form intra-particle pores between particles of the ceramic powder, and sintering the compacted ceramic powder to cause diffusion of the ceramic powder and formation of the ceramic matrix. The diffusion does not fill the intra-particle pores and leaves the closed pores.

Abstract: A light emitting device 1 includes: a substrate 30; and a phosphor layer 40 composed in such a manner that a large number of phosphor particles 60 are adhered onto a flat surface 32 of the substrate 30. At least one of the phosphor particles 60 is a polyhedral phosphor particle 65 that is monodispersed, is derived from a crystal structure of garnet and has facets, and a median particle size D50 of the polyhedral phosphor particle 65 is 30 ?m or more and a maximum thickness of the phosphor layer 40 or less. It is preferable that at least one of the phosphor particles 60 adhered onto the flat surface 32 of the substrate 30 is the polyhedral phosphor particle 65 that is monodispersed, is derived from the crystal structure of the garnet, and has the facets.

Abstract: An object of the present invention is to provide a radiological image conversion screen where the flexibility and the storage stability of the radiological image conversion screen are sufficiently kept without phthalic acid ester while conventional sensitivity and sharpness being maintained, and another object thereof is to provide a radiological image conversion screen where a plasticizer in a phosphor layer is suppressed from volatilization and from transfer to other layers and/or films. The objects are solved by a radiological image conversion screen comprising a support substrate and a phosphor layer stacked on the support substrate, wherein the phosphor layer comprises phosphor particles, a polyvinyl acetal resin, and a carboxylic acid ester having an ether group.

Abstract: In a general aspect, electromagnetic emissions from a cell tower are measured. In some aspects, a method includes receiving, at a vapor-cell sensor system associated with the cell tower, electromagnetic radiation from an antenna system disposed on the cell tower. The method includes receiving, at the vapor-cell sensor system, input optical signals communicated from a laser system through respective input optical channels. Output optical signals are generated in the vapor-cell sensor system based on the input optical signals and the electromagnetic radiation. The method additionally includes sending, from the vapor-cell sensor system, the output optical signals through one or more respective output optical channels to a detection system. Systems for measuring electromagnetic emissions from a cell tower are also presented.

Abstract: A waveguide comprises an un-tapered end and a tapered end. The waveguide progressively varies a numerical aperture (NA) of light as the light propagates from the tapered end to the un-tapered end.

Abstract: An ion detection system comprises: a stack of microchannel plates comprising a front face and a rear face, the stack disposed so as to receive, at the front face, a flux of ions from an exit aperture of a quadrupole and to emit, at the rear face, a flux of electrons in response to the received flux of ions; a scintillator having a front and a rear surface and disposed so as to receive the flux of electrons at the front surface and to emit, at the rear surface, a flux of photons in response to the received flux of electrons; a photo-imager configured to receive the flux of photons; a power supply; and first, second and third electrodes coupled to the power supply and disposed at the front face, rear face and first surface, respectively, wherein the scintillator comprises a single crystal plate of a phosphorescent material.

Abstract: A mask cover (10) and a mask are provided. The mask cover (10) comprises a bracket (11) and at least one adjusting unit (12), each adjusting unit (12) includes a shielding plate (121) and a driving component (122), the bracket (11) has an opening portion (111), and at least a portion of the opening portion (111) corresponds to the adjusting unit (12). The shielding plate (121) has a first end and a second end, the second end is fixed on the bracket (11), and the first end is an end opposite to the second end. The shielding plate (121) in an initial state is provided on a side of the opening portion (111).

Abstract: A light emitting device 1 includes: a substrate 30; and a phosphor layer 40 composed in such a manner that a large number of phosphor particles 60 are adhered onto a flat surface 32 of the substrate 30. At least one of the phosphor particles 60 is a polyhedral phosphor particle 65 that is monodispersed, is derived from a crystal structure of garnet and has facets, and a median particle size D50 of the polyhedral phosphor particle 65 is 30 ?m or more and a maximum thickness of the phosphor layer 40 or less. It is preferable that at least one of the phosphor particles 60 adhered onto the flat surface 32 of the substrate 30 is the polyhedral phosphor particle 65 that is monodispersed, is derived from the crystal structure of the garnet, and has the facets.

Abstract: A display based keyboard is described herein. The display based keyboard includes a bi-stable segmented-based display, a master controller, and a display driver. The bi-stable segmented-based display may include a front barrier layer, a top plane layer, a display technology specific layer, a back plane layer, and a rear barrier layer.

Abstract: Embodiments of composite scintillators which may include a scintillator material encapsulated in a plastic matrix material and their methods of use are described.

Abstract: The present invention provides for a composition comprising an inorganic scintillator comprising a doped halide, useful for detecting nuclear material.

Abstract: System and method for detecting and measuring chemical perturbations in a sample. The system and method are useful for non-invasive pH monitoring of blood or blood products sealed in storage bags.

Abstract: A scintillator includes a scintillator layer including a phosphor and an augmenting agent and has an optical reflectance A1 at a wavelength 440 nm and an optical reflectance B1 at a wavelength 520 nm, wherein when an optical reflectance at the wavelength 440 nm is defined as A2 and an optical reflectance at the wavelength 520 nm is defined as B2 after exposure to 2,000 R of radiation, ratios between the optical reflectances “A=A2/A1” and “B=B2/B1” before and after exposure to radiation satisfy “0.70?A/B?1.10”.

Abstract: Illumination sources including a light generation portion comprising an LED assembly configured to output light at a first intensity while generating a first quantity of heat per unit time are disclosed. The heat dissipation portion comprises an MR-16 form factor heat sink configured to dissipate at least the first quantity of heat per unit time, wherein the light generation portion and the heat dissipation portion are characterized a first mass, and wherein a ratio of the first intensity to the first mass is within a range of about 10 lumens per gram to about 30 lumens per gram.

Abstract: There is provided a solid-state imaging device including a substrate having a surface over which a plurality of photodiodes are formed, and a protection film that is transparent, has a water-proofing property, and includes a side wall part vertical to the surface of the substrate and a ceiling part covering a region surrounded by the side wall part, the side wall part and the ceiling part surrounding a region where the plurality of photodiodes are arranged over the substrate.

Abstract: According to the invention, the diode with a single crystal phosphor placed over the chip selected from the InGaN, GaN or AlGaN group comprises the fact that the single crystal phosphor (21) is created from the monocrystalline ingot (51), created by LuYAG or YAP hosts, doped with the atoms selected from the Ce3+, Ti3+, Eu2+, C, Gd3+ or Ga3+ group, grown from the melt with the method selected from the Czochralski, HEM, Badgasarov, Kyropoulos or EFG group, when the Lu3+, Y3+ and Al3+ atoms can be replaced in the host up to the amount of 99.9% with the B3+, Gd3+ or Ga3+ atoms.

Abstract: A package for multi-instance photosensitive authentication includes a container, and a photochromic material non-removably carried by the container and irreversibly changeable upon exposure to ultraviolet (UV) light. The package also includes a UV protector carried over the photochromic material to protect the photochromic material from premature exposure to the UV light, and having multiple portions that are removable to expose multiple portions of the photochromic material to UV light and are irreplaceable once removed.

Abstract: A toy storage and activity apparatus includes a housing including a left housing portion and a right housing portion forming an interior volume, and a hinged joint connecting the left and right housing portions. The hinged joint enables separation of the housing into an open configuration to provide access to the interior volume. The left and the right housing portions each form one or more magnetic interior compartments within the interior volume. The magnetic interior compartments have magnetic surfaces suitable for attaching a magnetic toy character and other magnetic toy models. The three-dimensional magnetic surfaces further include interior-facing indicia depicting a scene or imagery.

Abstract: Described is a scintillator screen including a plurality of filaments. Each of the plurality of filaments includes scintillating particles dispersed within a thermoplastic polymer. The thermoplastic polymer includes an elastic additive. The scintillating particles are from about 10 volume percent to about 60 volume percent of each of the plurality of filaments. Each of the plurality of filaments has a refractive index of greater than or equal to 1.5. The plurality of filaments are substantially parallel to each other and are at a volume packing of from about 60 percent to about 90 percent.

Abstract: According to the embodiment, a radiation detector includes an array substrate including a photoelectric conversion element, a scintillator layer formed on the photoelectric conversion element and converting radiation to fluorescence, and a moisture-proof layer including a surface-smoothing layer which is a continuous film formed to cover the scintillator layer and including at least an organic resin material as a main component and a moisture-proof layer which is a continuous film formed on a surface of the smoothed layer by direct film formation and consisting from inorganic material.

Abstract: A protective cover and an electrical connector assembly having the protective cover are disclosed. The protective cover has a body formed of an at least partly transparent or translucent electrically insulating material and an opaque electrically conductive layer disposed on the body. The electrically conductive layer has a radiation window penetrable by optical radiation formed by a plurality of radiation passages.

Abstract: Provided is a rare earth phosphovanadate phosphor that is excellent in emission characteristics and preferred also from the viewpoint of industrial production, and a production method thereof. The rare earth phosphovanadate phosphor includes at least a primary particle in which a linear uneven pattern including a plurality of ridge lines parallel to each other is formed on the surface of the particle. Further, the method for producing a rare earth phosphovanadate phosphor involves generating a mixture of a rare earth phosphovanadate phosphor and an alkali metal vanadate, and removing the alkali metal vanadate.

Abstract: An oxychloride phosphor of the present disclosure includes divalent Eu arranged as an augmenting agent, at part of locations. The locations correspond to site of at least two kinds of predetermined substances included in a host crystal. A rate of the number of the divalent Eu with respect to the sum of the number of moles of the predetermined substance and the number of moles of the divalent Eu is less than 2%. When the predetermined substance is represented by A, the oxychloride phosphor is represented by a general formula of xAO.yEuO.SiO2.zCl. In this formula, A represents Sr and Ca, or Sr, Ca, and Mg, y indicates a value of not less than 0.002 and not more than 0.02, x+y indicates a value of more than 1.00 and not more than 1.30, and z indicates a value of not less than 0.20 and not more than 0.70.

Abstract: A light emitting element includes a base material having a rough surface and a phosphor layer which is directly or indirectly formed on the rough surface of the base material and includes a plurality of phosphor particles which are bonded to each other by a binder.

Abstract: The invention relates to a system for detecting gamma radiation, such as a gamma camera, including a source of gamma rays, at least one plate P1 of a fast scintillator, the time thereof for rising to the light peak being less than 1 ns, said plate comprising a diffusing entry surface and a polished exit surface, having a thickness of no less than 10 mm, being provided with photodetectors and microelectronics for dedicated reading, characterized in that the microelectronics are of the ASIC type, in that the detector is segmented, and in that on said plate P1, each segment of said detector is capable of measuring a first trigger T1 such that a time resolution is lower than 100 ps; the detector can measure a space and time distribution of the first adjacent photons emitted by an event on the detectors for a time of more than 100 ps and no longer than the time for rising to the light peak of the scintillator.

Abstract: A method and apparatus for focusing a device for imaging a biologic sample is provided. A method aspect includes the steps of: disposing lenslets within a biologic sample, which lenslets have a height and a refractive index, which refractive index is different from that of the sample, wherein one or both of the imaging device and the sample are relatively locatable so a focal position of the imaging device can be moved along the height of the lenslets; imaging a portion of the sample including lenslets using transmittance at one or more wavelengths; determining an average light transmittance intensity of the sample at the wavelengths; determining an average light transmittance intensity of a region of each lenslet at the wavelengths; and determining the focal position of the imaging device using the average light transmittance intensity of the sample and the average light transmittance intensity of the region of the lenslets.

Abstract: An optical material used in a UV-excited yellow light-emitting material and an optical isolator, capable of emitting yellow light stably and highly efficiently even if a large current is fed to obtain the high luminance emission. The optical material used for the UV-excited yellow light-emitting material (2) and the optical isolator (210) is an oxide containing Ce, which is a terbium cerium aluminum garnet type single crystal wherein a part of terbium of a terbium aluminum garnet type single crystal is substituted by cerium. The ratio of number of moles of cerium to the total number of moles of terbium and cerium, namely the composition ratio of cerium, preferably falls within the range from 0.01 mol % to 50 mol %. A part of aluminum may be substituted by scandium or further by any one of terbium, cerium, yttrium, lutetium, ytterbium, and thulium.