Abstract: A zircon body for use in glass manufacturing is provided containing zircon grains and an intergranular phase present between the zircon grains. The intergranular phase may contain silicon oxide. The body may be exposed to a halide to at least partially remove at least a majority of the silicon oxide contained in the intergranular phase from the outer portion or to at least partially remove the intergranular phase along an outer portion of the component.

Abstract: A scintillator can include a photosensor surface and a side surface adjacent to the photosensor surface. The photosensor surface can be adapted to provide scintillating light to a photosensor. In an embodiment, the scintillator can have grooves along the side surface, wherein the grooves have lengths extending in a direction toward the photosensor surface. In another embodiment, the scintillator can include a reflector and a clear adhesive between the scintillator and reflector. In a particular embodiment, the reflector is substantially white and has a gloss value of at least 50. The scintillator can be in the form of a scintillator element of an array or in the form of a single scintillator. The scintillator can be coupled to a photosensor within a radiation detection apparatus. For an array, a process of forming the array can include forming grooves along one or more side surfaces during a fabrication process.

Abstract: A zircon body for use in glass manufacturing is provided containing zircon grains and an intergranular phase present between the zircon grains. The intergranular phase may contain silicon oxide. The body may be exposed to a halide to at least partially remove at least a majority of the silicon oxide contained in the intergranular phase from the outer portion or to at least partially remove the intergranular phase along an outer portion of the component.

Abstract: An apparatus can include a light emitting device and a light sensing device optically coupled to the light emitting device via a first layer and a second layer. In an embodiment, the first layer can have a first thickness and a first index of refraction with a value greater than 0 and the second layer can have a second thickness and a second index of refraction with a value less than 0. In a particular embodiment, the light emitting device can include a scintillator and the light sensing device can include a photosensor.

Abstract: A solid oxide fuel cell (SOFC) article including a SOFC unit cell having a functional layer of an average thickness of not greater than about 100 ?m, wherein the functional layer has a first type of porosity having a vertical orientation, and the first type of porosity has an aspect ratio of length:width, the width substantially aligned with a dimension of thickness of the functional layer.

Abstract: An article, such as a light emitting device, can include a first material and a second material, wherein the first material is capable of emitting first radiation having a first emission maximum at a first wavelength, and the second material is capable of emitting second radiation in response to capturing the first radiation. The second material can have a second emission maximum at a second wavelength within the visible light spectrum. In an embodiment, the second material can be different from the first material. In another embodiment, a difference between the first wavelength and the second wavelength can be at least approximately 70 nm. Additionally, the second material can include a luminescent material having a formula of Gd3(x)Y3(1-x)Al5(y)Ga5(1-y)O12, where x is at least approximately 0.2 and no greater than approximately 0.99 and y is at least approximately 0.05 and no greater than approximately 0.99.

Abstract: A proppant for use in fracturing geological formations is made from bauxitic ores and a calcium containing compound. The proppant has a calcium containing crystalline phase.

Abstract: The present disclosure relates to a scintillation assembly. The assembly may include a scintillator having a surface, a pressure sensitive adhesive layer contacting at least a portion of said surface, and a reflector proximal to the scintillator surface and adhered to the scintillator surface by the pressure sensitive adhesive layer, wherein the adhesive layer exhibits a TTV of 0.01 mm or less.

Abstract: A detector assembly includes a cap assembly configured to close an end of a detector housing that is configured to contain a sensor therein, the cap assembly has a radially expandable member configured to expand radially within the detector housing and lock the position of the cap assembly relative to the detector housing.

Abstract: The carrier of the present invention includes at least 85 wt percent alpha alumina, at least 0.06 wt percent SiO2 and no more than 0.04 wt percent Na2O. The carrier has a water absorption no greater than 0.35 g/g and a ratio of water absorption (g/g) to surface area (m2/g) no greater than 0.50 g/m2. Another aspect of the invention is a catalyst for the epoxidation of olefins which comprises the above described carrier and silver dispersed thereon, where the carrier has a monomodal, bimodal or multimodal pore distribution and where the quantity of silver is between 5 and 50 wt/%, relative to the weight of the catalyst. A reactor system for the epoxidation of olefins is also disclosed.

Abstract: A radiation detector can include a solid organic/plastic scintillator that enables neutron and gamma interactions to be readily distinguished via pulse-shape discrimination. Embodiments make use of a scintillator including a polymer matrix with a dispersed scintillation material exhibiting thermally activated delayed fluorescence. The scintillation material can include an organic luminescent material that is free of heavy metals and in which excited triplet states are efficiently promoted into excited singlet states by thermal energy, the excited singlet states then generating a delayed fluorescence when decaying to ground state. As a result, the scintillation material, when exposed to ionizing radiation, can produce a combination of prompt and delayed fluorescence sufficient to enable neutron and gamma interactions to be readily distinguished via pulse-shape discrimination techniques.

Abstract: An abrasive article includes a bonded abrasive body having abrasive particles contained within a bond material. The abrasive particles include silicon carbide and are essentially free of carbon-based and boron-based sintering aid materials. In an embodiment, the bond material can include a phenolic resin. In another embodiment, the bonded abrasive body can include an oxide phase disposed interstitially between the silicon carbide abrasive particles. In an additional embodiment, the abrasive particles can consist essentially of silicon carbide and aluminum oxide in a ratio of silicon carbide to alumina of at least about 8:1.

Abstract: A containment tube includes a sealed tube comprising silicon carbide, first and second ends, an inner bore extending along at least a portion of its axial length between the first and second ends, and contains a radioactive material within the bore of the sealed tube. The first end has a plug residing in the inner bore to close the first end, and the second end has a distal wall that closes the inner bore at the second. At least one of the first or second ends is bonded to the sealed tube by a sinter bond.

Abstract: A component includes a body including zircon (ZrSiO4) grains, the body having a free silica intergranular phase present between the zircon grains and distributed substantially uniformly through the body. The body comprises a content of free silica not greater than about 2 wt. % for the total weight of the body.

Abstract: A refractory object can include at least approximately 10 wt % Al2O3 and at least approximately 1 wt % SiO2. In an embodiment, the refractory object can include an additive. In a particular embodiment, the additive can include TiO2, Y2O3, SrO, BaO, CaO, Ta2O5, Fe2O3, ZnO, or MgO. The refractory object can include at least approximately 3 wt % of the additive. In an additional embodiment, the refractory object can include no greater than approximately 8 wt % of the additive. In a further embodiment, the creep rate of the refractory object can be at least approximately 1×10?6 h?1. In another embodiment, the creep rate of the refractory object can be no greater than approximately 5×10?5 h?1. In an illustrative embodiment, the refractory object can include a glass overflow trough or a forming block.

Abstract: A method for cleaning the glass surface of solar panels which employs the use of highly efficient sequestering agents and allows to replace deionized water with municipal or fresh water of up to a very high water hardness, without having a loss in the long term power output of the solar panels.

Abstract: An abrasive grain is disclosed and may include a body. The body may define a length (l), a height (h), and a width (w). In a particular aspect, the length is greater than or equal to the height and the height is greater than or equal to the width. Further, in a particular aspect, the body may include a primary aspect ratio defined by the ratio of length:height of at least about 2:1. The body may also include an upright orientation probability of at least about 50%.

Abstract: An interconnect material is formed by combining a lanthanum-doped strontium titanate with an aliovalent transition metal to form a precursor composition and sintering the precursor composition to form the interconnect material. The aliovalent transition metal can be an electron-acceptor dopant, such as manganese, cobalt, nickel or iron, or the aliovalent transition metal can be an electron-donor dopant, such as niobium or tungsten. A solid oxide fuel cell, or a strontium titanate varistor, or a strontium titanate capacitor can include the interconnect material that includes a lanthanum-doped strontium titanate that is further doped with an aliovalent transition metal.

Abstract: Embodiments of the present disclosure relate to a scintillator array including a reflector disposed between the scintillator pixels, and methods of forming the scintillator array and radiation detector. In an embodiment, the reflector can be used in the scintillator array without an adhesive. In another embodiment, the reflector can be disposed in a zigzag pattern between the scintillator pixels.

Abstract: The present invention relates to a method for making a hexagonal boron nitride slurry and the resulting slurry. The method involves mixing from about 0.5 wt. % to about 5 wt. % surfactant with about 30 wt. % to about 50 wt. % hexagonal boron nitride powder in a medium under conditions effective to produce a hexagonal boron nitride slurry. The present invention also relates to a method for making a spherical boron nitride powder and a method for making a hexagonal boron nitride paste using a hexagonal boron nitride slurry. Another aspect of the present invention relates to a hexagonal boron nitride paste including from about 60 wt. % to about 80 wt. % solid hexagonal boron nitride. Yet another aspect of the present invention relates to a spherical boron nitride powder, a polymer blend including a polymer and the spherical hexagonal boron nitride powder, and a system including such a polymer blend.