Patent application number | Description | Published |
20120001074 | CERAMIC SCINTILATOR BODY AND SCINTILLATION DEVICE - A scintillation device includes a free-standing ceramic scintillator body that includes a polycrystalline ceramic scintillating material comprising a rare earth element, wherein the polycrystalline ceramic scintillating material is characterized substantially by a cation-deficient perovskite structure. A method of producing a free-standing ceramic scintillator body includes preparing a precursor solution including a rare earth element precursor, a hafnium precursor and an activator (Ac) precursor, obtaining a precipitate from the solution, and calcining the precipitate to obtain a polycrystalline ceramic scintillating material including a rare earth hafnate doped with the activator and having a cation-deficient perovskite structure. | 01-05-2012 |
20120012787 | CERAMIC SCINTILATOR BODY AND SCINTILLATION DEVICE - A scintillation device includes a ceramic scintillator body that includes a polycrystalline ceramic scintillating material comprising gadolinium. The polycrystalline ceramic scintillating material is characterized by a pyrochlore crystallographic structure. A method of producing a ceramic scintillator body includes preparing a precursor solution including a rare earth element precursor, a hafnium precursor, and an activator (Ac) precursor. The method also includes obtaining a precipitate from the solution and calcining the precipitate to produce a polycrystalline ceramic scintillating material including the rare earth element, hafnium, and the activator, and having a pyrochlore titrating the precursor solution into the precipitant solution structure. | 01-19-2012 |
20120085972 | CERAMIC SCINTILLATOR BODY AND SCINTILLATION DEVICE - A ceramic scintillator body includes a polycrystalline ceramic scintillating material having a substantially cubic crystallographic structure. The polycrystalline ceramic scintillating material has a chemical composition represented by a general formula LU | 04-12-2012 |
20130034715 | Method of Fabricating Doped Lutetium Aluminum Garnet (LuAG) or Other Lutetium Aluminum Oxide Based Transparent Ceramic Scintillators - Optical quality doped polycrystalline lutetium aluminum garnet (LuAG) scintillator materials having a transmittance in the visible light spectrum greater than 75% and methods for producing same from aluminum oxide and doped lutetium oxide powders. | 02-07-2013 |
20130169825 | METHOD AND APPARATUS FOR MEASURING RESPONSE CURVE OF AN IMAGE SENSOR - The present disclosure discloses a method and an apparatus for measuring response curve of an image sensor. The method comprises: taking at least one photograph of a Grey Scale card with an image sensor to be measured, wherein the photograph comprises a plurality of greyscale image blocks; calculating relative exposure values for each greyscale image block respectively corresponding to the greyscale blocks of the Grey Scale card; plotting a plurality of reference points based on pixel values of pixel points within each greyscale image block and the relative exposure values, and executing an interpolation calculation based on the reference points to obtain a response curve of the image sensor. | 07-04-2013 |
20140091222 | Neutron Detection Apparatus Including A Gadolinium Yttrium Gallium Aluminum Garnet And Methods To Use Same - A neutron detection apparatus can include a scintillator having a formula of Gd | 04-03-2014 |
20140203319 | Article Including a Light Emitting Gadolinium-Containing Material and a Process of Forming the Same - 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 Gd | 07-24-2014 |
20150108404 | Ceramic Scintillator Body and Scintillation Device - A polycrystalline ceramic scintillator body includes a ceramic scintillating material comprising an oxide of gadolinium (Gd) and a second rare earth element (Re). The ceramic scintillating material has a composition, expressed in terms of molar percentage of oxide constituents, that includes greater than fifty-five percent (55%) Gd | 04-23-2015 |