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| Number | Title | Issue Date |
| 8153988 | Porous material neutron detector A neutron detector employs a porous material layer including pores between nanoparticles. The composition of the nanoparticles is selected to cause emission of electrons upon detection of a neutron. The nanoparticles have a maximum dimension that is in the range fro... | 04/10/2012 |
| 8058624 | Method of detection of fast neutrons A simple method is developed for detection of fast neutrons for systems of detection of radioactive materials, which does not involve moderator systems, operates on the real time scale and ensures high detection efficiency. The method includes conversion of the casc... | 11/15/2011 |
| 8044367 | Scintillator for neutron detection and neutron detector A scintillator for neutron detection, comprising a metal fluoride crystal containing, as constituent elements, a metal having a valence of 2 or higher, such as calcium, aluminum or yttrium; lithium; and fluorine, the metal fluoride crystal containing 1.1 to 20 atoms... | 10/25/2011 |
| 7999236 | Dual modality detection system of nuclear materials concealed in containers Dual modality detection devices and methods are provided for detecting nuclear material, the devices include a neutron detector including multiple neutron detection modules; and a gamma detector including multiple gamma detection modules, where the multiple neutron ... | 08/16/2011 |
| 7910894 | Bright and fast neutron scintillators A scintillating material Cs(2-z)RbzLiLn(1-x)X6:xCe3+, where X is either Br or I, Ln is Y or Gd or Lu or Sc or La, where z is greater or equal to 0 and less or equal to 2, and x is above 0.0005 useful for detecti... | 03/22/2011 |
| 7863579 | Directional neutron detector A directional neutron detector consisting of very thin plastic scintillation fibers and optically coupled to a photo-sensor array, where the directionality of Neutrons is estimated from the sequence of fibers traversed by the scattered protons and energy deposited i... | 01/04/2011 |
| 7804072 | Heterogeneous capture-gated neutron spectrometer A system and method for a heterogeneous capture-gated neutron detector are disclosed. The system includes an inorganic hydrogenous scintillating layer configured to emit at least one collision photon when contacted with a neutron having an energy greater than a pred... | 09/28/2010 |
| 7741613 | Neutron scatter camera An instrument that will directly image the fast fission neutrons from a special nuclear material source has been described. This instrument can improve the signal to background compared to non imaging neutron detection techniques by a factor given by ratio of the an... | 06/22/2010 |
| 7696486 | Time-resolved, optical-readout detector for neutron and gamma-ray imaging An efficient, large-area-detector and readout-system for combined sub-mm spatial imaging and time-of-flight spectrometry of fast and slow neutrons, as well as gamma-rays, capable of loss-free operation in mixed neutron-gamma fields of very high intensity. ... | 04/13/2010 |
| 7679064 | Particle detector and neutron detector that use zinc sulfide phosphors The characteristics of the phosphor ZnS:Ag,Cl which has a considerably high fluorescence yield in response to incident particles thus allowing for their easy detection are used as such and combined with the finding that the fluorescence components in the range of sh... | 03/16/2010 |
| 7629588 | Activation detector A method of detecting an activator, the method including impinging with an activator a receptor material lacking a photoluminescent material and generating a by-product of a radioactive decay due to the activator impinging the receptor material. The method further i... | 12/08/2009 |
| 7626178 | Integrated neutron-gamma radiation detector with adaptively selected gamma threshold An integrated radiation detector having a pulse-mode operating photosensor optically coupled to a gamma sensing element and a neutron sensing element is disclosed. The detector includes pulse shape and processing electronics package that uses an analog to digital co... | 12/01/2009 |
| 7601965 | Infra-red signature neutron detector A method of detecting an activator, the method including impinging with an activator a receptor material that includes a photoluminescent material that generates infrared radiation and generating a by-product of a nuclear reaction due to the activator impinging the ... | 10/13/2009 |
| 7582880 | Neutron detector using lithiated glass-scintillating particle composite A neutron detector composed of a matrix of scintillating particles imbedded in a lithiated glass is disclosed. The neutron detector detects the neutrons by absorbing the neutron in the lithium-6 isotope which has been enriched from the natural isotopic ratio to a co... | 09/01/2009 |
| 7525101 | Neutron and gamma ray monitor An apparatus for selective radiation detection includes a neutron detector that facilitates detection of neutron emitters, e.g. plutonium, and the like; a gamma ray detector that facilitates detection of gamma ray sources, e.g., uranium, and the like. The apparatus ... | 04/28/2009 |
| 7525100 | Bright and fast neutron scintillators A scintillating material of the generic formula Cs(2−z)RbzLiLn(1−x)X6:xCe3+, where X is either Br or I, Ln is Y or Gd or Lu or Sc or La, where z is greater or equal to 0 and less or equal to 2, and x is abov... | 04/28/2009 |
| 7521686 | Intrinsically directional fast neutron detector A directional fast neutron detector having superposed layers of a hydrogenous non-scintillating material for generating recoil protons, a non-hydrogenous scintillating material for generating scintillations, and a non-hydrogenous non-scintillating barrier material, ... | 04/21/2009 |
| 7465938 | System and method for capturing scintillation events A photon generating event capture system is configured to capture light photons. Image intensifiers are arranged to amplify light photons and sensors are arranged to capture the amplified light photons. A control system detects the amplification of light photons by ... | 12/16/2008 |
| 7417235 | Particle detector for secondary ions and direct and or indirect secondary electrons A multi-purpose efficient charge particle detector that by switching bias voltages measures either secondary ions, or secondary electrons (SE) from a sample, or secondary electrons that originate from back scattered electrons (SE3), is described. The basic version o... | 08/26/2008 |
| 7372041 | Neutron detectors and related methods The present invention relates generally to neutron detecting scintillators and related methods and devices. A neutron detecting scintillator includes a plurality of microcapillary tubes loaded with a scintillator composition comprising a plastic scintillator and a n... | 05/13/2008 |
| 7372040 | Neutron detector with layered thermal-neutron scintillator and dual function light guide and thermalizing media A broad spectrum neutron detector has a thermal neutron sensitive scintillator film interleaved with a hydrogenous thermalizing media. The neutron detector has negligible sensitivity to gamma rays and produces a strong and unambiguous signal for virtually all neutro... | 05/13/2008 |
| 7335891 | Gamma and neutron radiation detector A sensing element or detector activated by radiation comprising a first scintillator activated by gamma radiation; and a neutron sensing layer comprising a second scintillator activated by neutron radiation. ... | 02/26/2008 |
| 7333701 | Neutron detection An apparatus including a microchannel plate having a structure that defines multiple microchannels. The structure includes multiple claddings that form the walls of the microchannels, each of the claddings including a semiconducting layer. The claddings are surround... | 02/19/2008 |
| 7288771 | Fiber optic thermal/fast neutron and gamma ray scintillation detector A system for detecting fissile and fissionable material originating external to the system includes: a 6Li loaded glass fiber scintillator for detecting thermal neutrons, x-rays and gamma rays; a fast scintillator for detecting fast neutrons, x-rays and g... | 10/30/2007 |
| 7247857 | Method and an apparatus for detecting water on a ship's deck This invention relates to an apparatus for detecting hydrogeneous material on a ship's deck comprising a neutron source located below the surface of the ship's deck and emitting fast/energy-rich neutrons, and a detector device that is located below the surface of th... | 07/24/2007 |
| 7244947 | Neutron detector with layered thermal-neutron scintillator and dual function light guide and thermalizing media A broad spectrum neutron detector has a thermal neutron sensitive scintillator film interleaved with a hydrogenous thermalizing media. The neutron detector has negligible sensitivity to gamma rays and produces a strong and unambiguous signal for virtually all neutro... | 07/17/2007 |
| 7244945 | Scintillator panel, radiation detector and manufacture methods thereof A scintillator panel having a wavelength conversion member has some problems: lowered durability to be caused by an area not covered with a protective layer around a projection formed on the wavelength conversion member surface; lowered resolution response and CTF c... | 07/17/2007 |
| 7238951 | Two-dimensional ionising particle detector A two-dimensional ionising particle detector including a matrix of detecting fibers, each detecting fiber forming a pixel of the detector. Each detecting fiber is composed of a glass capillary filled with a liquid scintillator for which the chemical composition is c... | 07/03/2007 |
| 7233007 | Radiation detectors and methods of detecting radiation Radiation detectors, such as neutron detectors, and methods of detecting radiation, are described. ... | 06/19/2007 |
| 7214943 | Radiation or neutron detector using fiber optics A radiation or neutron detector wherein lateral side light detecting optical fibers prepared from clear optical fibers that are scraped on a lateral side to permit side incidence of fluorescence are used to detect the fluorescence from a phosphor or a scintillator s... | 05/08/2007 |
| 7208743 | Method and device for determining the personal dose in mixed neutron/photon fields The invention relates to an instrument which uses an individual semi-conductive detector with special coverings as an essential sensor, and a method whereby the amplitude information of the signals from said semi-conductive detector are used to determine a person's ... | 04/24/2007 |
| 7166845 | Method of enhancing performance of cerium doped lutetium yttrium orthosilicate crystals and crystals produced thereby A method for enhancing the light yield of a single crystal of cerium doped lutetium yttrium orthosilicate (LYSO) in response to irradiation with high energy radiation includes diffusing oxygen into the crystal by heating the crystal for a period of time in an ambien... | 01/23/2007 |
| 7164136 | Detector array using a continuous light guide A detector for use in imaging applications includes at least one detector array, an array of photodetectors, and a continuous light guide disposed between the detectors and the photodetectors. The light guide is continuous over the entire area of the photodetectors ... | 01/16/2007 |
| 7161153 | Apparatus and method for detecting α-ray An α-ray measuring apparatus is provided for accurately analyzing the energy of a trace of α-rays emitted from a sample in a short time using semiconductor detectors which excel in energy resolution. The α-ray measuring apparatus comprises an α-ray detector incl... | 01/09/2007 |
| 7151261 | Method of enhancing performance of cerium doped lutetium orthosilicate crystals and crystals produced thereby A method for enhancing the light yield of a single crystal of cerium doped lutetium orthosilicate (LSO) in response to irradiation with high energy radiation includes diffusing oxygen into the crystal by heating the crystal for a period of time in an ambient contain... | 12/19/2006 |
| 7141799 | Fiber optic thermal/fast neutron and gamma ray scintillation detector A detector system that combines a 6Li loaded glass fiber scintillation thermal neutron detector with a fast scintillation detector in a single layered structure. Detection of thermal and fast neutrons and ionizing electromagnetic radiation is achieved in ... | 11/28/2006 |
| 7141787 | Detector for a co-axial bipolar time-of-flight mass spectrometer A detector for a coaxial bipolar time-of-flight mass spectrometer is described. The detector includes a microchannel plate, a scintillator disposed in parallel relation to said microchannel plate, and a mirror oriented at an angle relative to said scintillator. The ... | 11/28/2006 |
| 7135686 | Low noise x-ray detector for fluoroscopy A flat-panel, quantum-limited x-ray imager for fluoroscopy is configured for converting very low levels of x-rays into electrical signals suitable for standard processing by a computer into real-time images, and comprises a screen for converting x-rays into visible ... | 11/14/2006 |
| 7132662 | Flexible liquid-filled radiation detector scintillator A flexible scintillation-type level detector (10), in which the scintillator (18) is made from a flexible tube (12) substantially filled with a liquid scintillating material (16) to provide flexibility in at least two, and preferably thre... | 11/07/2006 |
| 7105832 | Composite solid-state scintillators for neutron detection Applicant's present invention is a composite scintillator for neutron detection comprising a matrix material fabricated from an inorganic sol-gel precursor solution homogeneously doped with a liquid scintillating material and a neutron absorbing material. The neutro... | 09/12/2006 |
