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WO/2021/242128A1 |
The invention relates generally to an apparatus for measuring neutron radiation and specifically to a portable apparatus to determine the energy distribution of neutron radiation. The apparatus solves the problem of portability for neutr...
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WO/2021/229132A1 |
The invention comprises a mechanical collimator (1) which receives particles from a gamma radiation source (61) and/or a neutron source (62), a neutron-absorbent material that is virtually transparent to gamma radiation; a first detector...
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WO/2021/210191A1 |
A neutron position detector that comprises: a cylindrical outer container that serves as a cathode; an anode disposed at the axial center of the outer container; and a gas that includes 3He gas and additive gas and is filled inside the o...
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WO/2021/202287A2 |
A measuring device for measuring the activity of a specimen of a radioactive isotope is disclosed. The specimen of the radioactive isotope is contained within a capsule. The measuring device comprises an inner enclosure, a gamma-radiatio...
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WO/2021/175427A1 |
Method for determining the neutron flux by utilizing a portable Radionuclide Identification Device (RID) as it is used in homeland security applications, comprising an inorganic crystal comprising iodine, a light detector and electronics...
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WO/2021/152069A1 |
A neutron dosimeter is disclosed. The dosimeter comprises a cylindrical body acting as moderator, an active component acting as neutron detector and neutron filters. The neutron filters are formed by at least two crowns placed inside the...
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WO/2021/155202A1 |
Thermal neutron detectors and methods of fabricating the same are provided. A thermal neutron detector can use boron in both the neutron conversion layer and as a source for conformal doping in a semiconductor substrate. The neutron dete...
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WO/2021/136915A1 |
The invention relates to a measuring system (10) comprising: - a detector (8) comprising: • an optical waveguide (16) comprising a primary dopant capable of transmuting, by neutron capture, into a stable secondary dopant that is less n...
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WO/2021/136562A1 |
Device for measuring the mixed radiation field of photons and neutrons consisting of a PIN diode and a radiator with a large effective cross-section, with the depleted area of the PIN diode having a thickness of at least 100 μm and the ...
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WO/2021/133224A1 |
The invention relates to a means of diagnosing the operational stability of a device with a corona counter for measuring neutron fluxes in the presence of intense gamma radiation. Prior to measurement, the corona counter is placed outsid...
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WO/2021/096156A1 |
The present invention relates to a method for extending the lifespan of rhodium measuring devices. To this end, the method comprises the steps of: measuring current signals, expressed in amperes, which are induced by electrons emitted as...
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WO/2021/090240A1 |
An excore detector assembly for measuring flux outside of a nuclear reactor core. The excore detector assembly includes a housing and at least one self-powered detector inside the housing for measuring flux generated by the nuclear react...
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WO/2021/072097A1 |
A scintillator system is disclosed for detecting incoming radiation. The system makes use of a scintillator structure having first and second dissimilar materials. The first dissimilar material emits a first color of light and the second...
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WO/2021/070175A1 |
The present invention discloses a scintillator structure and to a method for producing an output optical signal at a specific wavelength range. The scintillator structure comprises a multilayer nanostructure formed by at least one pair o...
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WO/2021/034284A1 |
The neutron detector that allows the measurement of neutrons under different energies enable the solid and liquid moderators with changeable thicknesses to be used in the same design. The detector is simply comprised of a cylindrical sol...
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WO/2021/030603A1 |
A method whereby signals that are output by replacement SPNDs (40A-E) are converted into equivalent signals that would have been detected by legacy SPNDs (48A-D) for input to the legacy software. The replacement SPNDs have a different ge...
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WO/2021/019165A1 |
The invention relates to a system (2) for analysing radioactive waste packages (4) comprising a neutron source (6), the analysis system (2) comprising: - at least one detection device (10) configured to detect fast neutrons and/or therma...
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WO/2021/011395A1 |
A radiation detector (100) includes an insulating substrate (110), which includes a material that undergoes a change in an electrical property when subjected to ionizing radiation. A conductive film (112) is disposed in relation to a sur...
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WO/2020/255080A1 |
The invention relates to a dosimeter (A) wearable by a human subject which includes: at least a first slow neutron sensor S1; a matrix containing a certain amount of absorbent material for slow neutrons; at least a second slow neutron se...
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WO/2020/209730A1 |
A system for charged particle therapy verification, comprising a first detector configured for detection of secondary particles emitted from a target irradiated with a charged particle beam, wherein the detector is configured to cause at...
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WO/2020/208358A1 |
A radiation detector comprising a transistor, e.g. a FET, formed of one or more organic semiconductor materials having a neutron sensitizer element dispersed therein. The sensitizer element is one or more elements selected from the group...
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WO/2020/198929A1 |
An apparatus for detecting radiation and a method of making it. The method may comprise forming a recess (104) into a semiconductor substrate (102), wherein a portion (107) of the semiconductor substrate (102) extends into the recess (10...
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WO/2020/172279A1 |
A neutron imaging system includes a neutron generator, a flight tube, a stage, a neutron imaging module, and a neutron shield. Neutrons from the neutron generator enter the flight tube through an input opening and exit through an output ...
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WO/2020/161591A1 |
The inhomegeneous transmutation detector (ITMD) is a new type of neutron detector, the design of which is based on the separation of the process of preparation of an ultra-pure substrate (matrix, carrier) and of the process of preparatio...
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WO/2020/161615A1 |
A thermal neutron, fast neutron and gamma photon detector based on a water Cherenkov detector and which allows large active detection volumes at a relatively low cost and higher-intensity signals, wherein said detector comprises a recept...
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WO/2020/051257A9 |
Radiation detector systems are disclosed that include scintillating optical fibers arraigned in a bundle, the bundle having a first end and a second end. The scintillating optical fibers are arraigned to receive incident radiation associ...
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WO/2020/146183A1 |
A temperature measurement sensor (10) for use in a nuclear reactor is described and includes a first neutron detector member (12) and a second neutron detector member (42) wherein the first neutron detector member (12) outputs a first cu...
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WO/2020/141406A1 |
A device (12) for measuring the water content of the ground, vegetation and snow, comprises: at least one first module (20) adapted to measure a flow of cosmic rays incident to the ground; at least one second module (40) adapted to measu...
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WO/2020/133865A1 |
Disclosed is a device for detecting neutron content in an ion implantation cavity, comprising an ion implantation cavity, an ion source, a data collection module, and a processing module. The ion implantation cavity comprises a slide hol...
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WO/2020/131653A1 |
An apparatus and method are described which enable real time measurements to measure the margin to criticality in a process for manufacturing fissile materials. An exemplary apparatus includes a neutron source capable of being modulated,...
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WO/2020/113360A1 |
A sampling circuit (130), a sampling method, a ranging apparatus (200) and a mobile platform. The sampling circuit (130) comprises: a time-to-digital conversion module and an analog-digital conversion module, which are arranged in parall...
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WO/2020/097732A1 |
A method is provided for measuring time varying particle fluxes with improved temporal resolution and signal to noise ratio. The particles can be photons, neutrons, electrons or electrically charged particles. The method includes a set o...
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WO/2020/101835A1 |
Various techniques are provided to detect the direction and location of one or more radiation sources. In one example, a system includes a plurality of radiation detectors configured to receive radiation from a radiation source. A first ...
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WO/2020/092066A1 |
A detector assembly (12) for measuring flux in a nuclear reactor core (14) includes a plurality of self-powered in-core detector arrangements (16, 17, 18, 19) each for measuring flux at a different one of a plurality of axial locations i...
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WO/2020/077022A1 |
In an embodiment, a method includes receiving a first measurement (610) of gamma rays via a detector (204) during a first period of time, receiving a second measurement (602) of gamma rays via the detector (204) during a second period of...
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WO/2020/075374A1 |
A radiation monitor (100) is provided with a radiation sensing part (10) for sensing radiation, and an optical fiber (20) for transmitting photons released from a light-emitting element of the radiation sensing part, the radiation sensin...
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WO/2020/067809A1 |
A laser decontamination system according to an embodiment of the present invention comprises: a laser generator for generating a laser beam; an optical head which is inserted into a pipe and is for laser ablating by concentrating the las...
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WO/2020/067116A1 |
A nondestructive inspecting system 1 includes a neutron source 2 capable of radiating fast neutrons, and a neutron detecting unit 3, wherein the neutron detecting unit 3 is provided with a collimator 30 in which a plurality of through pa...
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WO/2020/067115A1 |
In a nondestructive inspecting system (1), a neutron detecting unit (4) is configured by integrating a collimator (30) in which a wall material that forms through passages comprises a material which absorbs neutrons (Ns) generated by an ...
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WO/2020/032984A1 |
A system and method is disclosed for detecting fissionable materials. In one embodiment the system may incorporate a neutron pulse generator configured to generate multiple short pulses of neutrons, or a single pulse of sufficient intens...
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WO/2020/022615A1 |
An apparatus for measuring a neutron ambient dose equivalent includes: a thermal neutron detector; a first neutron moderator shell which encloses the thermal neutron detector; an epithermal neutron shielding material shell which encloses...
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WO/2020/018239A1 |
A system for detecting neutrons includes a housing (52), a gas chamber (54) at least partially defined by the housing (52), an anode (56) extending through at least a portion of the gas chamber (54), and a pseudogas (70) arranged within ...
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WO/2020/014765A1 |
The invention relates to the field of detection of gamma and neutron radiation and can be used in various industries and in medicine, particularly" as a part of the detectors used to prevent unauthorized relocation of nuclear and radioac...
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WO/2020/010951A1 |
Provided are a dual-mode detection method, a controller, and a system. The dual-mode detection method comprises: determining a ratio of differential cross sections of an object under detection with respect to neutrons and X-rays accordin...
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WO/2020/005142A1 |
Radiation from special nuclear materials, SNM, is analyzed by detecting and sampling gamma rays and fast neutrons. If the amplitude of a recorded gamma ray induced signal or neutron induced signal exceeds a predetermined threshold, signa...
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WO/2019/246172A1 |
Inorganic compounds having the formula LiMP2Q6, where M is Ga, In, Bi, Sb, As, Al, or a combination thereof, and Q is S and/or Se, are provided. Methods and devices for detecting incident neutrons and alpha-particles using the compounds ...
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WO/2019/215651A1 |
This invention relates to a neutron detector (10), and more particularly but not exclusively to a neutron detector utilizing organic scintillator materials. The invention also extends to a method of determining the direction from which t...
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WO/2019/207292A1 |
A method of determining a direction to a neutron source external to a neutron detector comprising an n x m array of detector units, where n and m are at least 2, is provided, the method comprising: measuring a number of neutron capture e...
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WO/2019/200386A1 |
In some embodiments, the present disclosure pertains to a radiation absorbing composition. In some embodiments, the composition includes a base material and one or more isotopes associated with the base material. In some embodiments, the...
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WO/2019/109812A9 |
A method for measuring a neutron dose rate by means of a lanthanum bromide detector, and a neutron dose rate meter. The method for measuring a neutron dose rate uses a deterministic function relationship between net count rates of neutro...
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