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WO/2011/151541 |
The invention relates to a detector for energetic secondary electrons, comprising a collector P bearing only three electrodes insulated from one another and polarised with reference to the collector, namely: a first repelling electrode A...
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WO/2011/143506 |
The present invention is a method and apparatus for operating boron-coated straw detectors in sealed mode, without the need for a continuous flow of gas. Sealed-mode operation is necessary when using the boron-coated straw detectors in t...
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WO/2011/135682 |
Disclosed is a gas-filled proportional counter which comprises a case (1) having a window (2) for allowing X rays to enter therethrough, a core wire (3) disposed in an insulated state in the case, and a detection gas enclosed in the case...
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WO/2011/054626 |
The invention relates to a homogeneous field generation device (21, 22, 23) for generating homogeneous electrical fields (E), which have at least one electrical resistance device (17, 20, 24, 29). The electrical resistance device (17, 20...
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WO/2011/054626 |
The invention relates to a homogeneous field generation device (21, 22, 23) for generating homogeneous electrical fields (E), which have at least one electrical resistance device (17, 20, 24, 29). The electrical resistance device (17, 20...
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WO/2011/050884 |
The invention relates to an improved method for fabricating the amplification gap of an avalanche particle detector in which two parallel electrodes are spaced apart by dielectric spacer elements. A foil including a bulk layer made of di...
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WO/2011/045411 |
The invention relates to a gas avalanche detector for detecting and locating X-ray or gamma ray ionizing radiation in radiographic imaging, the detector comprising: a gas enclosure (10) provided with an admission window (FE) for admittin...
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WO/2011/039473 |
The invention relates to a radiation detector through which flows a gas mixture of rare gas and carbon dioxide and which comprises an amplifying structure (7) including an input electrode (8) and an output grid (9) separated from one ano...
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WO/2011/039330 |
The invention relates to the field of line control of a beam, and especially to a device comprising a plurality of ionisation chambers, enabling the measurement of the dose deposited by an ionising beam and the field of said beam. At lea...
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WO/2011/009953 |
The present invention relates to a dosimetry device for an energy particle beam from a source and including at least two ionization chambers, each of which includes a collector electrode and a polarization electrode, said electrodes in e...
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WO/2010/127131 |
A method of determining directionality of radiation is disclosed which comprises dividing the tensioned metastable fluid liquid volume adjacent to a radioactive source into a plurality of sectors, determining the opposing sector ratio of...
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WO/2010/095967 |
The present invention relates to a multigrid high-pressure gaseous proportional scintillation counter for detecting ionizing radiation such as X-rays, gamma rays, electrons or other charged leptons, alpha particles or other charged parti...
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WO/2010/093778 |
A measurement system for collecting data. In some embodiments, the measurement system includes a tubular suspended downhole, the tubular having an outer surface and a flowbore extending therethrough, the flowbore conveying a fluid, a fir...
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WO/2010/093778 |
A measurement system for collecting data. In some embodiments, the measurement system includes a tubular suspended downhole, the tubular having an outer surface and a flowbore extending therethrough, the flowbore conveying a fluid, a fir...
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WO/2010/008870 |
Differences between a control profile of light scattered by a control sample from a sample of whole blood and a detection profile of light scattered from a detection sample from the sample of whole blood with a detection agent added indi...
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WO/2009/091646 |
An assembly for detecting radiation is described. The assembly includes a host matrix with particles suspended within the host matrix. The particles are capable of generating a charge carrier upon interaction with the radiation. A first ...
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WO/2008/129159 |
The device (1) of the invention includes a plate (2) of a dielectric, that comprises through holes (5) and is coated on each of the main faces (3, 4) with a first layer (9a, 9b) with a low resistivity and having holes (10) arranged in co...
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WO/2008/127917 |
One embodiment includes an electromagnetic sensor which includes a header, an anode connected to a first terminal extending through the header, the anode in electrical isolation from the header, a cathode connected to a second terminal e...
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WO/2008/119777 |
A device and method for on line dosimetry monitoring of a hadron beam generated from a source of radiation and delivered to a target, the device comprising a plurality of support plates arranged in parallel in a face-to-face relation, se...
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WO/2008/115202 |
A self-powered sensor (e.g., 100, 180, 220, 400) can wake-up systems requiring a trigger signal to wake-up circuits or systems in power-sleep mode, conserving the battery power for emergency computations and communications. In a humidity...
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WO/2008/112507 |
Heavier noble gases such as xenon and argon can reduce the run-in period for vacuum tubes and in particular flame detector tubes. The tubes can be filled with a run-in gas and then run-in. The run-in gas can then be exchanged for an end ...
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WO/2008/112507 |
Heavier noble gases such as xenon and argon can reduce the run-in period for vacuum tubes and in particular flame detector tubes. The tubes can be filled with a run-in gas and then run-in. The run-in gas can then be exchanged for an end ...
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WO/2008/095856 |
The invention relates to a Geiger- Muller sensor including a cylindrical tube (17) containing a pressurised gas and provided with two electrodes (18a, 18b), a coaxial cable (15) having a core and a conducting grounding braid, the core be...
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WO/2008/086338 |
A radiation attenuation system for attenuating radiation during lateral radiographic imaging of an object is provided. The system includes a first radiation attenuating barrier that is substantially conformable to the object and configur...
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WO/2008/067492 |
A particle detection system to identify and classify particles is programmed to capture digitized images of the particle generated by directing a light source through a fluid that includes the particle. The particle scatters the light an...
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WO/2008/059966 |
Disclosed is a proportional counter wherein nitrogen and hydrogen are contained in a gas (13) which is sealed in an envelope (12). By adding nitrogen, possibility of polymerization of the additional gas by radiation disappears, and a hig...
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WO/2008/054862 |
A semiconductor radiation detector (1', 1'', 1''', 1"") includes a body of semiconducting material (2) responsive to ionizing radiation for generating electron-hole pairs in the bulk of said body (2). A conductive cathode (4) is disposed...
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WO/2008/024614 |
The instant invention relates a convertible radiation beam analyzer for measuring the distribution and intensity of radiation produced by a radiation source. More specifically, the instant invention is a convertible radiation scanning de...
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WO/2008/024614 |
The instant invention relates a convertible radiation beam analyzer for measuring the distribution and intensity of radiation produced by a radiation source. More specifically, the instant invention is a convertible radiation scanning de...
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WO/2008/006198 |
Various embodiments are described herein for an area integrated fluence monitoring sensor that can be used to measure a radiation dose. The sensor comprises at least one Gradient Ion Chamber (GIC) comprising an ion chamber having a volum...
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WO/2007/142575 |
The present invention concerns an arrangement for the measurement of absorbed dose at a given distance from a radioactive source. The arrangement comprises a detector body (1) of ionization chamber type, comprising two electrode elements...
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WO/2007/104504 |
It is the aim of the present invention to provide a single-event imaging device fulfilling the specific needs in terms of high spatial and time resolution and high framing rates. This aim is achieved according to the present invention by...
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WO/2007/100029 |
A gas electronic amplifier employing interaction by photoelectric effect of radiation and gas in which spread of electrons can be reduced as compared with before without lowering the amplification factor of electrons, and positional reso...
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WO/2007/070336 |
A light detector (11) having spaced electrodes (15, 16) preset by pins (18, 19) or a spacer within a sealed enclosure (12) . The detector may have a MEMS structure that is separate from the sealing of the enclosure. Further, the detector...
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WO/2007/070336 |
A light detector (11) having spaced electrodes (15, 16) preset by pins (18, 19) or a spacer within a sealed enclosure (12) . The detector may have a MEMS structure that is separate from the sealing of the enclosure. Further, the detector...
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WO/2007/060138 |
The present invention relates to an ionization device of cylindrical shape comprising a removable ionization chamber (30) that can be inserted into a base (39), this chamber having an anode (31) formed from a central bar made of electric...
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WO/2007/054575 |
The invention relates to a method of determining two adjustment factors associated with the electron emission and photon emission of an ionization chamber using given matrix and conditioning standard radioactive sources, the adjustment f...
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WO/2007/050008 |
A detector and method are disclosed for sensing an intensity of an electron beam (106). An exemplary detector includes a multilayer composite structure (104) having a conductive core (110), an insulating layer (112) formed on the conduct...
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WO/2007/050007 |
A detector (104) is disclosed for sensing an intensity of an electron beam (106) generated along a path. An exemplary detector includes an exposed conductor (105) attached to a support (112) which is configured to locate the exposed cond...
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WO/2007/036460 |
The invention relates to an x-ray dosimeter comprising a first capacitor plate (1) and a second capacitor plate (2) which are arranged in a chamber or form parts of a chamber (4), said chamber (4) being filled with a gaseous medium. The ...
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WO/2007/036460 |
The invention relates to an x-ray dosimeter comprising a first capacitor plate (1) and a second capacitor plate (2) which are arranged in a chamber or form parts of a chamber (4), said chamber (4) being filled with a gaseous medium. The ...
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WO/2007/013630 |
Disclosed is a microchannel plate having excellent characteristics which enable to attain both high luminance and high resolution at the same time. Also disclosed are a gas proportional counter using such a microchannel plate and an imag...
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WO/2007/008216 |
The present disclosure is directed, in part, to a method for fabricating a low-stress, ultra-thin membrane as well as the low-stress, ultra-thin membrane formed by this method. The method includes: layering a first layer on a semiconduct...
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WO/2006/135321 |
The invention is related to a detector assembly for detecting vapours, smoke and flames, comprising a detector unit 1 having a UV sensitive photocathode 3, an anode 5, a voltage supply unit 9 connected to the UV sensitive photocathode 3 ...
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WO/2006/135683 |
Avalanche amplification structures (1) including electrodes (2) and (8), an avalanche region (3), a quantifier (4), an integrator (5), a governor (6), and a substrate (7) arranged to detect a weak signal composed of as few as several ele...
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WO/2006/126075 |
A radiation monitor and method of monitoring the radiation delivered to a target by a radiation device is described. The radiation monitor contains a set or matrix of pixel ion chambers. The pixel ion chambers are preferably constructed ...
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WO/2006/126084 |
A radiation monitor and method of monitoring the radiation delivered to a target by a radiation device is described. The radiation monitor contains a set or matrix of pixel ion chambers. The pixel ion chambers are preferably constructed ...
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WO/2006/126084 |
A radiation monitor and method of monitoring the radiation delivered to a target by a radiation device is described. The radiation monitor contains a set or matrix of pixel ion chambers. The pixel ion chambers are preferably constructed ...
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WO/2006/126075 |
A radiation monitor and method of monitoring the radiation delivered to a target by a radiation device is described. The radiation monitor contains a set or matrix of pixel ion chambers. The pixel ion chambers are preferably constructed ...
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WO/2006/115249 |
A plate-shape multi-layer body (10) is arranged between a drift electrode (100) and a capture electrode (102). The plate-shaped multi-layer body (10) functions as a gas electron amplifier for performing electron amplification by the elec...
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