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WO/2024/071462A1 |
The present invention relates to an X-ray electron emission control device which senses anode current and controls the anode current at a constant level, the device comprising: an electron emission unit which emits electrons; an anode wh...
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WO/2024/063976A1 |
Methods and systems for realizing a high speed, rotating anode based x-ray illumination source suitable for high throughput x-ray metrology are presented herein. A high speed rotating anode includes a water cooled rotating platen support...
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WO/2024/057479A1 |
This X-ray generation device comprises: an X-ray generation tube including an electron gun and a target that generates X-rays upon receiving an electron beam emitted from the electron gun; a deflector that deflects the electron beam; a d...
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WO/2024/056523A1 |
An X-ray system comprising an X-ray source; a sample position; a detector arranged to detect X-ray radiation downstream of said sample position; and a controller is disclosed. The X-ray source comprises an electron source arranged to pro...
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WO/2024/048843A1 |
The present invention provides a filament production method, a filament produced thereby, and an X-ray tube comprising same, the filament production method comprising the steps of: inserting a predetermined length of electrode into a thr...
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WO/2024/041924A1 |
The present invention relates to an X-ray system (10), comprising: an anode (20); a cathode (30) that comprises an electron emitter filament (40) and focal grid electrodes (50). The system also comprises: a high voltage supply (60); at l...
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WO/2024/038953A1 |
An X-ray generator according to an embodiment of the present disclosure comprises: a main body including a cylindrical inner space in which a vacuum is formed and an exit window for transmitting generated X-rays to the outside; a cathode...
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WO/2024/039206A1 |
A high performance CNT emitter paste composition according to the present invention is a CNT emitter paste composition comprising CNT, an organic binder, filler and a solvent, wherein the filler includes Ni and metal nitride.
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WO/2024/039669A1 |
An x-ray tube (100) includes an inner wall (114) including a target surface and an outer wall (112) disposed about the inner wall (114) and defining a gap (115) therebetween. A corrugated structure (116) is disposed in the gap (115) and ...
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WO/2024/035843A1 |
An X-ray source design for improved reliability by mitigating the impact of vacuum arcs, ion back bombardment and ion sputtering includes an X-ray source including one or more field emitter arrays and a circuit configured to control the ...
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WO/2024/029474A1 |
This X-ray imaging device (100) comprises: an X-ray tube (1) including a target (30), an electron beam emitting unit (11), and a vacuum container (15); a detector (2); a subject placement unit (3); and an image processing unit (5). The t...
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WO/2024/025000A1 |
An X-ray-tube cathode unit of the present invention comprises a first emitter that emits electrons by application of a voltage to a first cathode and a second emitter that emits electrons by application of a voltage to a second cathode.
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WO/2024/026408A1 |
An x-ray tube includes a housing containing cooling oil and a vacuum envelope disposed within the housing and including a solid envelope wall. The oil is disposed between the housing and wall. An anode and cathode are arranged in a vacuu...
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WO/2024/016029A1 |
The invention relates to an X-ray rotating anode analysis system (54) for analysing a used X-ray rotating anode (33) having a circumferential focal track (40) on a surface section thereof. The X-ray rotating anode analysis system (54) ha...
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WO/2024/014179A1 |
This rotating anode X-ray tube comprises a vacuum envelope, and a cathode and a rotating anode structure accommodated in the vacuum envelope. The rotating anode structure includes a fixed shaft, a rotating shaft provided on the outer per...
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WO/2024/012290A1 |
The present invention relates to an X-ray diode detection system. The X-ray diode detection system comprises: a vacuum drift tube, an electron beam time amplifier, a time collimator, a microchannel plate, an anode detector, a high-voltag...
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WO/2024/008517A1 |
An X-ray source is configured to generate X-rays (11) by electron impact upon an anode (2) and comprises an electron beam generator (5) for generating a beam of electrons (3) directed along a beam axis. A pivoting anode assembly (1) comp...
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WO/2024/008692A1 |
The invention relates to an X-ray antenna (1) comprising: - a plurality of X-ray sources (S) each comprising: o a vacuum chamber (EV); o a cathode (Cat) controlled by a switch (I) to emit an electron beam (FE) within the vacuum chamber; ...
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WO/2024/006087A1 |
A pulsar-based timing and lateration system includes a detector system. In according with certain embodiments, the detector system includes a plurality of detectors, each one configured for detecting X-ray photons and generating output s...
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WO/2024/004239A1 |
An x-ray tube according to the present invention comprises a housing, an electron gun that emits an electron beam inside the housing, and a target that is struck by the electron beam inside the housing and thereby generates x-rays. The e...
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WO/2023/243742A1 |
The present disclosure relates to an X-ray generator capable of providing an X-ray image and an X-ray system using same and includes: a field emission part which has a plurality of electron beam-emitting areas arranged therein; an X-ray ...
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WO/2023/243752A1 |
The present disclosure relates to a field emission device which generates x-rays by discharging an electron beam, and an x-ray generation device using the field emission device, the field emission device comprising: a semiconductor subst...
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WO/2023/228133A2 |
A method for generating an x-ray beam, the method includes (a) directing an x- ray generating fluid towards a cryogenic x-ray emitting target; (b) freezing, by the cryogenic x-ray emitting target, the x-ray generating fluid to provide a ...
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WO/2023/228430A1 |
Provided is a rotary positive-electrode X-ray tube comprising: a bearing having a fixed shaft and a rotating body, the rotating body including a positive-electrode target, a negative electrode, a cylindrical part which is capable of rota...
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WO/2023/203023A1 |
An X-ray imaging system is disclosed, comprising an X-ray source; a sample position; a detector arranged to detect X-ray radiation downstream of said sample position; wherein said X-ray source comprises an electron source arranged to pro...
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WO/2023/195758A1 |
The present invention relates to: a liquid metal-lubricated sliding bearing that has a reduced sliding average coefficient of friction and is improved to quickly dissipate heat; and an anode rotary X-ray tube including same. The present ...
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WO/2023/193030A1 |
The invention relates to a rotor component for a rotary x-ray anode, said component having a carrier body and a spray coating, wherein the carrier body is made from one of the following materials, consisting of refractory metal, a refrac...
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WO/2023/186870A1 |
A method at an X-ray source is disclosed, the X-ray source comprising an electron source for providing an electron beam and a target comprising a first working region for generating X-ray radiation upon interaction with the electron beam...
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WO/2023/188337A1 |
This X-ray generation device comprises: an X-ray generation tube including an electron gun and a target that generates X rays upon receiving an electron beam emitted from the electron gun; a support structure that supports the X-ray gene...
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WO/2023/188338A1 |
This X-ray generation device comprises: an electron gun; and a target that generates X-rays when being irradiated with electrons emitted from the electron gun. The X-ray generation device comprises a control unit that controls execution ...
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WO/2023/189735A1 |
This X-ray generator is provided with: an X-ray generation device; an X-ray detector that detects X-ray emitted from the X-ray generation device; and a control device that controls the X-ray generation device. The X-ray generation device...
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WO/2023/169908A1 |
A rotary anode X-ray source (1) comprising an X-ray tube (2), a rotatable anode (3) disposed inside the X-ray tube (2), wherein the rotatable anode (3) is configured to rotate about its central axis (3a), and an anode drive (4) comprisin...
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WO/2023/161561A1 |
According to an example aspect of the present invention, there is provided an X-ray window construct comprising a structural frame 119 comprising an aperture, covering the aperture and affixed to the structural frame, a window layer 117 ...
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WO/2023/158443A1 |
Aspects of the present disclosure provide a betatron for accelerating electrons. For example, the betatron can include magnet core parts spaced apart by an air gap. At least one main coil can be arranged on the magnet core parts. A betat...
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WO/2023/148143A1 |
The invention relates to a method (P) for producing an anode (A) for a cold cathode X-ray source, the method comprising the following steps: producing an element, referred to as the target element (C), in a first material suitable for ge...
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WO/2023/148144A1 |
Method (P) for manufacturing an anode (A) for an X-ray source of the cold cathode type, comprising the following steps: manufacturing an element termed target element (C) from a first material suitable for generating X-rays by absorbing ...
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WO/2023/147615A1 |
The energy storage stack (2a; 2b; 2c) has a plurality of energy storage cells (1) and at least one cell holder (3a; 3b) with receptacles for the energy storage cells (1). The energy storage stack (2a; 2b; 2c) or an energy storage module ...
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WO/2023/142484A1 |
Disclosed in the present application are a mounting structure for an X-ray tube, and a machine box and a dental X-ray machine, which relate to the technical field of X-ray apparatuses. According to the mounting structure, a fixing plate ...
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WO/2023/137334A1 |
An x‑ray source includes at least one housing configured to contain a first region at a pressure less than one atmosphere and configured to separate the first region from an ambient environment outside the at least one housing. The at ...
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WO/2023/127184A1 |
Provided are: a sliding bearing unit with which a favorable bearing operation can be obtained for a long period of time; and a rotary anode type X-ray tube provided with this sliding bearing unit. This sliding bearing unit is provided ...
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WO/2023/128856A1 |
An X-ray source (100) comprise a microparticle source (200) configured to generate a particle stream (20) of spatially separated and moving, solid and/or liquid microparticles. The microparticle source (200) comprises a microparticle res...
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WO/2023/117751A1 |
The present invention relates to X-ray imaging. In order to improve the throughout of an X-ray imaging system, an apparatus is provided for managing an imaging workflow of an X-ray imaging system for an upcoming imaging sequence. The app...
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WO/2023/119689A1 |
An X-ray tube according to an embodiment of the present invention comprises: a positive electrode having a target layer that emits X-rays in response to the incidence of an electron beam; and a negative electrode in which three electron ...
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WO/2023/112354A1 |
Provided is an X-ray tube that stably operates over a long period of time. This X-ray tube is provided with a cathode, an anode, a cathode hood, a first X-ray transmission window, and an envelope. The anode includes an anode target on ...
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WO/2023/107565A1 |
An x-ray tube (100) includes a support structure (114) defining an opening therethrough. A concave x-ray transmission window (116) is sealed to the support structure (114) and covers the opening. The support structure (114) and the x-ray...
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WO/2023/104785A1 |
There is provided an X-ray source comprising an electron source for providing an electron beam, the electron source comprising a cathode, a Wehnelt, and an anode; an electron optic arrangement configured to deflect and focus the electron...
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WO/2023/095940A1 |
The present invention relates to a device of controlling an electron emission device generating X-rays, the device comprising: an electron emission device including at least one of at least one cathode electrode, an anode electrode paire...
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WO/2023/088565A1 |
The present invention concerns an X-ray tube (100) comprising a vacuum-sealed tube housing (10) evacuated to a pressure of 10-7 mbar or lower, a cathode assembly (40) inside the housing comprising an electron emitter (50) adapted to emit...
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WO/2023/089912A1 |
Provided is a field emission device that makes it possible to obtain a predetermined withstand voltage even when the amount of draw of an emitter is small. The field emission device comprises: a vacuum container 2 comprising a vacuum cha...
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WO/2023/086658A1 |
A method for acquiring x-ray data from a subject and generating a computed tomography (CT) image of the subject includes receiving a set of illumination field data including an illumination field produced by each of a plurality of focal ...
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