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WO/2018/165222A1 |
A method of generating X-rays includes providing a field-emission diode including two electrodes separated by a gap, a first conductor, a first insulator on a surface of the first conductor, a second insulator on a surface of the first i...
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WO/2018/144630A1 |
The present specification discloses a high power continuous X-ray source having a rotating target assembly that is cooled by circulation of a liquid material in contact with the target assembly, whereby the target assembly has a front su...
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WO/2018/132841A1 |
Technology is described for steep angle of a focal track of an anode of an x-ray tube. In one example, an anode includes a disc-shaped anode and a focal track. The disc-shaped anode includes a bearing-facing surface, a window-facing surf...
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WO/2018/129445A1 |
An x-ray imaging device can include an x-ray detector and an optical-blocking filter. The x-ray detector has an entrance-window surface for receiving x-rays, at least one side surface, and a back surface facing in an opposite direction f...
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WO/2018/113069A1 |
A transmission-type X-ray source structure for the cathode of a patterned carbon nanotube (1), the structure comprising: a carbon nanotube (1), a conductive base (2), an insulating cover (3), a beryllium window (4), a conductive ring (5)...
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WO/2018/112718A1 |
A reflective X-ray source structure of a patterned carbon nanotube cathode, comprising a carbon nanotube (1), an electrically-conductive base (2), an insulating cover (3), an insulating washer (4), a focusing barrel (5), a mesh (6), an a...
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WO/2018/109176A1 |
A solid X-ray target (100) for generating X-ray radiation is disclosed. The X-ray target comprises at least one material (101) selected from a list including trivalent elements; and at least one material (102) selected from a list includ...
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WO/2018/098391A1 |
Disclosed is an X-ray tube (100) having an electron source (106) and anode (200) disposed therein. The anode includes a target surface (204) positioned to receive electrons ('e') emitted by the electron source (106). A thermal structure ...
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WO/2018/097487A1 |
Disclosed is an X-ray module assembly of a portable X-ray device, the assembly being capable of: manufacturing, as a carbon nanotube or a filament-type tube, an X-ray tube, which is a core component of a portable X-ray device; aligning a...
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WO/2018/093164A1 |
A digital light source device according to the disclosed present invention comprises: a hollow body unit which has a space therein; a source unit which emits electrons from inside the body unit; and an anode unit which generates X-rays o...
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WO/2018/092939A1 |
A field-emission X-ray source device according to the present invention is a field-emission X-ray source device comprising: a tubular vacuum container; an anode having a target and a cathode having an electron emitter which are respectiv...
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WO/2018/083194A1 |
The invention relates to an alumina-ceramic-based electrical insulator, a method for producing the insulator, and a vacuum tube comprising the insulator. The electrical insulator is provided to isolate two electrodes of a vacuum tube in ...
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WO/2018/079946A1 |
The present invention relates to "an X-ray tube for improving electron focusing" capable of guiding thermoelectrons discharged from a filament such that the thermoelectrons can efficiently move to a target on an X-ray irradiation window ...
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WO/2018/073554A1 |
A portable x-ray imaging source (100) capable of motion-free x-ray tomosynthesis, wherein said source is suitable for dental and small body-part/small area imaging.
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WO/2018/073375A1 |
A system and method for generating X-ray radiation is disclosed. The system comprises an electron source (200) operable to generate an electron beam (I) and an X-ray target (100) for generating X-ray radiation upon interaction with the e...
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WO/2018/066135A1 |
This charged particle beam device has: a partition wall section for forming a depressurized or vacuum region; an ejection source, which is disposed in the depressurized or vacuum region, and which ejects charged particles to the inside o...
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WO/2018/066170A1 |
This X-ray tube comprises an anode target, a cathode (10) having a first filament and a focusing electrode, and a vacuum envelope. The focusing electrode has a flat front surface (Sf), a flat first surface (S1), a first groove portion (1...
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WO/2018/063918A1 |
The present disclosure relates to multi-layer X-ray sources having decreased hydrogen within the layer stack and/or tungsten carbide inter-layers between the primary layers of X-ray generating and thermally-conductive materials. The resu...
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WO/2018/064434A1 |
A two-dimensional X-ray scanner that includes a beam steerer for steering an electron beam to impinge upon a target; and a collimator further including an aperture adapted for travel in an aperture travel path for rotating the X-ray beam...
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WO/2018/055795A1 |
Provided is an X ray tube wherein unnecessary X-rays emitted from a holder shaft are reduced, allowing a sharp X ray image to be obtained. The invention comprises: an electron source 12 for generating an electron beam B; an anode 13 for ...
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WO/2018/051353A1 |
A control system and method are presented for controlling operation of an X-ray Fluorescent (XRF) system for detecting at least one material carried by a sample, for example at least one marker carried by the sample. The control system c...
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WO/2018/052997A2 |
Fabrication of a multi-layer X-ray source is disclosed using bulk structures to fabricate a multi-layer target structure. In one implementation, layers of X-ray generating material, such as tungsten, are interleaved with thermally conduc...
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WO/2018/043870A1 |
The present invention comprises: a guide bar having a plurality of insertion grooves arranged on the bottom surface thereof in the left and right direction; a voltage generation module provided in the guide bar and generating a high volt...
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WO/2018/035171A1 |
System and method for imaging an integrated circuit (IC). The imaging system comprises an x-ray source including a plurality of spatially and temporally addressable electron sources, an x-ray detector arranged such that incident x-rays a...
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WO/2018/024553A1 |
The invention relates to an X-ray unit, an X-ray system, and a method for manufacturing an X-ray system. The X-ray system comprises an X-ray unit, a cathode, and an anode. The X-ray unit comprises a vacuum tube and a magnet system. The v...
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WO/2018/020257A1 |
In examples, it is disclosed an inspection system comprising: a secondary source of radiation configured to generate secondary electromagnetic radiation for inspection of a load in response to being irradiated by primary electromagnetic ...
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WO/2018/020895A1 |
This X-ray tube apparatus (101) is provided with: a positive electrode (212) which radiates an X-ray when irradiated with an electron beam; a rotation axis part (301) which is connected to the positive electrode (212); and a rotation bea...
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WO/2018/005901A1 |
The present disclosure relates to the production and use of a multi-layer X-ray source target. In certain implementations, layers of X-ray generating material may be interleaved with thermally conductive layers. To prevent delamination o...
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WO/2018/005463A1 |
A cathode assembly design is provided that includes two flat emitters (76, 78), a longer emitter filament (76) and a shorter emitter filament (78). In one implementation the focal spot sizes produced by the long and short emitters overla...
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WO/2017/220455A1 |
An X-ray source (1) and a corresponding method for generating X-ray radiation are disclosed. The X-ray source comprises a chamber (110) comprising an interaction region (I), and a first electron source (130) operable to emit a first elec...
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WO/2017/221478A1 |
An emitter (3) and a target (7) are arranged oppositely in a vacuum chamber (1), and a guard electrode (5) is provided on the outer peripheral side of the electron generating unit (31) of the emitter (3). An emitter support unit (4), whi...
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WO/2017/221743A1 |
An x-ray tube is provided with a negative electrode (2) and a positive electrode. The negative electrode has a filament coil (5) and a focusing electrode (10) that includes a valley bottom part (M), a first inclined plane (11) rising fro...
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WO/2017/221479A1 |
An emitter (3) and a target (7) are arranged oppositely in a vacuum chamber (1), and a guard electrode (5) is provided on the outer peripheral side of the electron generating unit (31) of the emitter (3). An emitter support unit (4), whi...
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WO/2017/216555A2 |
An x-ray micro-beam radiation production system is provided having: a source of accelerated electrons, an electron focusing component configured to focus the electrons provided by the source, and a target which produces x-rays when elect...
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WO/2017/217051A1 |
In this invention, an emitter (3) and a target (7) are disposed face-to-face in a vacuum chamber (1), and a guard electrode (5) is provided on the outer peripheral side of an electron-generating portion (31) of the emitter (3). The guard...
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WO/2017/217228A1 |
Disclosed is an X-ray generator allowing a high-brightness X-ray to be obtained through a simple configuration. This X-ray generator (100) comprises: a chamber (11); a disc-shaped rotating body (21) disposed inside the chamber (11); a st...
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WO/2017/213996A1 |
This disclosure presents systems for x-ray microscopy using an array of micro-beams having a micro- or nano-scale beam intensity profile to provide selective illumination of micro- or nano-scale regions of an object. An array detector is...
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WO/2017/204850A1 |
.A compact source for high brightness x-ray generation is disclosed. The higher brightness is achieved through electron beam bombardment of multiple regions aligned with each other to achieve a linear accumulation of x-rays. This may be ...
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WO/2017/184232A1 |
Electron beam spot characteristics can be tuned in each x-ray tube (10, 30) by moving a focusing-ring (13) along a longitudinal-axis (15) of the x-ray tube. The focusing-ring can then be immovably fastened to the x-ray tube. An x-ray sou...
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WO/2017/185028A1 |
A tomosynthesis system has an x-ray source with an addressable array of electronemitting sections on the cathode. The x-ray source moves rotationally about an imaging target, such as a breast. During the rotation, x-rays are emitting fro...
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WO/2017/172025A1 |
A transmission-target x-ray tube (10, 40, 50) can include an x-ray window (12) mounted on a window-housing (13). The window-housing (13) can be made of a high density material with a high atomic number, and can include an aperture (13a) ...
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WO/2017/168033A1 |
The invention relates to a radiation window structure. The radiation window structure comprising a substrate (102) made of silicon nitride and a coating layer (104) grown from a vapor phase on outer surface of the substrate (102). The in...
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WO/2017/173341A1 |
Embodiments provide a stationary X-ray source for a multisource X-ray imaging system for tomographic imaging. The stationary X-ray source includes an array of thermionic cathodes and, in most embodiments a rotating anode. The anode rotat...
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WO/2017/159960A1 |
The present invention relates to an insulating oil reloading device and an insulating oil reloading method of an X-ray tube module, which can facilitate, through movement and defoaming of the insulating oil using vacuum pressure, the sup...
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WO/2017/161161A1 |
A cathode head (15) can include: an insulating block (226) on a base (216); an electron emitter (222) with a planar emitter surface (234) formed by a plurality of elongate rungs (235) connected together through a plurality of turns (236)...
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WO/2017/161376A1 |
Technology is described for a magnetic lift device for an x-ray tube. In one example, an anode assembly includes an anode, a bearing assembly, a ferromagnetic shaft, and a lift electromagnet. The anode is configured to receive electrons ...
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WO/2017/156033A1 |
A high energy radiation device may include a band and/or contact rod with surface properties to enhance field emissions or otherwise assist in control of x-ray generation. The high energy radiation device comprises a housing for maintain...
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WO/2017/149006A1 |
An X-ray source (100) and a corresponding method for generating X-ray radiation are disclosed. The X-ray source comprises a target generator (110), an electron source (120) and a mixing tool (130). The target generator is adapted to form...
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WO/2017/147603A1 |
A system and corresponding method for detecting one or more high-atomic-number elements in a patient includes a Bremsstrahlung x-ray source that produces x-rays in an energy spectrum including an energy of at least 160 kiloelectron-volts...
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WO/2017/147419A1 |
The present application provides a bipolar x-ray tube module. The bipolar x- ray tube module may include a bipolar x-ray tube and at least two voltage multipliers. The voltage multipliers may be positioned such that the voltage gradient ...
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