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WO/2019/207352A1 |
The invention relates to a field emission electron gun which comprises a field-radiating cathode (1) having a working surface (2) and a contact electrode (3). The field-radiating cathode (1) is contained in a dielectric sheath (4). The g...
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WO/2019/169385A1 |
Vacuum electron devices and linear accelerators include a hollow cathode (510) configured to emit a beam of electrons. An anode (210) is configured to attach and focus the beam of electrons. A control grid (520) is configured to control ...
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WO/2019/137096A1 |
A quick detection system for a photoelectric cathode (201) of an X-ray streak camera, comprising a light source (10), a vacuum chamber (20), a trine streak image converter tube group, a CCD camera (302), and a computer (40). The light so...
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WO/2019/110502A1 |
The invention relates to an optically controlled electron source (100) comprising at least one tip (P) which is made of a conductive material (Cond) and of which the surface of the apex and the vicinity thereof is covered with at least o...
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WO/2019/046866A3 |
Some embodiments include a system, comprising: a high voltage enclosure; a cathode disposed in the high voltage enclosure; an anode disposed in the high voltage enclosure; a plurality of grids disposed in the high voltage enclosure betwe...
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WO/2019/075116A1 |
A photocathode structure, which can include an alkali halide, has a protective film on an exterior surface of the photocathode structure. The protective film includes ruthenium. This protective film can be, for example, ruthenium or an a...
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WO/2019/057798A1 |
The present invention relates to monolithic material that is capable of shielding against electromagnetic radiation, dynamic or static electric and/or dynamic or static magnetic fields, to a method for shielding against electromagnetic r...
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WO/2019/055554A1 |
A novel photocathode employing a conduction band barrier is described. Incorporation of a barrier optimizes a trade-off between photoelectron transport efficiency and photoelectron escape probability. The barrier energy is designed to ac...
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WO/2019/042207A1 |
A high-energy particle generation device using a carbon allotrope complex field effect consists of a toroidal field emitter (1), a cabinet-type solar low-frequency power supply (2), and a cylindrical buoyancy tank (3). By using a method ...
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WO/2019/046866A2 |
Some embodiments include a system, comprising: a high voltage enclosure; a cathode disposed in the high voltage enclosure; an anode disposed in the high voltage enclosure; a plurality of grids disposed in the high voltage enclosure betwe...
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WO/2018/213189A1 |
A photoinjector system containing modularly-structured waveguide-mode launcher, which is reversibly connected to the RF gun (containing a tubular construction formed with disattachably- affixed to one another structurally-complementary h...
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WO/2018/114744A1 |
Suggested is a white light emitting solid state light source exhibiting an incandescent-like dimming behaviour which is operated at an excitation density of about 0.1 to about 100 W/mm2, comprising or consisting of (a) a primary light so...
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WO/2018/080469A1 |
In a shadow mask tensioning method and apparatus, a shadow mask supported by a support frame is positioned between a shadow mask frame and a set of actuators with a portion of the shadow mask extending across a gap between the support fr...
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WO/2017/164439A1 |
The present invention relates to a charged particle beam apparatus wherein cylindrical electrostatic lenses for deflecting the path of a charged particle beam are symmetrically disposed and an energy selection aperture is interposed ther...
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WO/2017/155495A1 |
An electron beam projector with a linear thermal cathode (7) for electron beam heating consists of a beam guide (1) which comprises a deflecting electromagnetic system (2) and accommodates an accelerating anode (3) fixed on it by a posts...
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WO/2017/112411A1 |
An electron beam gun for a high power RF vacuum device has components joined by a fixed kinematic coupling [8a] to provide both precise alignment and high voltage electrical insulation of the components. The kinematic coupling [8a] has h...
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WO/2017/112937A1 |
According to some aspects, a cold cathode device is provided, the device comprising a substrate, a field electron emitter disposed upon the substrate and configured to emit electrons in a first direction, and a structure encapsulating th...
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WO/2017/085266A1 |
The invention concerns a time gated image intensifier tube comprising: - a photocathode (13), - a micro channel plate (15), - a screen (16), - an housing (19) holding the photocathode (13), the micro channel plate (15) and the screen (16...
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WO/2017/017811A1 |
To provide an image pickup device, which has low noise and high image qualities, and is capable of taking out electric signals. This image pickup device has: an electron source (20) that discharges electrons; a photoelectric conversion u...
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WO/2016/205698A1 |
Systems and methods in accordance with embodiments of the invention implement enhanced carbon nanotube-based field emitters. In one embodiment, a method of fabricating a structure characterized by a plurality of carbon nanotubes adhered ...
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WO/2016/205822A1 |
Systems and methods in accordance with embodiments of the invention generate tunable electromagnetic waves using carbon nanotube-based field emitters. In one embodiment, a CNT-based irradiator includes: at least one CNT-based cathode, it...
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WO/2016/203667A1 |
The present invention provides a successive-image-acquiring device with a picosecond time resolution. Incident light (63) is changed into a spot, and an electron beam array (76) is generated at a photoelectric surface (72) and is narrowe...
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WO/2016/205330A1 |
A method is presented for measuring the electric field of electromagnetic radiation using the spectroscopic responses of Rydberg atoms to the electromagnetic radiation field. The method entails implementing quantitative models of the Ryd...
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WO/2016/201391A1 |
The present invention generally relates to systems and methods for generating controllable beam of electrons using a hollow-cathode triode electron gun that substantially mitigate impact of back-streaming electrons. In one embodiment, a ...
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WO/2016/187603A1 |
A photocathode utilizes an field emitter array (FEA) integrally formed on a silicon substrate to enhance photoelectron emissions, and a thin boron layer disposed directly on the output surface of the FEA to prevent oxidation. The field e...
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WO/2016/180028A1 |
An array substrate comprises a first substrate (1), a first electrode (2) on the first substrate (1), a passivation layer (3) on a side of the first electrode (2) distal to the first substrate (1), the passivation layer (3) comprising a ...
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WO/2016/154214A1 |
A photoluminescence color display comprises a display panel that displays red, green and blue sub-pixel areas, an excitation source operable to generate excitation radiation for operating the display, and a combined layer of photolumines...
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WO/2016/104243A1 |
The present invention improves sensitivity in the ultraviolet band of a photoelectric surface. A photoelectric surface 1 is provided with a window material 2 that transmits ultraviolet rays, a conductive film 3 formed in the window mater...
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WO/2016/053972A1 |
Apparatus for electron beam treatment of three-dimensional parts that includes cavities in a shielded rotating drum that preferably includes additional rotation mechanism for rotating parts within cavities in said drum. Radiation associa...
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WO/2016/035942A1 |
The present application relates to an electron beam emission device which has a concave cathode and a holder and which suppresses the generation of an arc so as to enable more stable and higher power operation, and the electron beam emis...
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WO/2016/029065A1 |
The present invention generally relates to systems and methods for generating controllable beam of electrons using a hollow-cathode triode electron gun that substantially mitigate impact of back-streaming electrons.
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WO/2016/028743A1 |
A magneto-energy apparatus includes an electromagnetic field source for generating a time-varying electromagnetic field. A graphite foam conductor is disposed within the electromagnetic field. The graphite foam when exposed to the time-v...
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WO/2016/024878A1 |
The present invention relates to a device (1) for the extraction of electrons in field emission systems comprising a cathode (2) as electron source, a dielectric grid layer (3) and a conduction layer (4). The device (1) is in the form...
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WO/2016/009484A1 |
The present invention addresses the problem of providing an electron emitting element array or the like whereby film peeling of a semiconductor layer and reduction of a current path due to a step between a lower electrode layer and base ...
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WO/2015/182180A1 |
This imaging tube comprises a vacuum envelope having an input window and an output window facing the input window, and an input surface (17) disposed on the inner side of the input window. The input surface (17) is provided with a substr...
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WO/2015/151172A1 |
The present invention addresses the problem of providing: an image pickup device wherein, with a simple structure, suitable parallelism is achieved between a surface emission source array and an acceleration electrode; and a method for m...
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WO/2015/139982A1 |
Electron beam generator comprising an electron emitting device (32) adapted to emit an electron beam when heated to an elevated temperature, characterized in that the electron emitting device (32) comprises a filament (34) having a spira...
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WO/2015/066246A1 |
An electron emitter including: a plurality of elongate rungs connected together end to end from a first emitter end to a second emitter end in a plane so as to form a planar pattern; a plurality of comers, wherein each elongate rung is c...
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WO/2015/014378A1 |
An electron filtering layer placed on a photocathode of a UV light detector allows to selectively filter out electrons generated from a photoconversion of long wavelengths. The filter may be tuned by selecting the material and the thickn...
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WO/2014/170925A1 |
The present invention is an electron emission element that can increase resolution without requiring movable parts, and an image-capturing device provided with said electron emission element. The image-capturing device (1) comprises: an ...
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WO/2014/027294A3 |
An image capture device and an x-ray emitting device are introduced comprising an electron receiving construct and an electron emitting construct separated by a spacer. The electron receiving construct comprises a faceplate, an anode and...
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WO/2014/038317A1 |
This electron tube (1) is provided with the following: a tubular housing (2) with an electrically insulating surface on the inside thereof; and an electrically resistive film (31) coating said electrically insulating surface. Said electr...
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WO/2014/036409A2 |
An efficient and stable, high-power, laser-driven white light source using one or more phosphors deposited on a thermally conductive substrate that is either transparent or reflective and placed at a remote distance from the laser source.
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WO/2014/025751A2 |
A system and method for producing a continuous or pulsed source of high energy electrons at or near atmospheric pressure is disclosed. High energy electrons are used to ionize analyte molecules in ambient air through collisions with reac...
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WO/2013/176022A1 |
The purpose of the present invention is to provide a partition that has excellent thermal decomposition properties for organic components when sintered, has little carbon residue in partitions after sintering, and is capable of forming p...
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WO/2013/076709A8 |
The invention concerns a device (11, 21) comprising: a cathode (14) that lies on a cathode plane and includes, in an active region (11a), one or more cathode straight -finger-shaped terminals (14b) with a main extension direction paralle...
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WO/2013/105625A1 |
This glass is characterized by containing, in terms of oxide mass, 40-65% SiO2, 2-20% Al2O3, 0-20% B2O3, 0-15% MgO, 0-15% CaO, 0-20% SrO, 0-20% BaO, 0-10% Li2O, 0.1-20% Na2O, 0.1-20% K2O, 0-10% ZrO2, less than 0.04% Fe2O3, and 0-0.5% SO3...
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WO/2013/083732A1 |
Aircraft landing gear strut (1) comprising a tubular part (3) to accept a shock absorber and an axle bearer part (2) situated at the end of the tubular part (3) and designed to accept a landing gear wheel support mechanism. The tubular p...
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WO/2013/076709A1 |
The invention concerns a device (11, 21) comprising: a cathode (14) that lies on a cathode plane and includes, in an active region (11a), one or more cathode straight -finger-shaped terminals (14b) with a main extension direction paralle...
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WO/2013/070338A1 |
Certain exemplary embodiments can provide a system comprising a hybrid composite. The hybrid composite can comprise tubular carbon and graphene produced via pyrolysis of a milled solid carbon source under an unoxidizing environment. When...
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