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JP6550451B2 |
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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JP6548179B1 |
To achieve high brightness and long life of an electron gun. Mainly LaB6Or CeB6Electron gun based on the above. The present invention relates to an electron gun using the cathode material 105. 1 x 10 methane gas or ethane gas in the vacu...
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JP2019096441A |
To provide a planar light emitter using a resin as a base material, and an illumination device and an information display device including the planar light emitter, which converts ultraviolet light into visible light with high efficiency...
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JP6529920B2 |
In order to provide a stable hexaboride single-crystal field emission electron source capable of heat-flashing, this field emission electron source is provided with a metal filament, a metal tube joined thereto, a hexaboride tip that emi...
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JP6523301B2 |
The present disclosure is directed to an electron source and an X-ray source using the same. The electron source of the present invention comprises: at least two electron emission zones, each of which comprises a plurality of micro elect...
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JP2019061904A |
To provide a technique capable of cleaning a surface of an electron emission source made of Heusler alloy without adversely affecting emission characteristics of electrons.An electron emission device 2 includes an electron emission sourc...
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JP2019061900A |
To provide a technology capable of inhibiting the cone-shaped tip from being damaged when manufacturing an electron-emitting source equipped with a Heusler alloy layer having a cone shape.A method of manufacturing an electron-emitting so...
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JP2019053968A |
To solve a problem in which a filament used in an X-ray tube or the like is heated to emit thermoelectrons in an electron generator using the filament, but this has the disadvantage that the power efficiency is very poor and the life is ...
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JP2019050191A |
To provide an electron beam generator and an electron beam sterilizer device which generate electron beams having a substantially uniform profile, without using a control grid.There is provided an electron beam generator 30 for sterilizi...
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JP6474611B2 |
Provided are surfaces comprising particles, which particles may possess, for example, antimicrobial or biosensing properties. Also provided are related methods for fabrication of the inventive articles. Also provided are systems and meth...
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JP6476183B2 |
A robust cold cathode uses an electron emitting construct design possibly for an x-ray emitter device. The electron beam emitted by the emitting construct is focused and accelerated by an electrical field towards an electron anode target...
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JP2019029260A |
To provide an impregnated cathode structure capable of suppressing heat dissipation due to heat conduction and also capable of improving rigidity of a reflection cylinder.An impregnated cathode structure according to an embodiment includ...
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JP6466020B1 |
To provide a device capable of adjusting the focus of an electron beam to a short focus side and a long focus side after mounting an electron gun on a device on the other side. [Means for Solving Problems] Photocathodes and With the anod...
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JP6458727B2 |
The present invention discloses an electrode material that eases electron injection and does not react with contact substances. The structure of the material includes a conductive substrate plane on the top of which an emissive material ...
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JP6462805B2 |
The invention relates to a cathode arrangement comprising: a thermionic cathode comprising an emission portion provided with an emission surface for emitting electrons, and a reservoir for holding a material, wherein the material, when h...
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JP6461546B2 |
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JP6454017B2 |
The present invention relates to a field emission light source die configured to emit UV light and a method for forming such a field emission light source. The field emission light source comprises a field emission cathode (106) comprisi...
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JP6442592B2 |
A photocathode is formed on a monocrystalline silicon substrate having opposing illuminated (top) and output (bottom) surfaces. To prevent oxidation of the silicon, a thin (e.g., 1-5 nm) boron layer is disposed directly on the output sur...
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JP6425558B2 |
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JP6422748B2 |
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JP6419572B2 |
The present invention improves sensitivity of the ultraviolet band of a photoelectric surface. A photoelectric surface 1 includes a window material 2 that transmits ultraviolet rays, a conductive film 3 that is formed on the window mater...
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JP6400776B2 |
Controlling total emission current of an electron emitting construct in an x-ray emitting device by providing a cathode, providing multiple active areas each active area having a gated cone electron source, including multiple emitter tip...
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JP6397656B2 |
A field emission device and a method of driving the multi-electrode field emission device having a single driving power source are disclosed. The field emission device includes a cathode electrode, one or more gate electrodes, a voltage ...
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JP2018147871A |
To provide a high-brightness electron gun cathode with a low work function.An electron gun is constructed by lanthanum or cerium atom and a cathode material in which a carbon atom and a boron atom are combined in a predetermined adjacent...
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JP6391410B2 |
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JP6386391B2 |
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JP2018137096A |
To provide an electron-emitting material which can reduce a work function, and an electron-emitting element.An electron-emitting material comprises a diamond film 11 with its surface terminated with hydrogen. The diamond film 11 is dispo...
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JP2018133133A |
To provide an impregnated cathode structure capable of achieving both a reduction in manufacturing cost and an improvement in reliability.An impregnated cathode structure according to an embodiment includes: a cathode base containing an ...
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JP6378473B2 |
Embodiments of the disclosure relate to electron emitters for use in conjunction with X-ray devices. In one embodiment, the emitter features a round emission area capable of emitting electrons when heated, wherein the round emission area...
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JP6369987B2 |
To provide an electron source that uses a one-dimensional nanostructure such as a nanowire as an electron discharge source and can prevent the travel direction of an electron beam from being deviated due to asymmetry around the optical a...
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JP2018116849A |
To provide a metal electron emitting device capable of emitting electrons having a high spin polarization ratio.An electron emitting device 1 includes an electron emission film 16 of a Heusler alloy film formed above a substrate 12, and ...
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JP2018518023A |
The system and method according to an embodiment of the present invention uses a carbon nanotube electric field emitter to generate an adjustable electromagnetic wave. In one embodiment, the CNT irradiator comprises at least one CNT cath...
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JP6341970B2 |
An ionization gauge (100) to measure pressure comprising: an electron source cathode (105) that emits electrons (125); an anode (120) that defines an ionization space; a collector electrode (110) to collect ions formed by an impact betwe...
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JP6341551B2 |
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JP6328225B2 |
A system for inspecting a sample including a detector, either a photomultiplier tube or an electron-bombarded image sensor, that is positioned to receive light from the sample. The detector includes a semiconductor photocathode and a pho...
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JP6324057B2 |
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JP6309860B2 |
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JP2018508933A |
To reduce the cost and complexity of an entire system by downsizing an electron beam sterilization system. An electron beam emitter of the present invention surrounds a power supply (11), a cathode (12) connected to the power supply (11)...
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JP6302290B2 |
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JP6285254B2 |
To provide: a cathode for electron beam generation, suppressed in the occurrence of a crack and a chip while maintaining uniformity in the component composition of the cathode; and a method for manufacturing the cathode.A cathode member ...
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JP6278897B2 |
A field emission device is configured as a heat engine, and the performance of the device is optimized.
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JP6279783B2 |
To provide a cathode and a method of manufacturing the same capable of suppressing nonuniformity of an electric field at a cathode tip.The cathode has a conical shape whose tip of an upper part is flat or spherical. The upper part includ...
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JP6272223B2 |
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JP2018014161A |
To materialize: an electron emission material by which a work function can be kept low even in high-temperature activation; and an electron-emission element arranged by use of the material.An electron emission material comprises: a diamo...
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JP6267504B2 |
To provide an electron emission element having flexibility.The electron emission element 1 includes a first electrode 1a and second electrode 1c that face each other, and a flexible intermediate layer 1b disposed between the first electr...
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JP2018006335A |
To provide an electron emission element and an electron emission device capable of stable electron emission where aggregation and segregation of conductive fine particles are suppressed, and to provide a manufacturing method thereof.An e...
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JP6257622B2 |
A photocathode is formed on a monocrystalline silicon substrate having opposing illuminated (top) and output (bottom) surfaces. To prevent oxidation of the silicon, a thin (e.g., 1-5 nm) boron layer is disposed directly on the output sur...
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JP6247846B2 |
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JP2017201609A |
To constitute an electron gun achieving high brightness, long life, resistance against low vacuum levels, and high uniform irradiation.An electron gun includes a substrate 106 comprising a first high melting point metal and containing se...
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JP6227401B2 |
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