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Matches 1 - 50 out of 17,090

Document Document Title
WO/2021/002305A1
The present invention provides: an emitter composed of an hafnium carbide (HfC) single crystal and emitting electrons stably with high efficiency; a method for producing same; an electron gun using same; and an electronic device. An emit...  
WO/2020/262016A1
An electron tube (1) comprises: a housing (10) having a window (11a) that transmits electromagnetic waves; an electron discharge plate (21) that is disposed inside the housing (10), and that discharges electrons upon receiving electromag...  
WO/2020/261786A1
This photocathode includes a substrate, a photoelectric conversion layer that is formed on the substrate and generates photoelectrons in response to the incidence of light, and an underlayer that is provided between the substrate and the...  
WO/2020/262239A1
This invention concerns a photo-cathode for a vacuum system, wherein the photo-cathode is configured for receiving electromagnetic radiation having an incoming wavelength and for emitting electrons in response thereto. The photo-cathode ...  
WO/2020/262254A1
An electron tube includes a housing that is internally held in a vacuum and has a window transmitting an electromagnetic wave, an electron emitting unit that is disposed in the housing and has a meta-surface emitting electrons in respons...  
WO/2020/262200A1
A fluorescent body according to the present invention has a composition represented by general formula Mα(L,A)βXγ:Euδ, wherein at least some of elements M, each of which is of a fluorescent body host crystal represented by Mα(L,A)β...  
WO/2020/261704A1
A photocathode which is provided with a substrate, a photoelectric conversion layer that is provided on the substrate and generates photoelectrons in accordance with light incident thereon, and a base layer that is provided between the s...  
WO/2020/257239A1
A method of manufacturing a multi-layer image intensifier wafer includes fabricating first and second glass wafers, each having an array of cavities that extend between respective openings in first and second surfaces of the respective g...  
WO/2020/257532A1
In some embodiments, a gas discharge tube (GDT) can include first and second electrodes each including an edge and an inward facing surface, such that the inward facing surfaces of the first and second electrodes face each other. The GDT...  
WO/2020/243795A1
The present invention relates to ion detectors of the type used in scientific instrumentation, such as mass spectrometers. More particularly, the present invention provides a self-contained particle detector comprising an enclosure forme...  
WO/2020/243677A1
A device for providing an energetic field to promote the body's self-healing process comprises electronics immersed in a dialectric oil in a first enclosure which accelerate and spin an energetic current within a gas-filed glass tube. Th...  
WO/2020/234518A1
The present invention relates to an electromagnetic radiation detector comprising an inlet window (310) intended to receive a stream of incident photons, as well as a photocathode (320) in the form of a semiconductive layer. A conductive...  
WO/2020/227785A1
The present invention provides a device configured to convert or amplify a particle, the conversion or amplification being reliant on the impact of a particle on a surface of the device causing the emission of one or more secondary elect...  
WO/2020/225991A1
Provided are: an electron emitting element having a narrow electron energy width and excellent electron emission efficiency; and an electron microscope using the same. The electron emission element includes a laminate structure in which ...  
WO/2020/197753A1
A method of flash-curing a respective layer in an electronic device stack is provided. The method includes providing a stack of layers including a substrate and one or more electronically-active layers disposed on a surface of the substr...  
WO/2020/168139A9
A photocathode emitter can include a transparent substrate, a photocathode layer, and a plasmonic structure array disposed between the transparent substrate and the photocathode layer. The plasmonic structure can serve as a spot-confinin...  
WO/2020/170532A1
A method for producing a phosphor panel according to the present invention comprises: a step for forming a phosphor layer, which contains a plurality of phosphor particles, on an emission window; a step for forming an organic film on the...  
WO/2020/168139A1
A photocathode emitter can include a transparent substrate, a photocathode layer, and a plasmonic structure array disposed between the transparent substrate and the photocathode layer. The plasmonic structure can serve as a spot-confinin...  
WO/2020/166155A1
[Problem] To provide an electron source that is lightweight and simply constructed, and is capable of suppressing characteristic degradation or recovering characteristics without increasing power consumption. [Solution] This CNT electron...  
WO/2020/161795A1
The purpose of the present invention is to provide a charged particle beam device that can predict the lifespan of a filament of a charged particle beam source with an inexpensive and simple circuit configuration. The charged particle be...  
WO/2020/157809A1
The present invention achieves a high resolution even in the case of using a light-excited electron source as an electron source in a scanning electron beam application device that two-dimensionally scans an electron beam on a sample. Ac...  
WO/2020/136912A1
This electron gun is provided with a cathode having an electron emission portion, an extraction electrode which extracts electrons emitted from the electron emission portion, and a convergence electrode which converges the electrons extr...  
WO/2020/125718A1
Provided is an alkynyl Au (III) complex with a structure represented by formula I, wherein R1-R17 are as defined in the description. The alkynyl Au (III) complex provided in the present invention has excellent light-emitting performances...  
WO/2020/114379A1
Disclosed is a field emission electrode, comprising a substrate and a metal electrode layer formed on the substrate, wherein the metal electrode layer is provided with multiple indium columns arranged in an array, with the top face of ea...  
WO/2020/115825A1
The purpose of the present invention is to provide a charged particle source that exhibits small energy dispersion for charged particle beams emitted under a high angular current density condition and allows stable acquisition of large c...  
WO/2020/111755A1
A field emission tomosynthesis system according to the disclosed present invention comprises: a vacuum body unit having a space therein; source parts which are provided in a plurality inside the body unit, so as to respectively generate ...  
WO/2020/085291A1
The present invention is a CNT device (1) (carbon-metal structure) comprising a carbon nanotube layer (2) (CNT layer 2; same hereafter) on a metal pedestal (4). The metal pedestal (4) is brazed on the CNT layer (2) with a brazing materia...  
WO/2020/058053A1
An electron gun is specified, which comprises: - a cathode, which has a cathode holder and a cathode body; and - a Wehnelt cylinder, wherein the cathode holder receives the cathode body and the Wehnelt cylinder is suitable for bundling f...  
WO/2020/060954A1
A photocathode structure, which can include one or more of Cs2Te, CsKTe, CsI, CsBr, GaAs, GaN, InSb, CsKSb, or a metal, has a protective film on an exterior surface. The protective film includes one or more of ruthenium, nickel, platinum...  
WO/2020/042549A1
Provided in an embodiment of the present invention are a field emission cathode electron source and an array thereof, comprising: a substrate, and a cathode, cathode tip and gate that are disposed at the same side of the substrate. By me...  
WO/2020/044389A1
The present invention is an electron source provided with a columnar tip (4) of a hexaboride single crystal, a metal tube (12) for holding the columnar tip (4) of a hexaboride single crystal, and a filament (18) connected to the metal tu...  
WO/2020/041377A1
Disclosed embodiments include cathodes with conformal cathode surfaces, vacuum electronic devices with cathodes with conformal cathode surfaces, and methods of manufacturing the same. In a non-limiting embodiment, a cathode for a vacuum ...  
WO/2019/223815A3
A common mode electromagnetic noise injection network and an active electromagnetic interference filter, comprising an injection part and a common mode loop, the injection part at least being provided with a common mode electromagnetic n...  
WO/2020/010028A1
A magnetically microfocused electron emission source apparatus is disclosed. The apparatus may include a magnetic emitter unit, wherein the magnetic emitter unit comprises an emitter. Further, the magnetic emitter unit may include one or...  
WO/2019/224872A1
In photo-excited electron source, the focal point of excitation light cannot be easily in focus on photoelectric films when the transparent substrates differ in a condensing lens optimally designed under the premise that light is transmi...  
WO/2019/223815A2
The present invention relates to a common mode electromagnetic noise injection network and an active electromagnetic interference filter, comprising an injection part and a common mode loop, the injection part at least being provided wit...  
WO/2019/226966A1
An emitter with a diameter of 100 nm or less is used with a protective cap layer and a diffusion barrier between the emitter and the protective cap layer. The protective cap layer is disposed on the exterior surface of the emitter. The p...  
WO/2019/221119A1
[Problem] To provide a method for automatically adjusting an electron beam emitted from an electron gun equipped with a photocathode to an incidence axis of an electron optical system. [Solution] The problem is solved by an incidence axi...  
WO/2019/214875A1
The invention relates to an electrode (10, 10a, 10b) for a discharge lamp (12), wherein the electrode (10, 10a, 10b) has a base body (14) having an electrode plateau (16) providing an end face of the electrode (10, 10a, 10b), wherein the...  
WO/2019/215335A1
A hollow cathode apparatus includes an outer tubular dielectric barrier circumferentially surrounding an outer tubular surface of the cathode tube, the outer tubular dielectric barrier being composed of a barrier material which is electr...  
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...  
WO/2019/207353A1
The invention relates to a flat field-emission light source comprising a base (1), a glass bulb (2) and a cathode modulator assembly (10). The base (1) is connected to the glass bulb (2), which includes a side surface (3) and an outlet w...  
WO/2019/191801A1
The present invention relates to large area field emission devices based on the incorporation of macroscopic, microscopic, and nanoscopic field enhancement features and a designed forced current sharing matrix layer to enable a stable hi...  
WO/2019/180242A1
The present invention relates to a cathode assembly for emitting charged particles, used in for example an electron gun as source for generating an electron beam. The cathode assembly has a cathode comprising an emitting member and a car...  
WO/2019/181820A1
This invention relates to an electron gun that uses an electron gun cathode material (105) primarily based on LaB6 or CeB6. Methane gas or ethane gas is caused to flow into the vacuum chamber where the electron gun cathode material (105)...  
WO/2019/166161A1
The invention relates to an electron-emission device, comprising at least one electron emitter (2) having at least one emission surface (3) and at least one barrier grid (5), which is spaced apart from the emission surface (3) of the ele...  
WO/2019/160782A1
The system includes a photocathode electron source, diffractive optical element, and a microlens array to focus the beamlets. A source directs a radiation beam to the diffractive optical element, which produces a beamlet array to be used...  
WO/2019/155540A1
In this invention, a charged-particle beam device (110) comprises: a lens barrel (111) having a charged particle source (112); a sample chamber (101) for mounting therein a sample to be irradiated by a charged-particle beam; and a thermi...  
WO/2019/156337A1
The present invention relates to an electron emitting material and a manufacturing method therefor. More particularly, the present invention relates to an amorphous electron emitting material that is stable in air and allows a large emis...  
WO/2019/149482A1
The invention relates to an emission device comprising - an emitter (1) which comprises a structured main emission surface (11) and which can be switched to a main potential (U1), and - a connectable field effect electron emitter (2) whi...  

Matches 1 - 50 out of 17,090