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Matches 1 - 50 out of 17,017

Document Document Title
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...  
WO/2019/146027A1
This electron beam device (100) comprises: a first chamber (34) the interior of which can be evacuated and which is provided with a holder 88 capable of holding a photoelectric element having a photoelectric conversion layer that generat...  
WO/2019/129988A1
The invention relates to an apparatus for manufacturing a three-dimensional object by selective additive manufacturing, comprising, in a chamber, a support for depositing successive layers of additive manufacturing powder, a distribution...  
WO/2019/121430A1
Provided is an electron beam source (200) for generating an electron beam comprising a cathode (240), an anode and a grid for regulating an electron beam current. The cathode has a base (242) and a protrusion (244) with sidewalls (247) a...  
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...  
WO/2019/106362A1
A method of reducing an effective work function of a surface, for example for use in manufacturing a low temperature thermionic energy conversion device, comprises functionalizing the surface with a surface layer species. The vibrational...  
WO/2019/107113A1
The purpose of the present invention is to provide an emitter that is made of hafnium carbide (HfC) and that releases electrons in a stable and highly efficient manner, a method for manufacturing the emitter, and an electron gun and elec...  
WO/2019/081952A1
An electron source in a gas-source mass spectrometer the electron source comprising: an electron emitter cathode presenting a thermionic electron emitter surface in communication with a gas-source chamber of the gas-source mass spectrome...  
WO/2019/081162A1
An inspection method for a substrate is described, the inspection method comprising: - providing an electron beam having a first polarization state to a sample of the semiconductor substrate; - detecting a first response signal of the sa...  
WO/2018/204943A3
The invention relates to a high-temperature component (1) made of a refractory metal or a refractory metal alloy, said component having a coating (2) for increasing emissivity and the coating substantially consisting of: tantalum nitride...  
WO/2019/075118A1
A photocathode can include a body fabricated of a wide bandgap semiconductor material, a metal layer, and an alkali halide photocathode emitter. The body may have a thickness of less than 100 nm and the alkali halide photocathode may hav...  
WO/2019/060150A1
Phosphors emitting green light over a narrow wavelength range may be used to broaden the gamut of display devices. In one aspect, a light emitting device comprises a light emitting solid state device emitting blue or violet light, a firs...  
WO/2019/028243A1
Light-emitting devices having an emitting layer containing a light-emitting organic or organometallic material and a nanostructure, the nanostructure having strong local electric fields at visible electromagnetic wavelengths that spectra...  
WO/2019/023081A1
Disclosed embodiments include vacuum electronics devices and methods of fabricating a vacuum electronics device. In a non-limiting embodiment, a vacuum electronics device includes: an electrode; a plurality of grid supports disposed on t...  
WO/2019/020588A1
A device (10) for controlling electron flow is provided. The device comprises a cathode (12), an elongate electrical conductor (14) embedded in a diamond substrate (16), an anode (18), and a control electrode (22) provided on the substra...  
WO/2019/023080A1
Disclosed embodiments include vacuum electronics devices and methods of fabricating a vacuum electronics device. In a non-limiting embodiment, a vacuum electronics device includes: an electrode; a first film layer disposed on the electro...  
WO/2019/023268A1
A small-gap device system, preferably including two or more electrodes and one or more spacers maintaining a gap between two or more of the electrodes. A spacer for a small- gap device system, preferably including a plurality of legs def...  
WO/2019/009785A1
The present disclosure generally relates to field emission cathode structure for a field emission arrangement, specifically adapted for enhance reliability and prolong the lifetime of the field emission arrangement by arranging a getter ...  
WO/2019/008738A1
Provided are: a field emission-type electron source with which the influence of an electric field can be suppressed and stable long-term emission characteristics can be obtained even when a diffusion supply source is disposed close to th...  
WO/2018/217167A1
A cathode structure for cold field electron emission and method of fabricating a single-tip cathode structure for cold field electron emission. The cathode structure comprises a pointed cathode wire; and a graphene-based coating on at le...  
WO/2018/212166A1
An electron emission element (100) has: a first electrode (12); a second electrode (52); and a semiconductor conductive layer (30) that is provided between the first electrode (12) and the second electrode (52). The semiconductor conduct...  
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...  
WO/2018/204943A2
The invention relates to a high-temperature component (1) made of a refractory metal or a refractory metal alloy, said component having a coating (2) for increasing emissivity and the coating substantially consisting of: tantalum nitride...  
WO/2018/190436A1
The invention relates to a charged particle source module for generating and emitting a charged particle beam, such as an electron beam, comprising: a frame including a first frame part, a second frame part, and one or more rigid support...  
WO/2018/189189A1
A device for emitting ultraviolet light comprising a bar (13) provided with carbon nanotubes, a first layer (11) composed of a first cathode material that is luminescent in the UV-C ultraviolet light radiation region in order to excite t...  
WO/2018/187409A1
The present disclosure relates to devices and methods for enhancing the collection of charge carriers, such as electrons. Methods of manufacturing the devices are also disclosed. An electronic device can include a cathode, an anode, a ga...  
WO/2018/164302A1
The present invention relates to an electron-emitting material containing Hf and S and a preparation method therefor. An electron-emitting material of the present invention can increase emission currents even at a low driving voltage due...  
WO/2018/159056A1
Provided are an electron source usable stably over a long period of time even if a hexaboride compound is used, and an electron beam device using this electron source. The electron source comprises: a metallic filament (103); a metal tub...  
WO/2018/152506A1
Disclosed herein are light emitting device that emit highly circularly polarized light. These devices may be used to form a dot-matrix display or an electronic information display comprised of a series of photopolymerizable, chiral liqui...  
WO/2018/071710A3
A multi-column electron beam device includes an electron source comprising multiple field emitters fabricated on a surface of a silicon substrate. To prevent oxidation of the silicon, a thin, contiguous boron layer is disposed directly o...  
WO/2018/086737A4
The invention relates to a method for producing an electron emitter (1) a component surface (3) of which is coated with a coating (2) that contains nanorods (4, 7), in particular carbon nanotubes. According to said method, an elastomer f...  
WO/2018/118757A1
An emitter with a protective cap layer on an exterior surface of the emitter is disclosed. The emitter can have a diameter of 100 nm or less. The protective cap layer includes ruthenium. Ruthenium is resistant to oxidation and carbon gro...  
WO/2018/103744A1
A mixture consists of three or more organic compounds, wherein the molecular weight difference of any two organic compounds is less than 160 Dalton. In the mixture, the molar percentage of each organic compound is not less than 3% and no...  
WO/2018/106168A1
The present invention generally relates to a field emission light source and specifically to a field emission light source adapted to emit ultraviolet (UV) light. The light source has a UV emission member provided with an electron-excita...  
WO/2018/095383A1
The present invention relate to a deuterated aromatic amine derivative represented by general formula (I). The deuterated aromatic amine derivative has fluorescence emission at a short light emission wavelength, and the light-emission sp...  

Matches 1 - 50 out of 17,017