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WO/2023/034399A9 |
A cathode-ray tube ultraviolet light source includes a metal housing provided with a light-transmissive window, a heatsink disposed within the metal housing, a phosphor having a first surface and an opposing second surface, wherein the s...
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WO/2024/056145A1 |
The invention relates to an apparatus (13) that can be used in public distribution networks. In order to distribute the electrical loads across the low-voltage outputs (9, 10, 11, 12) when the power is turned on, it is proposed that, dur...
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WO/2024/008329A1 |
A multi-beam charged particle system (1) is provided with reduced field curvature. The multi-beam charged particle system comprises a charged particle mirror element (700) for compensating a field curvature of charged particle imaging el...
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WO/2023/247922A1 |
There is provided an electron beam emitting assembly comprising a cylindrical cathode element (32) and a current source (36), wherein an electrically conductive element (40, 94) connected to the current source (36) is positioned to conta...
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WO/2023/236785A1 |
The present application provides an electron gun and a vacuum electronic device. According to the present application, the anode and the signal input system of the electron gun are integrated to achieve the integrated design and manufact...
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WO/2023/201172A1 |
Systems and methods are described herein for generating, modulating, and/or shaping a plurality of electron beams to be used in various lithography processes. In some aspects, multiple beams may be individually modulated to create a patt...
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WO/2023/192634A2 |
A device and system for ultrafast electron diffraction is disclosed. The electron diffraction device includes an electron source, anode, and magnetic lens. A laser probe pulse interacts with electrons from the electron source to generate...
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WO/2023/122831A1 |
Examples of an electron gun with a moving cathode station and a moving anode station are described. The moving cathode has a driver that moves the station and comprises a plurality of cathodes with a plurality of bias cups to control a t...
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WO/2023/117173A1 |
An electron, microscope (100) is described. The electron microscope comprises an electron source (110) for generating an electron beam, a condenser lens (130) for collimating the electron beam downstream of the electron source, and an ob...
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WO/2023/108365A1 |
A micro-electro-mechanical system (MEMS) micromirror and a preparation method therefor, and a detection device, which relate to the technical field of MEMSs and are used for solving the problem of the impact of temperatures on a measurem...
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WO/2023/040676A1 |
The present application relates to a radio-frequency (RF) ion source, comprising a discharge cavity that is connected to a gas supply pipe, an RF coil that is provided outside of the discharge cavity, and a grid that is provided at the f...
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WO/2023/285051A1 |
The present invention provides a method to design a beam collimation system for cyclotron-based particle therapy beamline. This method provides the specifications of two asymmetric collimators, which allow transporting larger emittance t...
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WO/2022/263152A1 |
The invention relates to a method, as well as a device and a computer program, for monitoring a first time base of a first communication device and a second time base of a second communication device with the aid of a computer. In a firs...
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WO/2022/246883A1 |
The present application relates to an immersion-type magnetic lens electron gun, comprising: an electron beam source, an electron gun anode, and a magnetic lens. An optical axis through hole is formed at the center of the magnetic lens; ...
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WO/2022/248926A1 |
An apparatus (10) for environmental aqua and energy spread support is disclosed. The apparatus includes a first stage configured to perform sea water/water intake, quick evaporation, fast vapor displacement, condensation and condensation...
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WO/2022/137332A1 |
The present invention has a photocathode 13 comprising a substrate 11 and a photoelectric film 12 formed on the substrate, a light source 1 for emitting pulsed excitation light, a condenser lens 4 disposed to face the substrate of the ...
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WO/2022/104168A2 |
Vacuum electron devices (VEDs) are produced having a plurality of two-dimensional layers of various materials that are bonded together to form one or more VEDs simultaneously. The two-dimensional material layers are machined to include f...
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WO/2022/084370A1 |
An apparatus (2) for generating an ionised gaseous material or ionised vapour is disclosed. The apparatus comprises a substrate (4) of crystalline material and metallic electrical conductors (6) having first ends located at a first surfa...
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WO/2022/070097A1 |
A field emission cathode device and method for forming a field emission cathode device involve a cathode element having a field emission surface, and a gate electrode element disposed in spaced-apart relation to the field emission surfac...
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WO/2022/070100A1 |
A field emission cathode device and formation method involves a rotating field emission cathode including a field emission material deposited on a surface thereof, the field emission cathode rotating about an axis and being electrically ...
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WO/2022/070093A1 |
A field emission cathode device and method for forming a field emission cathode device involve a cathode element having a field emission surface disposed in spaced-apart relation to a gate electrode element so as to define a gap between ...
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WO/2022/070090A1 |
A field emission cathode device comprises a field emission cathode including a cylindrical substrate and a field emission material deposited on a cylindrical surface thereof. The field emission cathode defines a longitudinal axis. A sole...
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WO/2022/054535A1 |
Provided are an electron gun, an electron gun component, an electron beam application device, and a positioning method which make it possible to align the emission axis of an electron beam with the optical axis of an electron optics syst...
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WO/2022/032335A1 |
The present invention relates to electron multiplier apparatus of the type used in ion detectors. In one form, the invention is an electron multiplier having two or more electron emissive surfaces, each having a different composition so ...
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WO/2022/023695A1 |
There is provided an electron beam welding apparatus (10) comprising socket means (40) formed with a first channel (38) configured to receive a high-voltage supply member, wherein the socket means further comprises a tubular plug (42) ha...
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WO/2022/013368A1 |
An emitter is configured to emit charged particles. The emitter comprises a body, a metal layer and a charged particle source layer. The body has a point. The metal layer is of a first metal on at least the point. The charged particle so...
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WO/2021/253197A1 |
An electron gun may include a cathode with an emitting surface configured to emit electrons. The cathode may include a through hole that goes through the emitting surface and is configured to allow back-streaming electrons of the emitted...
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WO/2021/233501A2 |
The invention relates to an electron emitter structure comprising: (a) an atmosphere-stable electron emission layer of a mixture of metals having a first side and a second side; and b) an electron accelerating structure on the first side...
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WO/2021/214953A1 |
An electron gun 901 capable of suppressing an uneven temperature distribution at an extraction electrode and a length-measuring SEM 900 are provided. The electron gun 901 is equipped with: a charged particle source 1; an extraction elect...
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WO/2021/210255A1 |
According to the present invention, an electron gun comprises a cathode that has a tip for emitting an electron beam, a first electrode that accommodates a portion including the tip of the cathode, and a second electrode that surrounds t...
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WO/2021/072186A1 |
A method for purifying particles generates charged particles from a sample, measures at least at least one of masses, charge magnitudes and mobilities of the generated charged particles, and selectively passes to a particle collection ta...
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WO/2021/070289A1 |
This electron gun is provided with: an emitter having an electron emittance surface; a first electrode as an extraction electrode; and a second electrode having a second surface facing a first surface of the first electrode, wherein the ...
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WO/2021/059918A1 |
The present invention addresses the problem of providing an electron gun with which it is possible to verify whether or not an electron beam emitted from a photocathode deviates from a design central axis of emission. The problem can b...
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WO/2021/058513A1 |
A metal 3D printer (100), a cathode holder system (112), a carrier (300) for an electron emitter (312), and an electron source piece (114) with a thermal break in a mechanical interface are provided. The metal 3D printer (100) has an ele...
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WO/2021/041166A1 |
Various disclosed embodiments include elements for mitigating electron reflection in a vacuum electronic device, vacuum electronic devices that incorporate elements for mitigating electron reflection, and methods of fabricating elements ...
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WO/2021/041837A1 |
Embodiments of systems, devices, and methods relate to fast beam position monitoring for detecting beam misalignment in a beam line. In an example, a fast beam position monitor includes a plurality of electrodes extending into an interio...
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WO/2021/037481A1 |
The invention relates to an electron source (2) for generating an electron beam (8), comprising a cathode (1) and an anode (4) in the form of a graphene layer (6, 12) which is epitaxially grown with a silicon carbide substrate (5). The i...
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WO/2021/007360A1 |
Methods and systems for acquiring transmission electron microscope video data on a rolling-shutter detector at an enhanced frame rate and without temporal distortions are described. Also described are methods to enhance the dynamic range...
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WO/2021/001383A1 |
The subject of the invention is a pulsed generator of electrically charged particles comprising: a vacuum chamber (V); said generator being characterized in that: the vacuum chamber (V) is configured to maintain an internal operating pre...
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WO/2020/237037A1 |
A device including a first surface, a second surface and a controller. The first and the second surfaces define a first ion channel therebetween. The second surface includes a first plurality of electrodes with a first electrode and a se...
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WO/2020/135086A1 |
An ion trap system, comprising a laser regulation module (11) used for dividing beams into P first beams and Q second beams, wherein N first beams in the P first beams are respectively transmitted to N ions (121), and M second beams in t...
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WO/2020/098555A1 |
Provided are an on-chip micro electron source and manufacturing method thereof. The on-chip micro electron source is provided with a heat conductive layer (10), and at least one electrode (122) in the same pair of electrodes is connected...
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WO/2019/214863A1 |
The invention relates to a method for producing an atom trap (20), having the steps of: (a) applying an electrically conductive starting layer (2) onto a substrate (1), (b) applying at least one electric conductor element (4) onto the st...
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WO/2019/175455A1 |
The invention relates to a method which includes: acquiring simultaneous satellite and field data relating to a single region, by means of a satellite radiometer and a field radiometer that moves between different zenith and azimuth angl...
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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/2019/121430A1 |
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...
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WO/2019/118121A1 |
A gas supply assembly is described for delivery of gas to a plasma flood gun which includes an inert gas and a fluorine-containing gas, wherein the assembly is configured to deliver a volume of the fluorine-containing gas to the flood gu...
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WO/2019/110775A1 |
A cathode assembly component (CC) for X-ray imaging, comprising a monolithic outer shell (OS) with electron optical functionality and, insertable in said shell, an insulator structure (INS) for two or more electrodes.
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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/2019/091752A1 |
A method for detecting electron beam filament wear in an electron beam source, the method comprising the steps of: enlarging a beam spot emanating from the electron beam source on a work table to a predetermined minimum size, capturing a...
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