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WO/2024/062203A1 |
The invention relates to an elementary particle detector (1) comprising: dynodes (10) capable of converting an elementary particle into an avalanche of electrons; conductive grids (30) through which accelerated electrons are able to pass...
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WO/2024/030161A2 |
The effective quantum efficiency of a metal-channel photomultiplier tube can be increased with an optical system. The optical system can direct incident light from areas of low efficiency on the cathode of the metal-channel photomultipli...
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WO/2023/210062A1 |
This photomultiplier tube comprises a photoelectric surface which emits photo-electrons in response to incident light, an electron multiplying unit including a plurality of dynodes which emit secondary electrons in response to incidence ...
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WO/2023/092819A1 |
Provided in the present invention is a photosensitive sensor, comprising a top electrode, an isolation layer, a bottom electrode, several conductive structures, a support structure, and a multiplication structure array; each multiplicati...
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WO/2023/076325A2 |
Systems and methods for suppressing X-ray interference in radiation portal monitors are provided. A radiation portal monitor includes a scintillator configured to convert high energy photons into low energy photons, and a photomultiplier...
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WO/2023/057933A1 |
A mount assembly for holding a microchannel plate in an ion detector includes an input side clamping plate including a plurality of input side pads; and an output side clamping plate including a plurality of output side pads, wherein, wh...
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WO/2023/057744A1 |
An ion detector for a mass and/or ion mobility spectrometer is disclosed. The ion detector comprises a dynode arranged and configured such that primary ions to be detected by the ion detector impact upon the dynode and generate first ele...
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WO/2023/016936A1 |
In a photoelectric conversion device, the potential control unit controls electric potentials applied to the meta-surface. The meta- surface includes a plurality of patterns which are space away from each other. The plurality of patterns...
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WO/2023/016941A1 |
A photoelectric conversion device is provided with an electron emitter including a meta-surface emitting an electron in response to incidence of an electromagnetic wave. The meta-surface includes a plurality of photoelectric conversion u...
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WO/2023/016940A1 |
In a photoelectric conversion device, the meta-surface includes a first antenna portion, a first bias portion, a second antenna portion, and a second bias portion. The first antenna portion extends in a first direction and emits an elect...
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WO/2022/251899A1 |
The present invention relates to electron multipliers as used in ion detection apparatus such as mass spectrometers. The multiplier comprises a voltage stabilizing component or system, and is configured to reduce a negative effect of vol...
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WO/2022/229917A1 |
A cartridge assembly for a mass spectrometer includes two detector plates. Each of the two detector plates includes (a) an active area defining a plurality of channels from a first side of each of the two detector plates to a second side...
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WO/2022/183396A1 |
An ion-bombardment-resistant glass composition, microchannel plate skin glass, a microchannel plate and a preparation method. By means of the cooperation of components and the adjustment of the amounts thereof, especially by introducing ...
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WO/2022/123260A1 |
A method of manufacturing, at least in part, a gas electron multiplier, GEM, is described. At S101, the method comprises providing a precursor, comprising a substrate, for example a sheet or a plate, having opposed first and second surfa...
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WO/2022/102268A1 |
A metasurface element includes a support body and a metasurface formed on a surface of the support body. The metasurface includes a metal pattern that is disposed to emit an electron in response to incidence of an electromagnetic wave, a...
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WO/2022/072209A1 |
Disclosed herein are lead free glass compositions having, in some embodiments, SiO2 from 25 wt% to 60 wt%, Al2O3 from 0 wt % to 20 wt%, B2O3 from 0 wt% to 35 wt%, ZrO2 from 0 wt% to 5 wt%, Li2O from 5 wt% to 17 wt%, Na2O from 3 wt% to 10...
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WO/2022/014111A1 |
This electron tube is provided with a vacuum vessel having a light transmissive substrate, a photoelectric surface provided on an inner surface of the light transmissive substrate, an anode provided in the vacuum vessel, and a prism. The...
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WO/2021/248178A1 |
The present invention relates to generally to components of scientific analytical equipment. More particularly, the invention relates to apparatus and methods for detecting and quantitating particles, and particularly ions generated in t...
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WO/2021/235146A1 |
This photocathode 4 comprises an optically transparent conductive layer 22 provided between a translucent substrate 21 and a photoelectric conversion layer 24. The optically transparent conductive layer 22 is formed from a constituent ma...
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WO/2021/204639A1 |
Some disclosed embodiments include an electron detector comprising: a first semiconductor layer having a first portion and a second portion; a second semiconductor layer; a third semiconductor layer; a PIN region formed by the first, sec...
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WO/2021/198248A1 |
A microchannel sensor for detecting radiation and/or particles, the microchannel sensor comprising at least one sensor substrate, wherein said sensor substrate comprises a plurality of channels extending from a first side of the substrat...
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WO/2021/158596A1 |
A photomultiplier includes a housing including a proximal end and a distal end, an optical window disposed at the proximal end of the housing, an end-wall plate disposed at the distal end of the housing, a feedthrough that penetrates thr...
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WO/2021/156442A1 |
In an electron tube (1), the meta-surface (S) emits an electron in response to an incidence of the electromagnetic wave. The first and second electrodes (81, 82) are spaced away from each other, and apply potentials different from each o...
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WO/2021/131084A1 |
The present embodiment pertains to an electron multiplier equipped with a structure which exhibits faster response characteristics than does the prior art, said electron multiplier being at least equipped with a dynode unit, a stem, a co...
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WO/2021/113902A1 |
The present invention relates generally to scientific instruments (such as mass spectrometers) comprising an electron multiplier, and methods for operating same. The invention provides an apparatus having a cross-filed ion detector inclu...
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WO/2021/067519A1 |
A photomultiplier tube (PMT) detector assembly includes a PMT and an analog PMT detector circuit. The PMT includes a photocathode configured to emit an initial set of photoelectrons in response to an absorption of photons. The PMT includ...
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WO/2021/042289A1 |
Provided is a gas electron multiplier, comprising: a readout anode plate (1); a micro-mesh electrode structure (2), formed by cascading n layers of micro-mesh electrodes (21) by means of a support structure (3), the support structure (3)...
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WO/2021/032639A1 |
The invention proposes a detection device for detecting charges particles. The active area of the detector extends along a principal direction over several centimetres and up to 1 meter or more. This allows for its use as a focal plane d...
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WO/2021/003888A1 |
A wide dynamic range ion monitoring system and apparatus. The wide dynamic range ion monitoring apparatus comprises a receiving anode plate (10), a gain component (20) and a first FC monitor (30). A middle portion of the receiving anode ...
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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...
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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...
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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...
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WO/2020/257269A1 |
A light intensifier includes a semiconductor structure to multiply electrons and block stray particles. A thin gain substrate layer includes an electron multiplier region that is doped to generate a plurality of electrons for each electr...
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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...
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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...
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WO/2020/195062A1 |
The present invention implements an ion detecting device with which it is possible to avoid direct collisions of negative ions with a scintillator, prevent degradation of the scintillator, prolong life of the scintillator, reduce the nee...
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WO/2020/148508A1 |
This elementary particle detector comprises: - first sensors (70) able to measure an amount of electric charge on electrodes of a readout plate (16); - a processing unit (80) able to determine the location of an avalanche of secondary el...
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WO/2020/121167A1 |
An MCP detector (620) receives an ion packet along an ion path (601) of mass spectrometer through a hollow central cylindrical tube (621) of the MCP detector. The MCP detector includes coaxial rings (622) of MCPs surrounding the hollow c...
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WO/2020/069557A1 |
The invention relates to electron multiplier apparatus of the type used in ion detectors, and modifications thereto for extending the operational lifetime or otherwise improving performance. The invention may be embodied in the form of a...
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WO/2020/043659A1 |
The invention relates to an electron multiplier arrangement comprising an electron multiplier (EV), in particular a photomultiplier or a multi-channel plate or a micro-sphere plate, which is to be arranged or is arranged in a vacuum and ...
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WO/2020/033119A1 |
Techniques produce integrated native metal oxide discrete elements which can be used to fabricate discrete dynode electron multiplier (DDEM) devices, for example by creating dynodes with a native oxide as secondary electron emissive (SEE...
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WO/2019/235300A9 |
The first-stage dynode is for use in a photomultiplier tube. The first-stage dynode is provided with: a bottom wall section; and one pair of sidewall sections respectively extending toward one side from both edges of the bottom wall sect...
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WO/2019/245999A1 |
An image sensor for electrons or short-wavelength light includes a semiconductor membrane, circuit elements formed on one surface of the semiconductor membrane, and a pure boron layer on the other surface of the semiconductor membrane. T...
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WO/2019/244805A1 |
An MCP assembly as a structure for improving the handling properties of a flexible sheet electrode having a mesh area, comprising at least: a conductive upper support member; an MCP unit; an output electrode; a flexible sheet electrode, ...
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WO/2019/244806A1 |
This MCP assembly comprises an MCP unit and a flexible sheet electrode comprising a structure for easier handling as single unit. The flexible sheet electrode comprises: a mesh area having a plurality of openings provided therein; and a ...
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WO/2019/226142A1 |
The invention describes a metal container that comprises a cathode containing an insulated anode with gases at pressures less than a fraction (0.1 - 0.9) of a mmHg. Metallic normal glow discharge diode and triode devices with large cold ...
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WO/2019/213697A1 |
The present invention relates generally to components of scientific analytical equipment. More particularly, but not exclusively, the invention relates to electron multipliers and modifications thereto for extending the operational lifet...
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WO/2019/180659A1 |
The invention concerns an electron multiplier device (10) capable of delivering an electrical current of several amperes. This device comprises: - a rhodium block (11) through which a channel (12) passes; - an input conductor (16) connec...
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WO/2019/120965A1 |
The invention relates to a secondary electron multiplier (72), which is sensitive to radiation of at least one wavelength in the range of visible light (VIS) and has a radiation entry window (73) designed as a detection surface. Accordin...
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WO/2019/094441A1 |
Apparatuses and methods as described herein can be used to help stabilize the gain of a semiconductor-based photomultiplier. In an embodiment, an apparatus can include a semiconductor-based photomultiplier. The apparatus can be configure...
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