Articles with "electron gun" as a keyword



Effect of vertical deposition angle on structural and optical properties of tantalum oxide nano layers deposited by electron gun evaporation

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Published in 2021 at "Chinese Journal of Physics"

DOI: 10.1016/j.cjph.2021.09.008

Abstract: Abstract Tantalum oxide nano layers were deposition on glass substrate with different thicknesses (30, 60, 90 and 120 nm) in vertical deposition angle and high vacuum condition at room temperature by using electron gun evaporation… read more here.

Keywords: nano layers; vertical deposition; deposition angle; tantalum oxide ... See more keywords

Application of a radial radio-frequency electron gun to waste treatment

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Published in 2020 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2019.108440

Abstract: Abstract Electron-beam irradiation has been shown to be a clean, efficient, and effective technique for treating a variety of contaminants in a variety of media. In particular, the ionizing radiation produced by an electron beam… read more here.

Keywords: system; waste treatment; treatment; electron ... See more keywords

High-Performance Compact Pre-Lens Retarding Field Energy Analyzer for Energy Distribution Measurements of an Electron Gun

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Published in 2022 at "Microscopy and Microanalysis"

DOI: 10.1017/s1431927622012235

Abstract: Abstract The energy distribution of an electron gun is one of the most important characteristics determining the performance of electron beam-based instruments, such as electron microscopes and electron energy loss spectroscopes. For accurate measurements of… read more here.

Keywords: electron gun; energy; energy distribution; pre lens ... See more keywords
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Design and testing of a high perveance sheet beam electron gun

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Published in 2023 at "Review of Scientific Instruments"

DOI: 10.1063/5.0084116

Abstract: This paper presents the design, prototype engineering, and initial testing of a relatively low-voltage, high aspect ratio electron gun for versatile pulsed power applications. The sheet beam, diode electron gun is designed for (23–25) kV… read more here.

Keywords: gun; sheet beam; electron gun; electron ... See more keywords

Influence of geometric parameters on 150 kV direct-heated electron gun beam spot

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Published in 2025 at "AIP Advances"

DOI: 10.1063/5.0272716

Abstract: In electron beam welding, high-voltage and large-power electron guns can achieve a large depth-to-width ratio, making them more suitable for welding high-melting-point materials or thick components. However, the influence rules of the geometric structure parameters… read more here.

Keywords: electron guns; geometric parameters; beam; electron gun ... See more keywords

Multilateral surface analysis of the CeB6 electron-gun cathode used at SACLA XFEL.

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Published in 2021 at "Journal of synchrotron radiation"

DOI: 10.1107/s1600577521009656

Abstract: The CeB6(001) single crystal used as a cathode in a low-emittance electron gun and operated at the free-electron laser facility SACLA was investigated using cathode lens electron microscopy combined with X-ray spectroscopy at SPring-8 synchrotron… read more here.

Keywords: microscopy; surface; cathode; spectroscopy ... See more keywords

A Sheet Beam Electron Gun Based on Carbon Nanotube Cold Cathode

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Published in 2024 at "IEEE Transactions on Electron Devices"

DOI: 10.1109/ted.2024.3373375

Abstract: Cold cathode is a compelling candidate for compact and high-frequency vacuum electronic devices (VEDs) due to its superior electron emission characteristics, and sheet electron beam is more suitable for planar high-frequency VEDs. To combine cold… read more here.

Keywords: sheet; beam; electron gun; cathode ... See more keywords

Design of an RF Electron Gun Featuring a Spoof Localized Surface Plasmon Grid

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Published in 2025 at "IEEE Transactions on Plasma Science"

DOI: 10.1109/tps.2025.3575622

Abstract: This article introduces an innovative design for a thermionic grid-controlled RF electron gun that utilizes a spoof localized surface plasmons (SLSPs) structure as the grid. The strong resonance and high size compression capabilities of SLSP… read more here.

Keywords: spoof localized; gun; electron gun; localized surface ... See more keywords

Triode Electron Gun of the LUE-200 Linear Accelerator, IREN Facility of the Laboratory of Neutron Physics, Joint Institute for Nuclear Research

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Published in 2019 at "Physics of Particles and Nuclei Letters"

DOI: 10.1134/s1547477119020055

Abstract: The electron injector (electron gun (EG)) is a triode system (cathode–control grid–anode with a second grid “wall”) with a grounded anode and an isolated filament shielded cathode supplied with a high-voltage (up to –240 kV)… read more here.

Keywords: physics; gun; modulator; cathode ... See more keywords

Compact Electron Gun for High-Voltage Electron Cooling Systems

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Published in 2019 at "Physics of Particles and Nuclei Letters"

DOI: 10.1134/s1547477119060128

Abstract: One way to increase the efficiency of electron cooling is to increase the electron density in the beam reference frame. As a rule, with an increase in the energy of the cooled ion beam, they… read more here.

Keywords: high voltage; voltage electron; electron gun; electron cooling ... See more keywords
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FLEXI ELECTRODE ELECTRON GUN FOR LONG LIFE TRAVELLING-WAVE TUBES

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Published in 2020 at "Progress in Electromagnetics Research Letters"

DOI: 10.2528/pierl20010603

Abstract: A flexi electron gun consists of multiple electrodes and can be used to maintain uniform beam current over the life of a traveling-wave tube (TWT). The flexi electron gun consists of dispenser cathode, anode1, anode2,… read more here.

Keywords: life; beam current; electron gun; beam ... See more keywords