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High current pulsed electron beam

Web13 de mar. de 2024 · The paper presents the results of the structure and properties modification of 20Cr23Ni18 (AISI 310) high chrome austenitic stainless steel after the exposure to the low energy high current pulsed electron beam (LEHCPEB) irradiation. The AISI 310 is used to manufacture machine components and mechanisms operating at … Web1 de abr. de 2024 · In this paper, high-current pulsed electron beam (HCPEB) irradiation was used as surface alloying of chromium/copper (Cr/Cu) system to improve the surface …

Analysis of Metals Surface Structure Modifications Induced by …

Web10 de jun. de 2024 · Abstract. X-ray diffraction analysis, optical metallography, and transmission electron microscopy demonstrated that irradiation with high-current pulsed electron beams in the melting mode leads to formation of residual compressive stresses and a finely dispersed globular-lamellar microstructure (the α, α', and α'' plates being … Web27 de abr. de 2004 · Physical models and numerical simulations are used to describe the thermal-mechanical process induced by high current pulsed electron beam (energy … rcl wound referral https://reneevaughn.com

Design and testing of a high perveance sheet beam electron gun

Web13 de abr. de 2024 · We study the formation of a high-current electron beam with a duration of 1 ns in a magnetically insulated coaxial diode with a cold cathode under varying residual gas pressure. It is demonstrated that before the transition from explosive electron emission in vacuum to the electron runaway regime in a gas, an increase in the beam … WebThe thermal imaging diagnostics of measuring pulsed electron beam energy density is presented. ... Thermal imaging diagnostics of high-current electron beams Rev Sci Instrum. 2012 Oct;83(10):103301. doi: 10.1063/1.4756689. Authors A Pushkarev 1 , G Kholodnaya, R Sazonov, D Ponomarev. Affiliation 1 Tomsk ... Web27 de abr. de 2004 · Physical models and numerical simulations are used to describe the thermal-mechanical process induced by high current pulsed electron beam (energy E=10–40 keV, energy density in a pulse S=1–6 J/cm 2, pulse duration τ=0.5–5 μs) irradiation. The temperature simulation reveals ultrahigh heating and cooling rates on the … sims 4 vampire mod download

Development mechanism of cathode surface plasmas of high current pulsed ...

Category:Short High-Current Electron Beams and High-Powermicrowave

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High current pulsed electron beam

Formation of Residual Stresses in the Surface Layers of ... - Springer

WebHigh Current Pulsed Electron Beam Generator. Abstract: A review is given of a simple and economical method of generating high current electron beams in the range of a … Web1 de mar. de 2009 · High current pulsed electron beam (HCPEB) is a fairly new technique for surface modifications, including hardening, alloying and formation of metastable …

High current pulsed electron beam

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Web26 de dez. de 2024 · chromium by high current pulsed electron beam treatment Chen Li, Qingfeng Guan, Jie Cai et al.-Compounded Surface Modification of ZK60 Mg Alloy by High Current Pulsed Electron Beam+Micro-plasma Oxidation Gao Bo, Hao Yi, Tu Ganfeng et al.-High-energy density beams and plasmas for micro- and nano-texturing of surfaces …

WebIn this study, we present the results of the effect of duplex surface modification of 304-L stainless steel substrates by an electron-beam treatment (EBT) and subsequent deposition of diamond-like carbon coatings on the surface roughness and corrosion behavior. During the EBT process, the beam power was varied from 1000 to 1500 W. The successful … WebSuch beam current features pose new and additional challenges both for beam monitoring system (inside the linac) ... Durán MT, Desorgher L, et al. Dosimetric and preparation procedures for irradiating biological models with pulsed electron beam at ultra-high dose-rate. Radiother Oncol. (2024) 139:34–9. doi: 10.1016/j.radonc.2024.05.004.

Web12 de set. de 2024 · Abstract. In experiments on ion acceleration in the Katran pulsed high-current relativistic electron beam generator with output voltage U ≤ 250 kV and current … WebKeywords: high-current pulsed electron beam; heat-a ected zone; shock wave; thermal stress wave; grain refinement 1. Introduction As an advanced surface modification technique, high-current pulsed electron beam (HCPEB) technology has attracted scholarly attention in the field of material surface modification owing to the

Web1 de jan. de 2024 · The electron beam is generated by “pseudo-spark” discharge device and characterized by high current (hundreds of amperes to thousands of amperes), …

Web14 de abr. de 2024 · Optical drive. A VSe 2 nanosheet was attached on a horizontal polished sapphire substrate via mechanical exfoliation (ME) method, and it was completely covered by a vertical pulsed laser beam, as ... rcm3712 rotary cutterWeb15 de nov. de 2024 · Recently, high-current pulsed electron beam (HCPEB) irradiation has been proposed as an innovative non-equilibrium surface modification technology, … rcm 10 history flashcardsWeb1 de out. de 2004 · Physical models and numerical simulations are applied to describe the thermal–dynamical processes of the high current pulsed electron beam (HCPEB) … rcm 300 blackout barrelWeb29 de set. de 2024 · The algorithm and results of calculating the integral and differential energy spectra of a pulsed electron beam (350–500 keV, … sims 4 vampire mods freeWeb12 de dez. de 2024 · Although the SC effect occurs under high charge conditions, a component of the interference fringe remained. Consequently, despite the high current … rcm 2017 continuity of careWeb7 de abr. de 2024 · A high output power and a high pulse energy can significantly enhance the scope of applications of the intense electron beam accelerator (IEBA) in physical … rcma child development centerWeb28 de mai. de 2024 · High-current pulsed electron beam sources are the core components of high-power microwave systems. In order to meet the requirements of … rc machine ebay