Articles with "radiation source" as a keyword



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SPS technique for ionizing radiation source fabrication based on dense cesium-containing core.

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Published in 2019 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2019.02.016

Abstract: The work presents a novel method for fabrication of the high-quality ionizing radiation source (IRS), which is promising to replace unsafe commercial products based on 137CsCl prohibited by IAEA. Spark plasma sintering (SPS) technique has… read more here.

Keywords: fabrication; sps technique; ionizing radiation; radiation source ... See more keywords
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Design and modeling of a planar graphene structure as a terahertz cyclotron radiation source

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Published in 2021 at "Scientific Reports"

DOI: 10.1038/s41598-021-95502-9

Abstract: With incredibly high carrier mobility and saturation velocity, graphene would be an ideal candidate for a miniaturized solid-state cyclotron radiation source. A planar semicircular graphene arc geometry was investigated for emission in the 0.5–1.5 THz… read more here.

Keywords: source; graphene; cyclotron radiation; radiation source ... See more keywords
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Xe laser-plasma EUV radiation source with a wavelength near 11 nm—Optimization and conversion efficiency

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Published in 2019 at "Journal of Applied Physics"

DOI: 10.1063/1.5115785

Abstract: Xe laser-produced plasma with a gas-jet target is considered a promising λ = 11.2-nm radiation source for a possible extension of the EUV (Extreme UltraViolet) lithography. EUV spectra of the plasma radiation obtained with the aid of… read more here.

Keywords: laser; euv radiation; euv; conversion efficiency ... See more keywords
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Design and analysis of a quasi-TM03 mode G-band extended interaction radiation source

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Published in 2021 at "AIP Advances"

DOI: 10.1063/5.0043733

Abstract: A disk-loaded coupled cavity structure operating in the quasi-TM03 mode has been used here to develop a high electron efficiency, high output power terahertz radiation source, demonstrating that it is possible to concentrate the axial… read more here.

Keywords: mode; extended interaction; source; quasi tm03 ... See more keywords
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Radiation Source Localization Using Surrogate Models Constructed from 3-D Monte Carlo Transport Physics Simulations

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Published in 2020 at "Nuclear Technology"

DOI: 10.1080/00295450.2020.1738796

Abstract: Abstract Recent research has focused on the development of surrogate models for radiation source localization in a simulated urban domain. We employ the Monte Carlo N-Particle (MCNP) code to provide high-fidelity simulations of radiation transport… read more here.

Keywords: source localization; source; monte carlo; physics ... See more keywords

Monte Carlo simulation of the radiation source term from [18O]H2O cyclotron target bombardment with protons of 16.5 MeV.

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Published in 2023 at "Radiation protection dosimetry"

DOI: 10.1093/rpd/ncad050

Abstract: PET cyclotrons are widely used for producing medical diagnostic radionuclides. The main radionuclide produced in these facilities is the 18F, which is obtained from the [18O (p,n)18F] reaction when 18O-enriched water is bombarded with the… read more here.

Keywords: radiation source; protons mev; radiation; source term ... See more keywords
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Visualization software for radioactive contamination based on Compton camera: COMRIS.

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Published in 2023 at "Radiation protection dosimetry"

DOI: 10.1093/rpd/ncad106

Abstract: Identifying and visualizing the radiation source location are important in reducing the radiation exposure of workers at the decommissioning site of the Fukushima Daiichi Nuclear Power Station and in improving the radiation protection functions in… read more here.

Keywords: compton camera; radiation source; radiation;
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Passive Synthetic Aperture High-Precision Radiation Source Location by Single Satellite

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Published in 2022 at "IEEE Geoscience and Remote Sensing Letters"

DOI: 10.1109/lgrs.2021.3057902

Abstract: Passive localization is important because of its strong concealment and long detection distance. Space-borne passive radiation source location technologies have contradicting characteristics of wide coverage and high-precision position. Hence, accurate target identification is difficult to… read more here.

Keywords: radiation; satellite; high precision; radiation source ... See more keywords

An Experimental Setup Based on a Printable System for the Acquisition of the Real-Time Electrical Response of Irradiated Semiconductor Devices

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Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"

DOI: 10.1109/tim.2022.3228260

Abstract: Nowadays, the semiconductor market is growing exponentially in many sectors and more particularly in the applications of the Internet of Things (IoT) in “harsh” environments. These so-called harsh environments result in difficult operating conditions for… read more here.

Keywords: time; ionizing radiation; semiconductor; radiation ... See more keywords
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Amplitude-Hyperbolic Method of Passive Location of a Radiation Source

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Published in 2018 at "Optoelectronics, Instrumentation and Data Processing"

DOI: 10.3103/s8756699018040064

Abstract: A new method for ranging and locating a radiation source is proposed for a two-position system that detects an amplitude and difference of instances at which a wave arrives at a receiving position. Equations that… read more here.

Keywords: hyperbolic method; radiation; method passive; radiation source ... See more keywords
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Surrogate-Based Robust Design for a Non-Smooth Radiation Source Detection Problem

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Published in 2019 at "Algorithms"

DOI: 10.3390/a12060113

Abstract: In this paper, we develop and numerically illustrate a robust sensor network design to optimally detect a radiation source in an urban environment. This problem exhibits several challenges: penalty functionals are non-smooth due to the… read more here.

Keywords: radiation; problem; source; radiation source ... See more keywords