Results 11 to 20 of about 10,074 (260)

Radioisotopes produced by neutron irradiation of food [PDF]

open access: yesApplied Radiation and Isotopes, 2016
The use of neutrons for cargo interrogation has the potential to drastically improve threat detection. Previous research has focussed on the production of (24)Na, based on the isotopes produced in pharmaceuticals and medical devices. For both the total activity and the ingestion dose we show that a variety of isotopes contribute and that (24)Na is only
Albright, S., Seviour, R.
openaire   +2 more sources

Defects in neutron irradiated molybdenum [PDF]

open access: yesActa Metallurgica, 1967
Abstract Molybdenum of purity 99.965% has been examined by transmission electron microscopy and field ion microscopy before and after neutron irradiation to 1 × 1019 n.v.t. at reactor ambient temperature. The structure after 1 hr anneal at 760°C following irradiation was also investigated.
Rao, P., Thomas, G.
openaire   +2 more sources

Helium-Hydrogen Synergistic Effects in Structural Materials Under Fusion Neutron Irradiation

open access: yesFrontiers in Materials, 2022
In fusion reactors, 14 MeV high-energy neutron irradiation of structural materials will produce large amounts of helium and hydrogen simultaneously with displacement defects.
Jia Huang   +11 more
doaj   +1 more source

Effects of Fast Neutron Irradiation on Switching of Silicon Bipolar Junction Transistor [PDF]

open access: yesJournal of Radiation Protection and Research, 2023
Background When bipolar junction transistors (BJTs) are used as switches, their switching characteristics can be deteriorated because the recombination time of the minority carriers is long during turn-off transient.
Sung Ho Ahn, Gwang Min Sun
doaj   +1 more source

Beryllium oxide utilized in nuclear reactors: Part II, A systematic review of the neutron irradiation effects

open access: yesNuclear Engineering and Technology, 2023
Beryllium oxide (BeO) is being re-emphasized and utilized in Micro Modular Reactors (MMR) because of its prominent nuclear and high temperature properties in recent years.
Ming-dong Hou, Xiang-wen Zhou, Bing Liu
doaj   +1 more source

Evaluation of Irradiation Properties for Fusion Structural Materials

open access: yesCailiao gongcheng, 2018
On the basis of specific irradiation conditions in fusion reactor, the advantages and limitations of the main proposed irradiation facilities including ion irradiation, fission neutron irradiation, spallation neutron irradiation and fusion neutron ...
HE Pei   +3 more
doaj   +1 more source

Improvement possibilities of the I-V characteristics of PIN photodiodes damaged by gamma irradiation [PDF]

open access: yesNuclear Technology and Radiation Protection, 2013
This paper presents the behavior of PIN photodiodes after combined gamma and neutron irradiation. Different types of PIN photodiodes have been exposed first to gamma and then to neutron irradiation.
Nikolić Dejan S.   +3 more
doaj   +1 more source

Neutron irradiation sensitivity of thermal conductivity for Al2O3 nanofluids

open access: yesMaterials Research Express, 2020
In this work, the thermal conductivity of Al _2 O _3 nanofluids has been investigated for the sensitivity towards neutron irradiation. The solution combustion method has been used for the synthesis of Al _2 O _3 nanoparticles that have been used for the ...
Ravi Agarwal   +4 more
doaj   +1 more source

Microstructural Characterization of Reactor Pressure Vessel Steels

open access: yesMetals, 2023
Ion irradiation is a promising tool to emulate neutron-irradiation effects on reactor pressure vessel (RPV) steels, especially in the situation of limited availability of suitable neutron-irradiated material.
Libang Lai   +4 more
doaj   +1 more source

Conceptual Design of Experimental Facility for Large-Diameter NTD-Si at the IRT-T Reactor

open access: yesAtom Indonesia, 2021
The IRT-T reactor has been conducting research in the field of irradiation of ingots of single-crystal semiconductor materials since 1987. The article describes the existing silicon doping facility.
I. I. Lebedev   +5 more
doaj   +1 more source

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