Results 11 to 20 of about 75,648 (282)

Safety features of fast reactor with heavy atomic weight weakly neutron absorbing reflector* [PDF]

open access: yesNuclear Energy and Technology, 2020
The purpose of the present study is the justification of the possibility of improving fast reactor safety by surrounding reactor cores with reflectors made of material with special neutron physics properties.
Gennady G. Kulikov   +3 more
doaj   +3 more sources

Fast neutron environments. [PDF]

open access: yes, 2011
The goal of this LDRD project is to develop a rapid first-order experimental procedure for the testing of advanced cladding materials that may be considered for generation IV nuclear reactors. In order to investigate this, a technique was developed to expose the coupons of potential materials to high displacement damage at elevated temperatures to ...
Buchheit, Thomas Edward   +15 more
openaire   +3 more sources

Neutron shielding properties of a borated high-density glass [PDF]

open access: yesNuclear Technology and Radiation Protection, 2017
The neutron shielding properties of a borated high density glass system was characterized experimentally. The total removal macroscopic cross-section of fast neutrons, slow neutrons as well as the linear attenuation coefficient of total gamma ...
Saeed Aly Abdallah   +7 more
doaj   +1 more source

GEANT4 Modeling Of Energy Spectrum Of Fast Neutrons Source For The Development Of Research Technique Of Heavy Scintillators

open access: yesEast European Journal of Physics, 2019
The proposed work demonstrates the results of creating and investigating the mathematical model of the source of fast neutrons. Computer modeling of the energy spectrum of fast neutrons was carried out for 239PuBe neutron source.
Viktoriia Lisovska   +3 more
doaj   +1 more source

System and process of thermal neutron flux producing by means of an accelerator base electron of 18 MeV

open access: yesEurasian Journal of Physics and Functional Materials, 2021
Neutrons are produced in accelerators by irradiating heavy targets with an electron or proton beam. Produced neutrons are of high energy. The purpose of our work is optimization the neutron flux by MCNP-6 code for production the thermal neutron flux ...
A. .. Didi   +5 more
doaj   +1 more source

Investigations of fast neutron production by 190 GeV/c muon interactions on different targets [PDF]

open access: yes, 2001
The production of fast neutrons (1 MeV - 1 GeV) in high energy muon-nucleus interactions is poorly understood, yet it is fundamental to the understanding of the background in many underground experiments. The aim of the present experiment (CERN NA55) was
Boehm, F.   +8 more
core   +2 more sources

Gamma-Ray and Fast Neutron Shielding Parameters of Two New Titanium-Based Bulk Metallic Glasses [PDF]

open access: yesIranian Journal of Medical Physics, 2021
Introduction: Low-density bulk metallic glass (BMG) with good structural characteristics has the potential of being used for structural radiation shielding purposes.
Oyeleke Olarinoye, Celestine Oche
doaj   +1 more source

Photo neutron dose equivalent rate in 15 MV X-ray beam from a Siemens Primus Linac

open access: yesJournal of Medical Physics, 2015
Fast and thermal neutron fluence rates from a 15 MV X-ray beams of a Siemens Primus Linac were measured using bare and moderated BF 3 proportional counter inside the treatment room at different locations.
A Ghasemi   +4 more
doaj   +1 more source

Neutron Imaging in Cultural Heritage Research at the FRM II Reactor of the Heinz Maier-Leibnitz Center

open access: yesJournal of Imaging, 2018
Neutron Imaging is ideally suited for applications in cultural heritage even at small reactors with moderate image resolution. However, recently, high resolution imaging is being increasingly used for advanced studies, especially in paleontology.
Burkhard Schillinger   +8 more
doaj   +1 more source

Development of a Fast-Spectrum Self-Powered Neutron Detector for Molten Salt Experiments in the Versatile Test Reactor [PDF]

open access: yesEPJ Web of Conferences, 2021
The self-powered neutron detector (SPND) is a widely used flux monitor in thermal nuclear reactors. Although this is a mature technology, the current state of the art is tuned for a thermal neutron spectrum, so many of the devices currently in use lack ...
Goetz K. C., Cetiner S. M., Celik C.
doaj   +1 more source

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