Results 11 to 20 of about 3,542,228 (207)

Preliminary Study on Improving Resolution of D-T Neutron Radiography based on Associated Alpha and Coded Source Imaging Methods [PDF]

open access: yesEPJ Web of Conferences, 2020
Limitations of fast neutron radiography include low detection efficiency and poor spatial resolution. D-T neutron radiography is one compact fast neutron radiography method.
Wang Sheng   +7 more
doaj   +1 more source

Simulation of Pulsed Neutron Source Experiment in Tehran Research Reactor Core (TRR) [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2022
One of the useful methods for measuring fast neutron decay constant in a nuclear reactor core is the pulsed neutron source experiment as MCNP code is based on the Monte Carlo method, so able to track the time-dependent behavior of the particles in static
M. Arkani
doaj   +1 more source

Fast Neutron Imaging with Semiconductor Nanocrystal Scintillators.

open access: yesACS Nano, 2020
Fast neutrons offer high penetration capabilities for both light and dense materials due to their comparatively low interaction cross sections, making them ideal for imaging of large-scale objects such as large fossils or as-built plane turbines, where X-
K. McCall   +12 more
semanticscholar   +1 more source

Boron nitride neutron detector with the ability for detecting both thermal and fast neutrons

open access: yesApplied Physics Letters, 2022
The detection of fast neutrons is regarded technically challenging because the interaction probability of fast neutron with matter is extremely low. Based on our recent development of hexagonal boron nitride (BN) semiconductor thermal neutron detectors ...
A. Tingsuwatit   +5 more
semanticscholar   +1 more source

Study on the Fast Neutron Multiplicity Measurement of Uranium Material

open access: yesFrontiers in Energy Research, 2022
As a non-destructive testing and analysis technology, the neutron multiplicity measurement method plays an important role in the field of arms control verification.
Sufen Li   +3 more
doaj   +1 more source

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

High alloyed new stainless steel shielding material for gamma and fast neutron radiation

open access: yes, 2020
Stainless steel is used commonly in nuclear applications for shielding radiation, so in this study, three different types of new stainless steel samples were designed and developed. New stainless steel compound ratios were determined by using Monte Carlo
B. Aygün
semanticscholar   +1 more source

Fast Radio Bursts from Interacting Binary Neutron Star Systems [PDF]

open access: yesAstrophysical Journal, 2020
Recent observations of repeating fast radio bursts (FRBs) suggest that some FRBs reside in an environment consistent with that of binary neutron star (BNS) mergers. The bursting rate for repeaters could be very high and the emission site is likely from a
Bing Zhang
semanticscholar   +1 more source

Evaluation of PWR pressure vessel fast neutron fluence benchmarks from NUREG/CR-6115 with ares transport code [PDF]

open access: yesNuclear Technology and Radiation Protection, 2017
An accurate evaluation of PWR pressure vessel fast neutron fluence is essential to ensure pressure vessel integrity over the design lifetime. The discrete ordinates method is one of the main methods to treat such problems.
Zhang Liang   +3 more
doaj   +1 more source

Characterization of a reactor-based fast neutron beam facility for fast neutron imaging

open access: yesOptical Engineering + Applications, 2020
The Ohio State University Research Reactor's (OSURR) fast neutron beamline is aimed to meet the growing demand for high flux and well-collimated neutron sources for fast neutron radiography and tomography applications.
I. Oksuz   +7 more
semanticscholar   +1 more source

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