Results 31 to 40 of about 5,099 (115)

Reactor test of beryllium as self-powered neutron detector emitter for fast neutron flux measurement [PDF]

EPJ Web of Conferences
Neutron flux in nuclear reactors causes damages to material components. Fast neutrons, above 1 MeV, modify mechanical and structural properties of materials.
Dupin Elsa, Barbot Loïc, Normand Stéphane, Fontbonne Jean-Marc, Thiollay Nicolas, Destouches Christophe   +5 more
doaj   +1 more source

Investigating Thermal and Fast Neutron Shielding Properties of B4C, B2O3, Sm2O3, and Gd2O3 doped Polymer Matrix Composites using Monte Carlo Simulations

Süleyman Demirel Üniversitesi Fen-Edebiyat Fakültesi Fen Dergisi, 2021
In this study, thermal (2.53*10-8 MeV) and fast (2 MeV) neutron total macroscopic cross-sections of paraffin, polycarbonate, and polyester matrix polymers doped with B4C, B2O3, Sm2O3, and Gd2O3 (at weight percentages of 5%, 10%, 15%, 20%, and 25%) were ...
Yasin Gaylan, Ahmet Bozkurt, Barış Avar   +2 more
doaj   +1 more source

In-beam γ-ray spectroscopy with fast neutron probes at NFS [PDF]

EPJ Web of Conferences
Using the high flux of fast neutron beam provided at the Neutrons For Science (NFS) facility of GANIL-SPIRAL2, high resolution γ-ray spectroscopy of nuclei produced in the (n,xn) reactions is performed with the EXOGAM HPGe array.
Sengar Hemantika, Clément Emmanuel, Ackermann Dieter, Aktas Ozge, de Arruda Lucas, de France Gilles, Dessagne Philippe, Henning Greg, Jangid Indu, Kalaydjieva Desislava, Kerveno Maëlle, Kumar Neeraj, Ledoux Xavier, Lemasson Antoine, Matea Iolanda, Miriot-Jaubert Perine, Navin Alahari, Piot Julien, Ramos Diego, Roger Thomas, Sharma Priya, Tanaka Taiki   +21 more
doaj   +1 more source

Optimization of Beam Shaping Assembly design for Boron Neutron Capture Therapy based on a transportable proton accelerator

Alexandria Engineering Journal, 2018
The optimization of a Beam Shaping Assembly design for Boron Neutron Capture Therapy (BNCT), based on a commercial available proton accelerator, has been simulated.
Jacob G. Fantidis, G. Nicolaou
doaj   +1 more source

Advanced Modelling of 238U(n,f) in a Fast Reactor Application [PDF]

EPJ Web of Conferences, 2019
Fast neutron reactors, as a possible future solution on energy demand of human society, based on fission process of 238U, request new and reliable nuclear data necessary for new generation reactors design. Fission process induced by fast neutrons on 238U
Oprea Cristiana, Mihul Alexandru, Oprea Alexandru   +2 more
doaj   +1 more source

Effect of reflected neutrons for fast pulsed reactor characteristics with metallic nuclear fuel

He jishu
BackgroundFast neutron pulsed reactors are sensitive to wall scattering neutrons, and their waveforms are changed by reflected neutrons. In addition, their operation may be adversely affected when there are too many reflected neutrons.PurposeThis study ...
GUO Shuwei, CHEN Zhenping, JIANG Xinbiao, LI Da, ZHANG Keying, ZHANG Xinyi, WANG Lipeng, XIE Jinsen, YU Tao   +8 more
doaj   +1 more source

Bricks non-destructive simulation testing method utilizing neutron radiography facility based on a 7Li(p,n)7Be reaction

Nuclear Engineering and Technology
The evaluation of non-destructive neutron radiography (NR) for examining the internal composition of various structural materials, has been the focus of extensive research.
Jacob G. Fantidis, Athanasia Κ. Thomoglou, Maristella Ε. Voutetaki, Bassam Tayeh, George Nikolaou   +4 more
doaj   +1 more source

Inelastic scattering of fast neutrons from 56Fe

EPJ Web of Conferences, 2017
The inelastic scattering of fast neutrons on 56Fe was investigated in different manners at the neutron time-of-flight facility nELBE. The scattering cross section was determined via the measurement of the γ-ray production and by means of a kinematically ...
Beyer Roland, Birgersson Evert, Dietz Mirco, Hannaske Roland, Junghans Arnd R., Kögler Toni, Massarczyk Ralph, Matić Andrija, Schwengner Ronald, Wagner Andreas   +9 more
doaj   +1 more source

High resolution 148Nd(3He,nγ) two proton stripping reaction and the structure of the 02+ state in 150Sm

EPJ Web of Conferences, 2014
The challenge of achieving high resolution in binary reactions involving an outgoing high energy neutron is solved by detecting the γ-ray decay of populated excited states in an array of escape suppressed HPGe detectors in coincidence with fast neutrons ...
Sharpey-Schafer J. F., Papka P., Bvumbi S. P., Jones P. M, Vymers P., Bucher T. D., Dinoko T. S., Easton J. L., Herbert M. S., Kheswa B. V., Khumalo N., Lawrie E. A., Lawrie J. J., Majola S. N. T., Ndayishimye J., Negi D., Noncolela S. P., Orce J. N., Shirinda O., Sithole P., Standkiewicz M.A., Wiedeking M.   +21 more
doaj   +1 more source

Ultrawide bandgap semiconductor h-BN for direct detection of fast neutrons

APL Materials
III-nitride wide bandgap semiconductors have contributed on the grandest scale to many technological advances in lighting, displays, and power electronics.
J. Li, A. Tingsuwatit, Z. Alemoush, J. Y. Lin, H. X. Jiang   +4 more
doaj   +1 more source