Results 11 to 20 of about 192,017 (297)

Advances in High-Temperature Irradiation-Resistant Neutron Detectors [PDF]

open access: yesSensors
To achieve a substantial enhancement in thermodynamic efficiency, Generation IV nuclear reactors are designed to operate at significantly elevated temperatures compared to conventional reactors.
Chunyuan Wang   +3 more
doaj   +2 more sources

Gravitational Waves from Low-Mass X-ray Binaries: a Status Report [PDF]

open access: yes, 2000
We summarize the observations of the spin periods of rapidly accreting neutron stars. If gravitational radiation is responsible for balancing the accretion torque at the observed spin frequencies of ~300 Hz, then the brightest of these systems make ...
Bildsten, Lars   +2 more
core   +3 more sources

Detailed Geant4 simulations of the ANITA and ANITA-CUP neutron facilities [PDF]

open access: yes, 2015
Simulations of the ANITA spallation neutron source at The Svedberg Laboratory (TSL) are described. Neutron radiation calculations show close agreement with measurements at both standard and close user positions.
Hong, Q.   +3 more
core   +1 more source

INFLUENCE OF SCATTERED NEUTRON RADIATION ON METROLOGICAL CHARACTERISTICS OF АТ140 NEUTRON CALIBRATION FACILITY

open access: yesПриборы и методы измерений, 2017
Today facilities with collimated radiation field are widely used as reference in metrological support of devices for neutron radiation measurement. Neutron fields formed by radionuclide neutron sources.
D. I. Komar, S. A. Kutsen
doaj   +1 more source

A study of the use of palm fiber and palm shell as a thermal neutron radiation shielding material

open access: yesCase Studies in Thermal Engineering, 2019
Preliminary studies have been conducted to determine the benefits of using palm fiber and shells as thermal neutron radiation shielding materials. The method in this research using Neutron Activation Analysis (NAA).
Evi Christiani Sitepu   +6 more
doaj   +1 more source

Radiation shielding for a nuclear fusion device with inertial electrostatic confinement

open access: yesBrazilian Journal of Radiation Sciences, 2022
In an inertial electrostatic confinement nuclear fusion device, IECF, thermal neutron population is created near the neutron shielding that is proportional to the fast neutrons generation rate; nevertheless, this proportionality varies with the ...
Seung Min Lee   +2 more
doaj   +1 more source

Radiation of Neutron Stars Produced by Superfluid Core [PDF]

open access: yes, 2002
We find that neutron star interior is transparent for collisionless electron sound, the same way as it is transparent for neutrinos. In the presence of magnetic field the electron sound is coupled with electromagnetic radiation and form the fast ...
Amundsen L.   +17 more
core   +2 more sources

Local bonds anomalies and dynamics in bismuth ferrite

open access: yesAIP Advances, 2017
The temperature evolution of the chemical and magnetic sublattice of bismuth ferrite has been investigated by neutron scattering below room temperature. Although the bulk lattice structure performed as expected, anomalies were measured in the local Bi-Fe
J. W. Lin   +6 more
doaj   +1 more source

A Novel, Rapid Response Renewable Biopolymer Neutron and Gamma Radiation Solid-State Detector for Dosimetry and Nuclear Reactor Flux-Power Mapping

open access: yesInstruments, 2023
A novel solid-state neutron and gamma radiation monitor-dosimeter based on biopolymer polylactic acid (PLA) is presented. The resulting detector (PLAD) technology takes advantage of property changes of the renewable PLA resin when subject to ionizing ...
Wen Jiang   +4 more
doaj   +1 more source

Effects of Neutron Irradiations in Various Crystal Samples of Large Size for Future Crystal Calorimeter [PDF]

open access: yes, 2010
In this paper, we report an investigation on the radiation damage effects induced by neutrons in large size crystal scintillator: BGO, CeF_3, LYSO:Ce and PWO. The irradiations were carried out by using fast neutrons from one ^(241)Am-Be and two ^(252)
Mao, Rihua, Zhang, Liyuan, Zhu, Ren-Yuan
core   +1 more source

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